Compare the Top Online Fax Apps for iPhone as of March 2026

What are Online Fax Apps for iPhone?

Online fax services allow individuals and businesses to send and receive faxes securely over the internet without the need for a traditional fax machine. Users can upload documents from their computer, email, or cloud storage and send them to fax numbers worldwide in digital format. These platforms provide features like electronic signatures, delivery confirmations, and document archiving to simplify communication and recordkeeping. By eliminating hardware, paper, and phone lines, online faxing reduces costs and improves accessibility. Ultimately, online fax services modernize document transmission while maintaining security and compliance for sensitive communications. Compare and read user reviews of the best Online Fax apps for iPhone currently available using the table below. This list is updated regularly.

  • 1
    Medsender

    Medsender

    Medsender

    HIPAA compliant secure faxing built exclusively for healthcare. Medsender integrates with dozens of top EMR / EHR systems and provides everything you need out of the box to view, sign, edit, and upload documents to your EMR system. Medsender's optional automation feature can also automatically label incoming faxes and upload them to the corresponding patients' chart in your EMR, saving several hours of manual work each day. You can keep your existing fax numbers and / or get new fax numbers from Medsender. Free trial available, no contracts and no commitments. Medsender integrates instantly with your EMR so your patient records and documents are always up-to-date.
    Starting Price: $99 per month
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  • 2
    ULTATEL

    ULTATEL

    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.
    Starting Price: $14.95 per user per month
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  • 3
    VirtualPBX

    VirtualPBX

    VirtualPBX

    VirtualPBX stands as an acclaimed Business Phone System Provider, renowned for its award-winning services. Offering industry-leading features, boasting 99.999% reliability, and competitive pricing, VirtualPBX equips businesses with top-tier communication tools for seamless unified communications. Catering to a diverse range of enterprises, from entrepreneurs to contact centers seeking a complete contact center solution. VirtualPBX serves as the ultimate destination for modern business VoIP needs. With plans starting at just $18 per month, VirtualPBX ensures accessibility and excellence in communication solutions. Get a free demo today!
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    Starting Price: $18/month
  • 4
    ClickSend

    ClickSend

    ClickSend

    ClickSend is a simple, global SMS platform built for developers and the businesses they support. Built on a battle-tested API that always delivers with: - Billions of messages delivered globally - Direct routes only to 190+ countries - 99.95%+ uptime - Lightning-fast delivery - Pay-as-you-go pricing — no lock-ins - 24/7 support from people who actually understand APIs - It works straight out of the box — and keeps working as you scale. Already use Zapier, ActiveCampaign, Make or Power Automate? There are pre-built integrations ready to go. Sign up and send your first message in minutes with free test credits. Perfect for: alerts, 2FA codes, marketing campaigns and transactional messaging.
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    Starting Price: $20 minimum topup
  • 5
    WestFax

    WestFax

    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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    Starting Price: $0.01
  • 6
    net2phone

    net2phone

    net2phone

    net2phone provides innovative and affordable cloud based telephony software and services to both small and mid-sized businesses and large or multinational enterprises. Our Unified Communications and Contact Center solutions provide advanced features that can be customized to suit your unique business needs while ensuring simplicity through implementation and use. net2phone’s compelling​ ​UCaaS offer combines voice, video, chat, and messaging under one platform, includes advanced features and integrations, and unlimited calling to over forty popular destination countries. uContact, net2phone’s omnichannel CCaaS solution, streamlines all voice and digital interactions​, ​enabling contact centers to meet customers in the digital channel of their choice​ and ​integrating all touchpoints into a Unified Inbox. Other flagship solutions include SIP Trunking services, native integration with Microsoft Teams, and international connectivity capabilities.
    Starting Price: $17.99/month/user
  • 7
    PDF24

    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.
  • 8
    Fax.Plus
    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).
    Starting Price: $6.99 per month
  • 9
    Doximity

    Doximity

    Doximity

    Your solution to calling patients on‑the‑go with Doximity Dialer Video. A way for you to call patients using your cell phone, while displaying your office number. Integration with Epic’s Haiku app allows you to call patients directly from their chart. No longer do you have to sacrifice personal information for convenience. Search, find, and reach any other healthcare provider, instantly. Search and find any U.S. physician, nurse practitioner or PA in seconds. Never Google another provider again. Fax without a fax machine with DocFax. Get a free mobile electronic fax number and send HIPAA-secure fax seamlessly from wherever you are. Stay sharp with personalized news and earn CME. Stay on top of the latest news and research in your specialty, without the hassle of sorting through your journals. Earn Category 1 CME/CEU for free just by reading articles. Make video calls as much as you want, for as long as you need.
  • 10
    GoVoIP

    GoVoIP

    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
  • 11
    FaxCore

    FaxCore

    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
  • 12
    banterFax

    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.
  • 13
    SRFax

    SRFax

    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
  • 14
    FAXCOM

    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.
  • 15
    OpenText Core Fax
    OpenText Core Fax is a secure, cloud-based fax platform designed to replace outdated analog systems and eliminate the cost and hassle of physical faxing. It allows teams to send and receive faxes from any device, including desktops, mobile phones, MFPs, and integrated business applications. Built for regulated industries, Core Fax ensures compliance with HIPAA, SOC 2 Type II, GDPR, and other global standards. Organizations can rely on its 99.99% uptime, backed by high availability, load balancing, and disaster recovery. The platform supports seamless workflow modernization by integrating with leading EHRs, productivity tools, and MFP ecosystems. Core Fax ultimately reduces operational overhead while increasing efficiency, privacy, and audit-readiness.
  • 16
    The Very Good Email Company

    The Very Good Email Company

    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!
  • 17
    Callifi

    Callifi

    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.
  • 18
    Cloudli

    Cloudli

    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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