Best Online Fax Services in China of 2025

ULTATEL

Ultatel stands at the forefront of business communications, empowering organizations with cutting-edge cloud VoIP technology to boost productivity and stay connected with customers anywhere, anytime. Our plans come fully scalable, featuring unlimited HD Voice, SMS, Fax, Chat, Video, and over 40 advanced features and integrations. Experience true transparency with our no-hidden-fees pricing model—what you see is exactly what you pay! Recognized as a Gartner Category Leader and G2 High Performer, Ultatel offers a unified communications platform that evolves with your business. Powered by our innovative FlexScale technology, you can effortlessly adjust your communication needs without any downtime or penalties. Our Award-Winning Customer Support team is here for you 24/7/365, delivering a remarkable 94% first-contact resolution rate. With Ultatel, enjoy the peace of mind that comes with being connected beyond limits.

100 Ratings

Starting Price: $14.95 per user per month

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ClickSend

ClickSend offers SMS, MMS, Voice, Online Mail, Email and Fax software for businesses. Our communications and messaging tools are simple to use, automate and integrate. That’s why they’re used by some of the most trusted brands, organisations and developers globally. Built for all, you can access ClickSend via our Dashboard, mobile app, flexible API or 900+ integrations. Plus, ClickSend offers helpful 24/7 support, and lightning fast delivery via a secure and reliable platform. From SMS marketing and alerts to bulk mailouts sent from your browser, join over 90,000+ businesses sending communications around the world. Our 100% uptime guarantee and lightning fast direct routes provide reliable messaging, no matter the channel. From small businesses to enterprise, ClickSend powers billions of messages around the world with 232+ direct carrier connections. Plus, ClickSend is always pay-as-you-go. That’s why ClickSend is business communications, solved.

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73 Ratings

Starting Price: $20 minimum topup

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CocoFax

CocoFax is a cloud-based fax platform allowing you to send and receive faxes online from any device securely and reliably. Seamlessly integrated into daily business, you can directly manage faxes online without messing up with any physical documents.

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87 Ratings

Starting Price: $9.99 per month

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WestFax

#1 rated HIPAA Compliant Fax Service. 100% cloud based. No hardware required. We can port your existing fax number or give you a new number (toll free available as well). HIPAA COMPLIANT FAX Secure, HIPAA compliant, cloud based fax server solution that enables users to send and receive high volume fax. FAX API We've done hundreds of HIPAA compliant API integrations for some of the largest healthcare companies in the world. When you choose WestFax we will provide a dedicated API programmer to help you every step of the way. If you're looking for Fax API integration, High Volume Broadcast Fax, Fax to e-mail or any other fax solution, WestFax is here to help.

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15 Ratings

Starting Price: $0.01

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PDF24

geek software

Free and easy to use online PDF tools. PDF24 is a project of geek software GmbH, a German company that was founded in 2006. PDF24 offers free and easy to use PDF solutions for many PDF problems, online and as software for download. Solutions include the well-known PDF24 Creator and PDF24 Online Tools. PDF24 consists of a small agile team dedicated to the development and improvement of PDF solutions. The PDF24 team is small, but passionate about PDF, which likes to develop solutions that help many people around the world with their PDF problems. Within a few years, we have managed to establish the PDF24 Creator and PDF24 Online Tools, which are used by millions of people around the world. PDF24 also offers PDF24 Fax, which is an online fax service for people who want to send and receive faxes online, without a fax machine.

2 Ratings

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Fax.Plus

Alohi

Fax.Plus is an extremely secure HIPAA and SOC 2 Type 2 compliant online faxing solution for businesses of all sizes, from large enterprises to SMEs and even individuals. Fax.Plus Features: • Extremely easy to use with availability on multiple platforms, including web, mobile, email, and more. • Set up team with the option to assign one/multiple fax numbers to one/multiple members. • Programmable fax API to integrate online fax functionalities into your own software. • Compliant with the world’s strictest data regulations such as ISO 27001, SOC2 Type 2, … • HIPAA compliant faxing solution for healthcare providers to transmit individuals’ protected health information (PHI). • Data encryption in transit and at rest. • Date residency to meet all your data compliance requirements. • Extensive integrations: Slack, Zapier, Google Workspace, Microsoft, ... • Single Sign-On (SSO).

4 Ratings

Starting Price: $6.99 per month

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Documo

mFax is now Documo! Don't compromise when it comes to secure document delivery. Reliably send and receive faxes from anywhere. We built Documo because fax has traditionally... well, sucked. You shouldn't have to cringe when you hear the word fax. Securely and reliably transmit documents from anywhere. The mFax platform is built with industry-leading security standards. Documents are encrypted at rest and during transport. User authentication, audit trails, and intrusion detection are all built-in features. We boast an advanced network infrastructure built exclusively for cloud fax. We couple direct tier-1 carrier relationships with our proprietary routing technology to ensure industry-leading fax success rates. Total flexibility to customize your fax deployment. Want the simplicity of sending and receiving from email? No problem. Looking to integrate? Our Fax API is built for just that.

Starting Price: $25 per user per month

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Sfax

j2 Global

Sfax. Cloud faxing for healthcare Send and receive HIPAA-secure faxes from anywhere. Designed to withstand the rigors of healthcare, Sfax enables you to send, receive, annotate, digitally sign and manage faxes without printing a single physical document. All your documents are protected by strong encryption within our SSAE16 Type 2 data centers. Safely manage all your faxing with powerful, easy to use features and enterprise-level flexibility with our Fax API for easy interoperability. Eliminate unreliable fax machines, servers, printing and telecom line costs with internet cloud faxing. Paper-based fax pages are often misplaced, and are at a higher risk of compromising privacy. Ditch manual processes, poor document workflow and time-wasting manual signatures. Paper fax is less accessible to staff who travel or work remotely. Let them receive, send, view, annotate and sign documents from anywhere.

Starting Price: $29 per month

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GoVoIP

Tired of being on hold forever and when you final speak to someone, they say let me call you back with no response? GoVoIP does not do this and you will have access to your own portal to make your own changes to your phones and your account. Don't want to do it yourself, send a simple email and we will get the task done for you. We perform service around your needs. We offer a VoIP phone for as low as $14.95/phone/month or $14.95/SIP Trunk/month. We offer 4G VoIP wireless that does not go through your network router so the customer can receive clear voice calls; we also offer managed routers for customers to use when needed; we offer a fax solution that can connect to customers legacy fax machines so they can send/receive faxes not only through their email but on their fax machines.

Starting Price: $9.95/month/user

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ExtraFax

extracomm

ExtraFax is a faxing solution that enables users to send and receive faxes directly from their e-mail or web client. Easy to use and learn, ExtraFax for Microsoft Exchange and ExtraFax for Notes/Domino are add-on applications that were built from the ground up. Completely scalable to meet the needs of any organization, from SMB to large enterprises. ExraFax enterprise cloud faxing is a high-capacity, reliable, and globally accessible service that enables the transmission and reception of faxes from any internet-connected application, with no installations. ExtraFax™ allows its customers with HCL Notes/Domino™ or Microsoft Exchange™ to integrate fax communication seamlessly and cost-effectively on desktops and with their custom business applications. Whether you are a small, medium, or multinational enterprise, ExtraFax™ can work to improve communications efficiency and lower the cost of sending faxes.

Starting Price: $7 per month

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QuestBlue

Get your cloud communication solutions through one provider. QuestBlue is the global cloud platform companies choose for cloud-ready voice, messaging, fax, and emergency services. We are committed to delivering high-performing products and solutions through continuous innovated & operational excellence. In addition, our platform let you get customers up & running in MINUTES with all solutions you need, such as Messaging, Hosted PBX, SIP Trunking, Fax, and much more. Our global network is directly connected where it matters most. Plus, you get unmatched reliability, bringing your customers closer and scaling wherever your business takes you. We want your business to be remarkable and we’ll design a solution with you utilizing our cloud communications platform, end-to-end support teams, and customer tools to optimize efficiencies.

Starting Price: $24.95/month + usage

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FaxCore

On-premises deployments, partly-cloudy hybrid with etherFAX, or purely cloud-based fax service. FaxCore is used by Fortune 500 and Fortune Global 500 companies for enterprise wide faxing. FaxCore can be an on premise fax server, Partly-cloudy (hybrid) fax server or fully hosted in the cloud. We have a cloud fax server solution for your needs, today and in the future. A traditional-style deployment, where the necessary hardware and software support for fax services is deployed within your company’s own on-site infrastructure. This enables seamless integration, as well as full visibility and control over your fax services. We now offer completely cloud-based fax services, freeing your internal IT team while providing all the features and advantages offered in a traditional, on-premises deployment. Our advanced cloud deployment ensures anytime, anywhere access via the most popular web browsers, and eliminates the need for client-side software.

Starting Price: $60 per month

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banterFax

banter.io

banterFax (formerly XenFax) is the easiest way to fax online. Edit, send, receive, and add digital signatures to your files on the go, starting at $4.99/month. Get a business e-Fax system that allows you to do business on the go Get a business e-fax number without wasting money on outdated fax machines. Collect digital signatures as well as edit, send and receive faxes through your browser or mobile app. Easily edit the file, add a digital signature, and send your documents from anywhere. Get your business fax sent straight to your cell phone. No expensive fax machines required. Start your 7-day free trial now. Download the banter mobile app to fax on the go. Start using your new fax number in no time. Just add your card, buy a number and start faxing. No need for unnecessary equipment like huge fax machines or paper bundles to send a fax now. Edit, sign, and send faxes through your browser, email or mobile app.

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SRFax

Fax to email. Secure SSL encryption. Fax to email and email to fax. Send and receive a fax online from your office computer or phone while on the go. Our electronic fax services are SSL encrypted for personal use, business enterprise solutions and we are a HIPAA-compliant fax service for doctors, hospitals and other healthcare providers. Keep your documents on lockdown. Our robust data encryption process is trusted by healthcare and legal professionals. Our HIPAA-compliant fax plans meet all industry standard security requirements. Our online fax software can be integrated into your current infrastructure by using our internet fax API in your application development. Fax from an online portal or email using your desktop PC or phone. Our live, helpful team is based in British Columbia, Canada and is available 24/7. We’re here to answer any questions and get you set up in a snap.

Starting Price: $3.29 per month

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AT&T Office@Hand

AT&T

A flexible cloud-based solution that provides voice, fax, text messaging, and audio and video conferencing so workers can be more productive in the office or on the go. Let employees work virtually anywhere from smartphones, tablets, softphones or desktop IP phones and enhance their ability to connect with their customers. Utilize just one number to connect callers with the right person to help ensure your customers can always reach you. Leverage instant local numbers, toll-free access, internet fax, and time of day service. Take advantage of a single solution that provides video meetings and online collaboration. Avoid maintenance, software, setup, and support fees, and CapEx with a cloud-based service. Enjoy an easy-to-use phone, fax, messaging and conferencing system that lets you spend more time serving customers, not managing communications. Get up to 3 company numbers for your business: a local main number, a toll-free number, and a local number for faxes.

Starting Price: $25.40 per month

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Useit Fax Service

Alhambra

Useit Fax Service allows enables you to send, receive, manage faxes securely. Never print another physical document again. All secure faxes are protected by military-grade encryption within our SSAE-16 Type 2 data centers. Send and receive faxes securely using powerful, easy to use features and enterprise-level flexibility. Industry-standard TLS encrypts email fax messages sent between your mail system and Useit Fax Service. All Useit Fax Service web portal and web service sessions are encrypted using HTTPS. Receive faxes directly in your email inbox. Fax to email messages are routed as HTML or plain text emails with PDF or TIFF attachments. Install the Useit Email Fax Printer Driver on any Windows machine for easy-to-use print to fax functionality. Receive fax confirmations via email. Fax delivery confirmation emails are customizable and include an embedded first-page preview images.

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AccessDirect

Our virtual telephone systems are hosted in the cloud, which means that you can use any phone that you already have, and you don’t have to learn any new software to make it work. We take care of all of that for you and can have your virtual phone system set up today. At AccessDirect, we know what’s important – to create a professional first impression and connect your client to your team no matter where they are – and we make that easy. No maintenance, no new software to learn, just a virtual phone service that works to achieve your business goals. An inefficient or outdated phone system will make your company look less professional and hinder your ability to provide the best possible service to your customers. Whether you are a single entrepreneur, a start-up or a growing enterprise, we can help you achieve the professional image provided by major corporate telephone systems, but without all the equipment, hassle, and expense. AccessDirect offers affordable virtual business phone

Starting Price: $19.95 per month

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AT&T Website Solutions

Kick-start your online presence by registering a unique domain name for your business. Get a professional, custom-designed business logo to use on your business website, email marketing campaigns and marketing materials. Create your own mobile-friendly website with our intuitive, easy-to-use website builder. Let a professional website designer build your business website. Communicate with customers and business associates using a company-branded email domain. Plans include online collaboration tools, anti-spam and more. Set up an online storefront and let customers buy from you any time, using their favorite device. Help grow your business and reach out to new and existing customers with powerful online marketing solutions. Free yourself from that bulky old fax machine. Send and receive faxes online, on-the-go, from virtually any device. More domain name extensions are available. Search for your business domain now!

Starting Price: $10 per month

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Phaxio

Our simple JSON API will have you up and faxing in no time! Also, you can post a URL or a string of HTML and we'll send it just like you'd see it in a WebKit browser. Isn't that sweet? Stop worrying about busy signals and telephony annoyances. With our advanced batching and collision avoidance features, you're confident that your faxes will be delivered. Pay for what you use. No monthly contract, cancel at any time. Also, there are no complicated rate decks and pricing calculations. Send and receive starting at 7¢ per page (volume discounts available). We'll give you an API test key that you can use in your staging environment for free and unlimited API calls. We provide clear and up-to-date documentation. Also, we have open-source first-party and community-contributed client libraries to quickly get you started. Never worry about having enough phone lines or channels again. Send and receive as many faxes as you need, whenever you need.

Starting Price: 7¢ per page

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FaxBack

Connect fax machines to premise-based fax servers to get more features. Connect fax machines directly to VoIP providers with HTTPS for true reliability and security. Finally, a reliable way to connect fax machines to VoIP. The new Fax ATA uses HTTPS to securely send faxes in real-time over any data connection (internet, cellular, and satellite) and delivers new features and functionality to the fax machine including automatic fax archiving and email notifications. FaxBack's fax machine solutions for VoIP are designed from the ground up to meet today's business VoIP and Internet connectivity requirements. Enables companies to connect fax machines to a premise-based fax server or to a VoIP provider. FaxBack Fax machine solutions add features to the fax machine similar to how VoIP added features to the phone: receive fax notification via email and track, archive, and manage faxes through the fax server or service provider control panel.

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Faxination

With its modular, component-based design, Faxination can be tailored to meet any deployment requirements. Our enterprise fax solutions are hosted on a highly optimized and maintenance-free cloud platform, allowing businesses to get up and running quickly. Faxination integrates with existing systems and processes, making it the perfect choice for businesses that want to improve their business operations. With our centralized communication platform, you have full control over your messages and can easily report and audit any activity. Our platform is reliable and secure, ensuring compliance with GDPR and PCI standards. Plus, we offer different levels of support services so you can always get the help you need.

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Cloudli

Discover feature-rich solutions designed for your business. Put your best foot forward and deliver an unmatched customer experience with Cloudli’s mobile-first business communications technology. Implement our Cloud Business Phone solution to run your business smoothly, digitize your communications — from voice to text to shared phone lines — and save money in the process. Upgrade your connectivity to stay ahead of the game. Digitally transform your phone and fax lines with Cloudli for industry-leading continuity, customer support and quality of service. We help businesses of all sizes communicate better – how, where and when they want – without compromising security, reliability and efficiency. We’ve led the charge in designing business communication solutions that address specific pain points for over two decades. Here are the results.

Starting Price: $15 per month

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FAXCOM

Biscom

FAXCOM is the leader in enterprise fax that started it all in 1986. Offered as on-prem or cloud, FAXCOM can be deployed to all network environments, supports multiple telephony options (T.30, T.38, SIP, T1 PRI, Analog, etc.) and also supports virtual environments. FAXCOM is the most reliable, scalable, and secure fax solution for medium and large companies.

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XM Fax

XMedius

The industry-leading XM Fax® solutions suite allows organizations to receive faxes direct to email for greater security and efficiency, discard expensive copper phone lines, and to send from computers or MFPs. XM Fax enhances productivity, reduces costs, and helps organizations comply with regulatory requirements. Software-only IP fax server solution – no fax boards required. Eliminate the cost of analog phone lines. Eliminate the maintenance, consumable, and repair costs of legacy fax hardware. Least Cost Routing. Enables compliance with regulations such as HIPAA, GDPR, SOX, FERPA, and more. Zero retention feature. Event log for advanced traceability. ISO/IEC 27001:2013 and PCI DSS Compliant Cloud Services. As easy-to-use as email. Exchange integration & Outlook add-ons. Full range of MFP connectors. Mobile applications (phone & tablet). Available in On-Premises, Cloud, or hybrid deployments. Three application-optimized editions to choose from.

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VoIP Route

VoIP Route's hosted phone service runs on the latest cloud-based technology to connect your business without the high costs of traditional premise-based systems and without any compromises. Seamlessly connect, call and collaborate from phones, smart devices, computers or laptops. VoIP Route is a business-class SIP trunk service provider for both IP-PBX systems and analog/digital telephone adapters or gateways. We have earned the trust of our partners and customers by delivering the highest quality service at a competitive price backed by exceptional support. Residential VoIP uses innovative technology to deliver maximum performance at lower costs. Instead of using outdated phone lines to place calls, convert your calls to digital data and use the Internet to make your calls. Residential VoIP phone service is much cheaper than traditional phone service and can help save on expensive monthly bills.

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Retarus

As a leader in information logistics, we drive communication for companies worldwide. With intelligent infrastructures, patented technology and excellent service. Because the faster and more securely your information flows, the better your business runs. Are you ready for Retarus? Successful business depends on agile and secure communication processes for their digitized and automated workflows. From newsletters and order confirmations to password resets and status notifications – fast delivery of transactional emails plays an essential role in the customer journey. Retarus helps you reach 99% of all mobile networks. That means almost everyone in the world. Quickly and reliably. Read our use cases to learn how you can make your customer dialogue more profitable with enterprise SMS services. Send your personalized content reliably, even to large distribution lists. By email, fax or SMS—it’s easy with a standardized and intuitive platform. Communicate directly from your web browser.

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The Very Good Email Company

Your email in safe hands! The Very Good Email Company have built a range of services around its core email filtering services: filtering, hosting, groupware tools, archiving and fax to email solutions are available. Gateway: weapons-grade anti-virus and anti-spam filtering before it hits your, or your customers’ network! MailCore Pro: email hosting and office collaboration service: providing email, shared calendars, contacts, files and notes. Includes anti-virus and anti-spam filtering as standard. Zimbra: all the benefits of the Zimbra enterprise-class email, calendar and collaboration solution, with our spam and virus filtering as standard. Now with a huge 50GB of storage per mailbox! Messagebunker: a simple, secure, easy to set up and use in-the-cloud email archiving and discovery platform that won’t break the bank. FREE Trial!

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Fax.to

Intergo Fax Services

Select destination country from the dropdown and fill in the recipient. Drag and drop or select your file that you need to be faxed. Our system will give you the best rate based on our intelligent algorithm. Click fax, submit payment details and 30-second registration and your fax are on its way. Your data is protected from unauthorized access thanks to our SSL encryption and high-security standards. All data stored on Fax.to is backed up daily and stored in different locations for added security. Signup now and use our Fax App on IOS and Android to both send and receive fax. The easiest and fastest fax app that you’ve been waiting for! Replace your fax machine and send faxes online directly from your smartphone. Fax from iPhone or iPad. This is the fax app you have been waiting for. Send fax simply by taking a snapshot of your documents. Replace your fax machine and send faxes online directly from your smartphone.

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Callifi

Full-service business phone systems. Real people. Business phone system experts. Local support to solve phone issues in minutes. When you join Callifi, you join our family. Therefore, we customize cutting-edge VoIP technology for each customer's business phone needs. In addition, you will always receive prompt service by our communications craftsmen. Above all, it is through this steadfast commitment, we have delighted customers for decades and plan to do so for many more. Streamline communications with advanced features such as convenient inbox, “do not answer” list, redundancy, telecommuter connect, white-glove customer service. Essentially, you’ve got Callifi on your side. Customize a VoIP phone system with the most relevant features for your business such as phone number, find me / follow me, conferencing, faxing, and security. And don’t worry, we help you every step of the way.

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Concord Cloud Fax

Concord Technologies

Simple, secure, and designed for enterprise-grade volumes: Concord Cloud Fax is transforming the way that large organizations handle their fax transmissions. For sensitive, business-critical fax jobs, Concord ensures security, efficiency, compliance, and your documents delivered, every time. Integrations with Epic, Cerner and a whole host of other platforms make it possible to send and receive faxes from directly within your EHR. No more retrieving, printing or scanning—just a seamless flow of information to and from your EHR. Concord Cloud Fax was built specifically for large, compliance-bound organizations that consist of many moving parts. We provide Cloud Fax that’s HIPAA compliant, SOC 2 audited and highly secure, so even the largest, most tightly-regulated organizations will have peace of mind. There are over 150,000 Concord Cloud Fax users today, and many of them fax thousands or millions of pages per month.

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Best Online Fax Services in China

Compare the Top Online Fax Services in China as of October 2025

What are Online Fax Services in China?

ULTATEL

ClickSend

CocoFax

WestFax

PDF24

Fax.Plus

Documo

Sfax

GoVoIP

ExtraFax

QuestBlue

FaxCore

banterFax

SRFax

AT&T Office@Hand

Useit Fax Service

AccessDirect

AT&T Website Solutions

Phaxio

FaxBack

Faxination

Cloudli

FAXCOM

XM Fax

VoIP Route

Retarus

The Very Good Email Company

Fax.to

Callifi

Concord Cloud Fax

Best Online Fax Services in China

Compare the Top Online Fax Services in China as of October 2025

What are Online Fax Services in China?

ULTATEL

ClickSend

CocoFax

WestFax

PDF24

Fax.Plus

Documo

Sfax

GoVoIP

ExtraFax

QuestBlue

FaxCore

banterFax

SRFax

AT&T Office@Hand

Useit Fax Service

AccessDirect

AT&T Website Solutions

Phaxio

FaxBack

Faxination

Cloudli

FAXCOM

XM Fax

VoIP Route

Retarus

The Very Good Email Company

Fax.to

Callifi

Concord Cloud Fax

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