# Sign On PDF Documents & Forms vs Reduce Image Size

The clearest difference is in-app purchases: Reduce Image Size at none against Sign On PDF Documents & Forms's 3. Reduce Image Size also leads on iOS requirement (13.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Sign On PDF Documents & Forms sells 3 in-app purchases, starting at $4.99 per year. Reduce Image Size asks for nothing beyond the download.

## The numbers

| Metric | Sign On PDF Documents & Forms | Reduce Image Size |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Size | 25 MB | 23 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Fenuku Kekeli](https://appshunter.io/developer/1822419894) | [Marvin Perzi](https://appshunter.io/developer/1895391663) |

## What reviewers say

### Sign On PDF Documents & Forms

[App page](https://appshunter.io/ios/app/sign-on-pdf-documents-and-forms/id6755093290)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access for a year | $4.99 | per year |
| All Access for a month | $7.99 | per month |
| All Access | $99.99 | one-time |


### Reduce Image Size

[App page](https://appshunter.io/ios/app/reduce-image-size-compressor/id6766975165)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sign On PDF Documents & Forms free?

Sign On PDF Documents & Forms is free to download, with in-app purchases available.

### Is Reduce Image Size free?

Reduce Image Size is free to download, with no in-app purchases.

### Do Sign On PDF Documents & Forms or Reduce Image Size have ads?

Neither Sign On PDF Documents & Forms nor Reduce Image Size shows ads.

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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.*