# ColorCorder vs AIメールくん

The clearest difference is in-app purchases: ColorCorder at none against AIメールくん's 1. ColorCorder also leads on device support (3 vs 1) and iOS requirement (10.0 vs 16.0). AIメールくん's advantage is ads (none vs shown) and update cadence (every 9 days vs every 10 months). On price there is nothing between them.

Both are free to download. AIメールくん sells 1 in-app purchase, starting at $6.99 per 7 days. ColorCorder asks for nothing beyond the download.

ColorCorder ships an update every 10 months, AIメールくん every 9 days. The most recent releases landed on October 1, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ColorCorder | AIメールくん |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 10 months | **Every 9 days** |
| Size | 20 MB | 4 MB |
| Requires iOS | **10.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Haruki Saburi](https://appshunter.io/developer/1246304543) | [AppEngine](https://appshunter.io/developer/1684103190) |

## What reviewers say

### ColorCorder

[App page](https://appshunter.io/ios/app/colorcorder/id1340190119)

**Features:** macOS Compatibility

**In-app purchases:** none


### AIメールくん

[App page](https://appshunter.io/ios/app/ai/id6470747443)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $6.99 | per 7 days |


## Frequently asked questions

### Is ColorCorder free?

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

### Is AIメールくん free?

AIメールくん is free to download, with in-app purchases available.

### Do ColorCorder or AIメールくん have ads?

ColorCorder shows ads; AIメールくん does not.

### Which is updated more often, ColorCorder or AIメールくん?

ColorCorder ships an update every 10 months, and AIメールくん every 9 days. Most recently, ColorCorder was updated on October 1, 2026 and AIメールくん on October 7, 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.*