Comparison

uidChecker vs FAX online

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

Head to head
About

uidChecker

Features
Read full description

Mit uidChecker können Sie eine beliebige europäische Umsatzsteuer ID auf ihre Gültigkeit prüfen

About

FAX online

Transform your iPhone or iPad into a portable fax machine. Easily scan and send documents, contracts, receipts, and more to over 90 countries. Import from cloud services or your photo library for convenient on-the-go faxing.

Highlights
  • Send faxes to 90+ countries
  • Integrated document scanner
  • Import from cloud services
  • Combine multiple documents
  • Preview before sending
  • Scan and improve image quality
Features
Read full description

FAX online lets you turn your iPhone or iPad into a powerful FAX machine! Send faxes from iPhone or iPad on the go. Fast and easy! You can scan and FAX contracts, receipts, any kinds of documents, paper notes, schedules, timetables – anything you might need in your day to day life using this FAX app. You can create documents by using the integrated scanner, or by importing pictures from photos or documents from your cloud services. They're shown exactly how the other side will see them after receiving. You can improve your scans using different camera features. Powerful fax app: - Fax from iPhone in 90+ international countries; - Advanced document scanner & image processing; - Best possible quality achieved no matter what types of documents you use; - Combine multiple documents into a single fax; - Preview any document before sending; Upload any types of documents: - Send just about any file type as a FAX; - Create new documents with images as you go (Photo Gallery, Camera); - Import any types of documents from cloud. Information about the auto-renewal of subscription: - Payment will be charged to iTunes Account at confirmation of purchase; - Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period; - The account will be charged for renewal within 24-hours before the end of the current period. The cost depends on the selected plan; Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user’s Account Settings after purchase; Privacy Policy: http://fax.nov.su/policy Terms of Use: http://fax.nov.su/terms For any questions or inquiries, please get in touch: fax@fax.nov.su Download the Fax app to fax from iPhone today!

Screenshots

uidChecker2 screens
FAX online4 screens

Verdict

The call

The clearest difference is in-app purchases: uidChecker at none against FAX online's 4. uidChecker also leads on update cadence (every 6 days vs every 5 months) and iOS requirement (7.0 vs 13.0). On price, ads 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. FAX online sells 4 in-app purchases, starting at $9.99 per 7 days. uidChecker asks for nothing beyond the download.

UpkeepUpdate frequency

uidChecker ships an update every 6 days, FAX online every 5 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 7 level
uidChecker versus FAX online: the parameters behind the verdict, then further details
ParameteruidCheckerFAX online
PriceFreeFree
Rating—4.4 (8 ratings) — better
Positive reviews—61.9% of reviews
Number of ratings—8 — better
Update frequencyEvery 6 days — betterEvery 5 months
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS7.0 — better13.0
Further details — not scored
Size1 MB12 MB
Age rating4+4+
DeveloperReinhard HaugLingo Play Ltd

In-app purchases

None

uidChecker

No in-app purchases

4 purchases

FAX online

Subscriptions4
  • 1 week$9.997 Days
  • 1 month$27.491 Month
  • 1 month$29.997 Days
Show 1 more
  • 1 year$89.991 Year

Questions

Is uidChecker free?
uidChecker is free to download, with no in-app purchases.
Is FAX online free?
FAX online is free to download, with in-app purchases available.
Do uidChecker or FAX online have ads?
Neither uidChecker nor FAX online shows ads.
Which is updated more often, uidChecker or FAX online?
uidChecker ships an update every 6 days, and FAX online every 5 months. Most recently, uidChecker was updated on November 6, 2026 and FAX online on November 3, 2026.

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