# MIRI vs CHD

The clearest difference is update cadence: CHD at every 3 weeks against MIRI's every 2 months. MIRI's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

MIRI ships an update every 2 months, CHD every 3 weeks. The most recent releases landed on October 7, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | MIRI | CHD |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 39 MB | 95 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HYUNDAI ELEVATOR CO.,LTD](https://appshunter.io/developer/1370245787) | [Chorders](https://appshunter.io/developer/1546837107) |

## What reviewers say

### MIRI

[App page](https://appshunter.io/ios/app/miri-view/id6447653665)

**In-app purchases:** none


### CHD

[App page](https://appshunter.io/ios/app/chd-one/id6748742686)

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

**In-app purchases:** none


## Frequently asked questions

### Is MIRI free?

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

### Is CHD free?

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

### Do MIRI or CHD have ads?

Neither MIRI nor CHD shows ads.

### Which is updated more often, MIRI or CHD?

MIRI ships an update every 2 months, and CHD every 3 weeks. Most recently, MIRI was updated on October 7, 2026 and CHD on September 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.*