# Device MI vs KCMA

The clearest difference is update cadence: Device MI at every 2 days against KCMA's every 3 weeks. Device MI also leads on iOS requirement (9.0 vs 12.4). 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.

Device MI ships an update every 2 days, KCMA every 3 weeks. The most recent releases landed on September 13, 2026 and December 21, 2025 respectively.

## The numbers

| Metric | Device MI | KCMA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 weeks |
| Size | 14 MB | 19 MB |
| Requires iOS | **9.0** | 12.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FutureDial Inc.](https://appshunter.io/developer/1163960008) | [Chengdu KeChuang Institute of Science and Culture](https://appshunter.io/developer/1690764978) |

## What reviewers say

### Device MI

[App page](https://appshunter.io/ios/app/device-mi/id1193612155)

**Features:** macOS Compatibility

**In-app purchases:** none


### KCMA

[App page](https://appshunter.io/ios/app/kcma/id6449829210)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Device MI free?

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

### Is KCMA free?

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

### Do Device MI or KCMA have ads?

Neither Device MI nor KCMA shows ads.

### Which is updated more often, Device MI or KCMA?

Device MI ships an update every 2 days, and KCMA every 3 weeks. Most recently, Device MI was updated on September 13, 2026 and KCMA on December 21, 2025.

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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.*