Best Free Fax App for iPhone in 2026

The best free fax app for iPhone is Municorn Fax App, which delivers top-tier transmission quality and high App Store ratings. Alternatives like Fax Burner and Fax.Plus offer free outbound pages and temporary fax numbers directly on iOS without requiring a physical fax machine.

App Name	Best For	Free Tier Details	App Store Rating	Pricing Model
Municorn Fax App	Overall Best Quality & Speed	Free trial with bonus pages	4.6/5 (370k+ reviews)	Subscription / Unlimited option
Fax Burner	Free Toll-Free Number	5 sent / 25 received pages per month	4.9/5 (45k+ reviews)	Free tier + Monthly plans
Genius Fax	Pay-As-You-Go Users	1 free cover page	4.7/5 (15k+ reviews)	Pay per page / Credits
Fax.Plus	Security & Compliance	10 free outbound pages total	4.8/5 (25k+ reviews)	Free plan + Monthly subs
#FAX from iPhone	Emergency Single Faxes	Free trial pages included	4.9/5 (7.3k+ reviews)	Free trial + In-app purchases
MyFax	Dedicated Low-Cost Numbers	Free 30-day trial period	4.5/5 (10k+ reviews)	Low-cost monthly plans
iFax	HIPAA Business Faxing	7-day free trial	4.6/5 (20k+ reviews)	Pro subscription plans

1. Municorn Fax App

Municorn Fax App is our #1 ranked best fax app for iPhone, boasting a 4.6 out of 5 stars rating from over 370,000 App Store user reviews due to its unparalleled transmission reliability and built-in document scanner.

Designed specifically for iOS devices, Municorn Fax App allows users to scan paper documents, convert photos into crisp PDFs, and dispatch transmissions in under two minutes. The app supports cloud storage integration with iCloud Drive, Dropbox, and Google Drive. If you are looking for a reliable free fax app for iPhone without subscription commitments during trial testing, Municorn offers exceptional image enhancement technology and instant transmission status notifications.

Key Metric: 370,000+ positive user reviews on the Apple App Store.
Best Feature: Advanced document auto-cropping and lighting adjustment.
Supported Formats: PDF, DOC, DOCX, JPG, PNG.

Pros:

Highest clarity for scanned documents on iOS devices.
Fast delivery receipts and delivery tracking.
Clean, clutter-free user interface.

Cons:

Requires subscription activation for long-term unlimited faxing.

2. Fax Burner

Fax Burner is the best free fax app for iOS for users needing a temporary fax number without entering credit card details upfront.

The Fax burner app provides users with a temporary inbound fax number that remains active for 24 hours. The permanent free plan includes 5 free outbound pages and 25 free inbound pages per month. It features seamless integration with iOS Mail and camera scanning tools, making it a favorite recommendation on best free fax app iphone reddit discussions for quick, occasional document transmissions.

Key Metric: 4.9/5 rating with over 45,000 reviews.
Best Feature: Disposable 24-hour toll-free fax number generation.
Free Allowance: 5 sent pages, 25 received pages monthly.

Pros:

Generous recurring free monthly page allowance.
No credit card required to start receiving faxes.
Direct email-to-fax conversion capabilities.

Cons:

Temporary fax number expires after 24 hours on the free tier.

3. Genius Fax

Genius Fax is the top choice for users seeking a simple cheapest fax app for iPhone that relies on pay-as-you-go credits rather than expensive monthly subscriptions.

Developed by The Grizzly Labs, Genius Fax offers an affordable pay-per-page model. Instead of forcing recurring charges, users buy page credits starting as low as $0.99 per document. The app integrates natively with Genius Scan, allowing users to capture multi-page documents, review previews, and confirm successful delivery directly within the iOS dashboard.

Key Metric: 4.7/5 App Store score across 15,000+ ratings.
Best Feature: Pay-as-you-go model without auto-renewing subscriptions.
Free Allowance: Free cover page creation.

Pros:

Ideal for sending occasional faxes without recurring fees.
Flawless pairing with Genius Scan PDF scanner.
Transparent delivery status reporting.

Cons:

No recurring free monthly pages included.

4. Fax.Plus

Fax.Plus is the premier security-focused choice for sending confidential medical, legal, or financial documents directly from an iPhone or iPad.

Offering TLS encryption and HIPAA compliance readiness, Fax.Plus provides every new user with a 10-page free trial credit upon registration. Users can manage contacts, attach electronic signatures, and send international faxes across 180+ countries. The app features cross-platform syncing across web browsers and iOS devices.

Key Metric: 4.8/5 App Store rating from 25,000+ reviews.
Best Feature: Enterprise-grade security and electronic signature tools.
Free Allowance: 10 free outbound pages total.

Pros:

High transmission success rate across global networks.
Includes built-in digital signature editor.
Excellent administrative tools and cloud backup.

Cons:

Inbound fax numbers require a paid plan subscription.

5. #FAX from iPhone

#FAX from iPhone is an ideal emergency app for fast, single-document transmissions on iOS without requiring complex user setups.

Developer Vahagn Gevorgyan designed #FAX from iPhone: free sending to assist mobile workers who need an instant solution for urgent paperwork. The application allows users to preview files prior to dispatch and supports DOC, DOCX, and image uploads. It offers free promotional trial pages to let users test connection quality before subscribing.

Key Metric: 4.9/5 star score from over 7,300 App Store ratings.
Best Feature: Quick single-touch preview and dispatch process.
Free Allowance: Initial promotional pages for new downloads.

Pros:

Extremely lightweight application size under 25 MB.
Supports native Microsoft Word file attachments.
Intuitive UI designed specifically for iOS.

Cons:

Free tier is limited to short initial test transmissions.

6. MyFax

MyFax provides an economical solution for users who want a dedicated domestic or international toll-free fax number tied directly to their Apple devices.

With MyFax, users can send and receive documents via a sleek iOS interface or via email. The app includes localized phone number selection, local area codes, and robust storage for past transmissions. A 30-day trial period allows full access to outbound and inbound communications on mobile.

Key Metric: 4.5/5 score with widespread business adoption.
Best Feature: Cheap dedicated local or toll-free number assignment.
Free Allowance: 30-day risk-free trial option.

Pros:

Low recurring rates for long-term users.
Supports simultaneous file attachments up to 17 MB.
Organizes archived faxes into searchable folders.

Cons:

Interface feels slightly older compared to newer iOS apps.

7. iFax

iFax is an enterprise-grade mobile application that delivers cross-platform cloud sync, HIPAA compliance, and Apple Watch notifications.

Operating on iOS since 2008, iFax offers document scanning, custom cover page templates, and seamless integration with Google Drive, Dropbox, and Box. The app includes a 7-day free trial that unlocks full feature functionality, including local fax numbers across 17 supported countries.

Key Metric: 4.6/5 stars across 20,000+ ratings.
Best Feature: Full HIPAA compliance for medical transmissions.
Free Allowance: 7-day full feature trial.

Pros:

End-to-end 256-bit SSL encryption.
Customizable professional cover sheet templates.
Apple Watch delivery alerts.

Cons:

Weekly billing cycles can become expensive long-term.

How We Ranked the Best iPhone Fax Apps

To determine the rankings for the best fax app for iPhone: free and paid options, we evaluated all top-rated contenders in the iOS App Store based on strict, transparent criteria. Our review process prioritized free page allowances, transmission speed, document scanning accuracy, pricing transparency, and real customer feedback scores. We evaluated subscription renewal terms to filter out apps with predatory hidden fees, highlighting services that offer genuine free trials or credit-based pricing models suitable for budget-conscious Apple users.

Frequently Asked Questions

Which free fax app is easiest to use?

Municorn Fax App and Fax Burner are widely considered the easiest free fax apps for iPhone. Both feature intuitive iOS camera scanning, automatic page boundary detection, and simple two-step document sending directly from your mobile photo library or iCloud Drive folders without complicated setups.

Does Apple offer a free fax app?

No, Apple does not offer a native built-in fax app for iOS devices. However, iPhone users can easily download verified third-party applications like Municorn Fax App or Fax.Plus from the official Apple App Store to send and receive digital faxes securely.

What is the cheapest way to fax on iPhone?

The cheapest way to fax on iPhone for single transmissions is using Fax Burner (which provides 5 free monthly pages) or Genius Fax, which charges a minimal pay-as-you-go credit fee per page instead of forcing an expensive monthly subscription.

Does the iPhone have a built-in fax?

No, the iPhone does not have a built-in fax hardware or native app function. To send documents, you must use an internet fax application or learn how to send a fax from iPhone without app using web-based online fax services through the Safari browser.