# EXTRA Signer vs CN Brown

The clearest difference is iOS requirement: CN Brown at 12.2 against EXTRA Signer's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

EXTRA Signer ships an update every 7 months, CN Brown every 4 months. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | EXTRA Signer | CN Brown |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 months** |
| Size | 4 MB | 46 MB |
| Requires iOS | 16.0 | **12.2** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Extra Trax LLC](https://appshunter.io/developer/588450368) | [Silverline Solutions](https://appshunter.io/developer/1453561976) |

## What reviewers say

### EXTRA Signer

[App page](https://appshunter.io/ios/app/extra-signer/id1240871009)

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

**In-app purchases:** none


### CN Brown

[App page](https://appshunter.io/ios/app/cn-brown/id6751550858)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EXTRA Signer free?

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

### Is CN Brown free?

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

### Do EXTRA Signer or CN Brown have ads?

Neither EXTRA Signer nor CN Brown shows ads.

### Which is updated more often, EXTRA Signer or CN Brown?

EXTRA Signer ships an update every 7 months, and CN Brown every 4 months. Most recently, EXTRA Signer was updated on November 2, 2026 and CN Brown on October 30, 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.*