uidChecker vs FAX online
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
uidChecker
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Mit uidChecker können Sie eine beliebige europäische Umsatzsteuer ID auf ihre Gültigkeit prüfen
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.
- Send faxes to 90+ countries
- Integrated document scanner
- Import from cloud services
- Combine multiple documents
- Preview before sending
- Scan and improve image quality
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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
Verdict
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
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.
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.
| Parameter | uidChecker | FAX online |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.4 (8 ratings) — better |
| Positive reviews | — | 61.9% of reviews |
| Number of ratings | — | 8 — better |
| Update frequency | Every 6 days — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 7.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 1 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | Reinhard Haug | Lingo Play Ltd |
In-app purchases
uidChecker
No in-app purchases
FAX online
- 1 week$9.997 Days
- 1 month$27.491 Month
- 1 month$29.997 Days
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- 1 year$89.991 Year







