# PDF Signature vs Send FAX documents from iphone

The clearest difference is iOS requirement: Send FAX documents from iphone at 13.0 against PDF Signature's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. PDF Signature sells 5 in-app purchases, starting at $4.99 per 7 days and Send FAX documents from iphone sells 2 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 30, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | PDF Signature | Send FAX documents from iphone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/send-fax-documents-from-iphone/id6756613645/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | — | Free with in-app purchases |
| Size | 67 MB | 34 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CTRL Media LLC](https://appshunter.io/developer/1831019835) | [SKEVI VILSON KAI SIA E.E.](https://appshunter.io/developer/1881578698) |

## What reviewers say

### PDF Signature

[App page](https://appshunter.io/ios/app/pdf-signature-esign/id6749543749)

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Weekly-Trial | $4.99 | per 7 days |
| Monthly | $12.99 | per month |
| Yearly | $39.99 | per year |
| Lifetime | $59.99 | one-time |


### Send FAX documents from iphone

[App page](https://appshunter.io/ios/app/send-fax-documents-from-iphone/id6756613645)

Easily send and receive faxes directly from your smartphone. Capture documents with your camera, photo gallery, or files, and edit them before sending. Track fax status with clear delivery notifications.

**Highlights:** Document capture via camera, gallery, or files, Smart scanning and editing tools, Customizable cover pages, Clear fax sending status tracking, Professional faxing from your device

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Easy Faxing Premium | $5.99 | per 7 days |
| Fax Premium | $5.99 | per 7 days |


## Frequently asked questions

### Is PDF Signature free?

PDF Signature is free to download, with in-app purchases available.

### Is Send FAX documents from iphone free?

Send FAX documents from iphone is free to download, with in-app purchases available.

### Do PDF Signature or Send FAX documents from iphone have ads?

Neither PDF Signature nor Send FAX documents from iphone shows ads.

### Which is updated more often, PDF Signature or Send FAX documents from iphone?

PDF Signature ships an update every 4 months, and Send FAX documents from iphone every 4 months. Most recently, PDF Signature was updated on October 30, 2026 and Send FAX documents from iphone on November 9, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*