# Sign Documents vs KnockGenius

The clearest difference is in-app purchases: KnockGenius at none against Sign Documents's 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sign Documents sells 2 in-app purchases, starting at $5.99 per 7 days. KnockGenius asks for nothing beyond the download.

## The numbers

| Metric | Sign Documents | KnockGenius |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Size | 8 MB | 57 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Omer Yigithan SENVAR](https://appshunter.io/developer/1822604711) | [Roshawn Franklin](https://appshunter.io/developer/1880574959) |

## What reviewers say

### Sign Documents

[App page](https://appshunter.io/ios/app/sign-documents-pdf-esign/id6749802172)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3 Day Trial | $5.99 | per 7 days |
| Yearly | $29.99 | per year |


### KnockGenius

[App page](https://appshunter.io/ios/app/knockgenius/id6793432815)

**In-app purchases:** none


## Frequently asked questions

### Is Sign Documents free?

Sign Documents is free to download, with in-app purchases available.

### Is KnockGenius free?

KnockGenius is free to download, with no in-app purchases.

### Do Sign Documents or KnockGenius have ads?

Neither Sign Documents nor KnockGenius 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.*