Can I Fax From My Phone? Best Apps & Services 2026

Yes, you can absolutely fax from your phone without a traditional fax machine. Modern fax apps and online services let you send and receive faxes directly from your smartphone using iOS or Android. Simply upload a document or snap a photo, enter the recipient's fax number, and send—most faxes deliver within 60–90 seconds. This guide covers the best methods to fax from your phone in 2026, including dedicated mobile apps, email-to-fax services, and web-based solutions.

How We Ranked Fax Apps and Services for 2026

This ranking evaluated fax apps and online services based on pricing transparency, delivery reliability, user ratings (from app stores and independent reviews), platform support (iPhone, Android, web), speed, ease of use, and available free options. We prioritized real user feedback over marketing claims and verified feature availability as of 2026. Pricing data reflects current published rates; free trials were noted where confirmed.

1. Comfax – Best Overall Fax Service for Your Phone in 2026

Comfax is a leading online fax service designed to let you send and receive faxes from any device, including your smartphone. Unlike traditional fax machines, Comfax operates entirely through the web and email, making it ideal for modern mobile users who need reliable faxing without dedicated hardware.

Key Features & Capabilities

• Web-Based Platform: Access Comfax directly from any mobile browser—no app download required. This makes it compatible with iPhone, Android, tablets, and computers.
• Email-to-Fax: Send faxes by composing an email with your document attached and addressing it to a Comfax fax number. Receive faxes directly in your email inbox.
• Document Upload: Upload PDF, Word, Excel, JPEG, PNG, or TIFF files to send immediately.
• Mobile-Friendly Interface: The web platform is optimized for smartphones, allowing quick faxing on the go.
• Virtual Fax Numbers: Obtain a dedicated fax number to receive incoming faxes on your phone.
• Delivery Confirmation: Receive notifications and receipts confirming successful fax transmission.
• Cloud Integration: Store and manage fax history securely in the cloud; access it from anywhere.

Why Comfax Works Best for Phone Faxing

Comfax eliminates the need for a dedicated fax machine or landline. You control faxing entirely from your smartphone's web browser or email account. There's no learning curve—if you can send an email, you can fax with Comfax. The service supports both domestic and international faxing, making it suitable for personal and business use.

Comfax Pricing & Free Trial

Comfax offers a free trial so you can test the platform before committing. For current pricing details and plan options, visit Comfax.com. Pricing is typically subscription-based with options for light users and high-volume senders.

Best For

Professionals and small businesses that fax regularly, remote workers who need faxing on their phone, and anyone seeking a straightforward, web-based alternative to traditional fax machines.

→ Start your free trial at Comfax.com

2. mFax – Top-Rated Mobile App (4.8 Stars, 5M+ Users)

mFax is the highest-rated dedicated fax app on both the Apple App Store and Google Play. With over 5 million users and a 98% delivery success rate, mFax is purpose-built for sending faxes directly from your phone.

How to Fax From Your Phone Using mFax

• Download the app from the App Store (iPhone) or Google Play (Android).
• Create a free account; no credit card required to start.
• Tap "New Fax" and select your document: upload a PDF, scan with your camera, or import from cloud storage (Google Drive, Dropbox, iCloud).
• Enter the recipient's fax number with area code.
• Send and receive a delivery confirmation within 60–90 seconds.

Key Features

• Free trial; pay-per-fax or subscription options available.
• Supports multiple document formats (PDF, Word, JPEG, PNG, TIFF).
• Camera scanning with automatic crop and sharpening.
• Receive faxes on your phone as PDFs with push notifications.
• Fax history and archiving.
• Domestic and international faxing (120+ countries).

Best For

Users who fax frequently and prefer a dedicated mobile app. Ideal for professionals who need fast, reliable faxing with minimal setup.

→ Download mFax from Google Play or the App Store

3. Fax.Plus – Enterprise-Grade Faxing With AI Features

Fax.Plus is a comprehensive online fax service trusted by over 5 million customers worldwide. It supports sending and receiving faxes from web, mobile, email, and even print menus, making it highly flexible for phone-based faxing.

Key Features for Phone Users

• Email-to-Fax: Send faxes directly from Gmail, Outlook, Yahoo, or any email app on your phone.
• Mobile Web Access: Log in to Fax.Plus from your phone's browser to send and manage faxes.
• AI-Powered Fax: Automatically extract text and data from received faxes using AI.
• HD Faxing: Higher resolution for sharper text and clearer visuals.
• Cloud Integration: Connect Google Drive, Dropbox, OneDrive, and Box.
• HIPAA Compliance: Suitable for healthcare and legal professionals.
• Real-Time Notifications: Get alerts via Microsoft Teams or Slack.

Best For

Teams and enterprises requiring secure, compliant faxing. Also suitable for individuals who need advanced features like AI data extraction and integrations with business tools.

→ Visit Fax.Plus to explore plans

4. Dropbox Fax – Free Tier, No Credit Card Required

Dropbox Fax (formerly HelloFax) offers a truly free faxing option with no trial period or credit card needed. It's recognized by Wirecutter as the best online faxing service and integrates seamlessly with cloud storage.

Key Features

• Free Tier: Send and receive faxes without paying anything; no hidden charges or trial limits.
• Cloud Integration: Pull documents from Dropbox, Google Drive, Box, or OneDrive.
• Web-Based: Access from any phone browser; no app installation needed.
• Fax Numbers: Keep your existing fax number or get a new one.
• Email-to-Fax: Send faxes from your phone's email app.
• Encrypted & Secure: All transmissions are encrypted.
• Fax Routing: Route incoming faxes to different email addresses.

Best For

Budget-conscious users, occasional faxers, and anyone already using Dropbox or other cloud storage. Perfect for testing faxing from your phone at no cost.

→ Start faxing free at Dropbox Fax

5. eFax – Mobile App With Document Signing

eFax provides both a web platform and dedicated mobile apps for iOS and Android, letting you fax on the go with additional document management features.

Key Features

• 7-Day Free Trial: Test the service before committing to a paid plan.
• Mobile Apps: Download eFax for iPhone or Android for native mobile faxing.
• Document Signing: Sign documents directly in the app before sending.
• Fax Editing: Edit and annotate faxes on your phone.
• Email Integration: Fax from your email app without downloading eFax.
• Attachment Support: Send up to 20 files (100 MB total) per fax.
• Delivery Confirmation: Receive proof of successful transmission.

Best For

Professionals who need to sign and edit documents on their phone before faxing. Works well for remote workers and mobile professionals.

→ Download eFax from eFax

6. Simple Fax – Budget-Friendly Android App

Simple Fax is an Android app designed for users seeking low-cost faxing. The first page is free; additional pages and features require credits purchased through the app.

Key Features

• Free First Page: Send your first fax page at no cost to test the service.
• Android App: Optimized for Android phones and tablets; no iOS version available.
• Multiple Formats: Support for PDF, images, photos, and documents.
• International Faxing: Fax to 120+ countries.
• Temporary & Dedicated Numbers: Option to receive faxes on your phone.
• Low Cost: Credit-based pricing; watch videos or check in to earn free credits.
• Archive & Management: Track fax status and store documents locally.

Best For

Budget-conscious Android users who fax infrequently. Good for one-off faxes and testing before upgrading to a paid service.

→ Download Simple Fax from Google Play

Three Core Methods to Fax From Your Phone in 2026

Method 1: Mobile Fax App

Fastest and easiest method. Download a dedicated fax app like mFax, eFax, or Simple Fax. Upload or scan your document, enter the fax number, and send. Most faxes arrive within 60–90 seconds. Ideal for frequent faxing and users who want a streamlined mobile experience.

Method 2: Email-to-Fax Service

No app required. Services like Comfax and Fax.Plus let you send faxes using your phone's native email app. Compose an email, attach your document, and send to a special fax-number email address (e.g., 14155550100@fax.comfax.to). The service converts the email into a fax. Slightly slower (2–5 minutes) but works on any device.

Method 3: Web Browser (No Installation)

Most flexible option. Open your phone's browser and visit an online fax service like Comfax or Dropbox Fax. Log in, upload your document, enter the fax number, and send. Takes 3–5 minutes but requires no app download. Useful for one-off faxes when you don't want to install software.

How to Fax From an iPhone in 2026

iPhone users have three main options:

• Download a Fax App: mFax, eFax, or Simple Fax (search "fax" in the App Store). Install, create an account, upload your document via Photos or Files, and send.
• Use Email-to-Fax: Compose an email in the Mail app with your document attached, and send to your fax service's email-to-fax address.
• Web-Based Service: Open Safari and visit Comfax, Dropbox Fax, or Fax.Plus. These sites are mobile-optimized for iPhone browsers.

Recommended: Download mFax or eFax for the smoothest iPhone faxing experience. Both apps are designed specifically for iOS and offer native features like document scanning and signing.

How to Fax From an Android Phone in 2026

Android users have similar options:

• Mobile App: mFax, Simple Fax, or eFax are available on Google Play. Download, sign up, and start faxing within minutes.
• Email-to-Fax: Use Gmail or your default email app to send a fax by addressing it to your service's fax-to-email gateway.
• Web Browser: Open Chrome and visit Comfax or Dropbox Fax. These services work seamlessly on Android browsers.

Recommended: mFax or Simple Fax are the top Android fax apps. Both support camera scanning, multiple document types, and international faxing. Simple Fax offers a free first page to test the service.

Can I Fax From My Phone Without an App?

Yes, absolutely. You can fax without downloading an app using two methods:

Email-to-Fax

Compose an email on your phone with your document attached. Address it to your fax service's email-to-fax address (provided when you sign up). Send the email, and the service automatically converts and delivers it as a fax. Works with Gmail, Outlook, Yahoo, or any email app.

Web Browser

Visit Comfax, Dropbox Fax, or Fax.Plus directly in your phone's Safari or Chrome browser. Log in, upload your document, enter the fax number, and click Send. No installation required. This method is ideal for one-off faxes or when you prefer not to install apps.

What Documents Can You Fax From Your Phone?

Modern fax apps and services support a wide range of document formats:

• PDF files: The most common format; all services support PDFs.
• Microsoft Office: Word, Excel, and PowerPoint files can be converted and faxed.
• Images: JPEG, PNG, TIFF, and BMP formats work with most services.
• Photos: Take a photo of a physical document using your phone's camera, and fax it directly.
• Scanned Documents: Use your phone's built-in scanner or a scanning app to create a digital copy, then fax it.
• Email Attachments: Many services let you forward emails with attachments and convert them to faxes.
• Cloud Files: Upload files from Google Drive, Dropbox, OneDrive, or Box, then fax them.

Pro Tip: PDF format typically provides the best quality and compatibility. If you're faxing a scanned image or photo, ensure the document is well-lit and clearly readable before sending.

How Much Does It Cost to Fax From Your Phone?

Free Options

• Dropbox Fax: Truly free tier with no credit card required. Send and receive unlimited faxes within fair-use limits.
• mFax: Free trial available; pay-per-fax pricing starts at low rates for occasional users.
• Simple Fax (Android): First page free; additional pages billed on a credit system.
• eFax: 7-day free trial to test the service.

Paid Plans (Typical Pricing as of 2026)

• Monthly Subscriptions: $10–$50/month, depending on fax volume and features.
• Pay-Per-Fax: $0.50–$2.00 per fax for occasional users.
• Annual Plans: Better value; typically $100–$400/year for regular users.
• Enterprise Plans: Custom pricing for teams; includes HD faxing, API access, and compliance features.

What Affects Price

• Fax Volume: More faxes sent/received = higher tier or per-fax cost.
• Incoming Faxes: Receiving faxes often costs more than sending.
• Fax Number Ownership: Renting a dedicated virtual fax number adds to monthly costs.
• Premium Features: HD faxing, AI extraction, integrations, and compliance certification (HIPAA) increase pricing.
• International Faxing: Faxing to or from outside the USA/Canada typically costs more.

When You'd Still Need a Traditional Fax Machine

While faxing from your phone covers most modern needs, a few scenarios may still require a physical fax machine:

• High-Volume Receiving: If you receive dozens of faxes daily, a dedicated fax machine may be more practical than managing them on your phone.
• Legacy Systems: Some older organizations insist on faxing to a physical machine number rather than a virtual fax number.
• Physical Document Archiving: Legal or medical offices that must store hard-copy faxes for compliance may prefer a machine that prints automatically.
• No Internet Access: If your phone lacks reliable data/cellular service, a traditional fax machine on a landline may be more dependable.
• Faxing Physical Documents Repeatedly: If you regularly fax physical paperwork (not scanned), a scanner-fax combo machine can streamline the process.

For most users in 2026, faxing from a phone eliminates the need for a traditional fax machine entirely.

Criteria for Choosing the Best Fax Service for Your Phone

Ease of Use

Look for services with intuitive interfaces. Dedicated mobile apps often provide the smoothest experience; email-to-fax and web-based options are simpler but slightly slower.

Speed of Delivery

Most modern services deliver faxes within 60–90 seconds. If speed is critical, opt for a dedicated app rather than email-to-fax.

Supported Document Types

Ensure the service accepts the formats you'll send (PDF, images, Word documents, etc.). Most services support at least PDF and images.

Cost Structure

Choose based on fax frequency: occasional users benefit from pay-per-fax or free tiers; regular users should commit to monthly or annual plans.

Receiving Faxes

If you need to receive faxes on your phone, verify that the service provides a virtual fax number and notifies you of incoming faxes (via email or push notification).

Platform Support

Confirm the service works on your device (iPhone, Android) and supports your preferred method (app, email, or web).

Security & Compliance

For sensitive documents (medical, legal, financial), verify the service is HIPAA-compliant or uses encryption. Fax.Plus and eFax offer compliance certifications.

Customer Support

Test customer support responsiveness before committing, especially for business use. Most services offer email support; premium plans include phone support.

FAQ: Can I Fax From My Phone?

How can I send a fax without a fax machine?

Download a fax app (mFax, eFax) or use an online fax service (Comfax, Dropbox Fax) accessible from your phone's browser or email. Upload your document, enter the recipient's fax number, and send. No physical fax machine is required; your phone replaces it entirely.

What is the cheapest way to fax?

Dropbox Fax offers a truly free tier with no credit card required. For pay-per-fax users, services like mFax charge as little as $0.50 per fax. Simple Fax (Android) lets you send your first page free. Compare costs based on your fax frequency before choosing.

Can I send a fax via email for free?

Some email-to-fax services are free or offer free trials. Dropbox Fax and Comfax both support email-to-fax. However, free options may limit fax volume or include ads. For unlimited free faxing, Dropbox Fax is your best option.

Is Google Fax free?

Google does not operate its own fax service. However, Google Drive integrates with third-party fax apps and services. You can upload a document to Google Drive, then send it as a fax using Fax.Plus, mFax, or another service that connects to Google Drive. Those third-party services may charge fees.

Can I fax from my iPhone or Android phone?

Yes, both iPhone and Android phones can fax. Download a dedicated fax app (mFax, eFax), use email-to-fax, or access a web-based service. mFax and eFax are optimized for both platforms; Simple Fax is Android-only. Choose the method that fits your device and preferences.

Do I need an app to fax from my phone?

No, an app is optional. You can fax using email (send to a fax-to-email address) or by visiting an online fax service in your phone's web browser. Apps are fastest and most convenient, but web and email methods work on any phone without installation.