Comparison

Smart Fax vs Send Documents Fax

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Smart Fax

Transform your mobile device into a portable fax machine. Send documents, photos, and scanned papers as faxes to over 100 countries instantly. Offers a convenient, secure, and affordable global faxing solution.

Highlights
  • Send faxes from phone
  • Fax any document or photo
  • Scan paper documents
  • Support for 40+ file types
  • Fax to over 100 countries
  • Merge multiple documents
Features
Read full description

Send a fax from your iPhone or iPad in minutes. No fax machine, no landline, no trip to a print shop. Scan paper with your camera, sign it, add pages from Files or your cloud storage, and fax it as one clean document. Follow the delivery status of every fax in History. HOW IT WORKS 1. Add pages: scan paper documents with the built-in scanner, pick photos, or import PDF, Word, Pages and other files. 2. Prepare: crop, adjust brightness and contrast, add your signature or remove pages. 3. Send: enter the fax number and tap Send. The country is detected from the number, and the delivery status appears in History. WHEN YOU STILL NEED A FAX • Doctor's offices, pharmacies and insurance claims • Banks, tax forms and government agencies • Signed contracts, leases and HR paperwork • Schools, courts and real estate offers FEATURES • Document scanner with automatic edge detection • Draw your signature and place it on any page • Import from Files, iCloud Drive, Dropbox and OneDrive • Supports PDF, Word, Pages, Numbers, PowerPoint (.pptx), text files and photos (JPEG, PNG, HEIC and more), up to 50 pages per file • Combine scans, photos and files into a single fax • Fax to the US, Canada and other countries • Fax history with delivery status • Resend any previous fax from History • No ads SUBSCRIPTION Smart Fax is free to download. Sending faxes requires a Smart Fax Premium subscription. Choose a weekly, monthly or yearly plan; each includes a page allowance of up to 50 pages per week, 200 pages per month or 2,500 pages per year. Prices are shown in the app before you subscribe and may vary by country. Payment is charged to your Apple Account when you confirm the purchase. The subscription renews automatically unless you cancel it at least 24 hours before the end of the current period. You can manage or cancel it at any time in Settings > [your name] > Subscriptions. Privacy Policy: https://smart-mobile-apps.com/smart-fax/privacy.html Terms of Use: https://smart-mobile-apps.com/smart-fax/terms.html Support: https://smart-mobile-apps.com/smart-fax/support.html

About

Send Documents Fax

Features
Read full description

Turn your iPhone or iPad into a powerful mobile fax machine. Send documents, photos, PDFs, and scans as real faxes – anytime, anywhere. Perfect for business, healthcare, legal, or personal use. No fax machine or phone line needed. Key Features: Send Fax from iPhone or iPad in seconds Scan with Phone Camera – Auto edge detection and image enhancement Upload Files from Cloud – Supports iCloud, Dropbox, Google Drive, OneDrive & more Add Cover Pages & Schedule Faxes for professional delivery Get a Dedicated Fax Number to receive faxes directly in the app Track Fax Delivery Status in real time Global Faxing – Send to over 150 countries Secure Faxing – End-to-end encryption for HIPAA-compliant use Use Cases: Fax contracts, receipts, ID cards, forms, or medical records Ideal for professionals, remote workers, small businesses, and freelancers Try Free Get started with free pages. Upgrade anytime for higher volume faxing. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy http://cheese-quake.com/apps_policies/fax/policy.html

Screenshots

Smart Fax4 screens
Send Documents Fax4 screens

Verdict

The call

The clearest difference is update cadence: Send Documents Fax at weekly against Smart Fax's every 6 weeks. Send Documents Fax also leads on iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Smart Fax sells 4 in-app purchases, starting at $8.99 per 7 days and Send Documents Fax sells 4 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Smart Fax ships an update every 6 weeks, Send Documents Fax weekly. The most recent releases landed on November 6, 2026 and November 12, 2026 respectively.

Scorecard2 real differences · 8 level
Smart Fax versus Send Documents Fax: the parameters behind the verdict, then further details
ParameterSmart FaxSend Documents Fax
PriceFreeFree
Rating4.1 (192 ratings) — better—
Positive reviews61.6% of reviews—
Number of ratings192 — better—
Update frequencyEvery 6 weeksWeekly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size45 MB54 MB
Age rating4+4+
DeveloperSmart Mobile Apps FZCOCheese Quake LLC

Bugs and requests

Smart Fax

Reported bugs

3 issues
  • Faxes failing to send
  • App crashing on launch
  • Inconsistent fax status updates

Requested features

3 requests
  • Fax delivery confirmation
  • Larger page limit for faxing
  • More transparent pricing options

Send Documents Fax

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Smart Fax

Subscriptions4
  • 1 week with trial$8.997 Days
  • Smart Fax App - Premium Access$19.991 Month
  • One Year Access$79.991 Year
Show 1 more
  • 1 Year Premium Access$79.991 Year
4 purchases

Send Documents Fax

Subscriptions4
  • Monthly with trial3 Days trial$6.991 Month
  • Monthly$6.991 Month
  • Annual Subscription for Fax$19.991 Year
Show 1 more
  • Annual with trial3 Days trial$19.991 Year

Questions

Is Smart Fax free?
Smart Fax is free to download, with in-app purchases available.
Is Send Documents Fax free?
Send Documents Fax is free to download, with in-app purchases available.
Do Smart Fax or Send Documents Fax have ads?
Neither Smart Fax nor Send Documents Fax shows ads.
Which is updated more often, Smart Fax or Send Documents Fax?
Smart Fax ships an update every 6 weeks, and Send Documents Fax weekly. Most recently, Smart Fax was updated on November 6, 2026 and Send Documents Fax on November 12, 2026.

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