# M vs KeyTransact

The clearest difference is update cadence: KeyTransact at every 2 weeks against M's every 5 weeks. KeyTransact also leads on iOS requirement (16.4 vs 18.4). 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.

M ships an update every 5 weeks, KeyTransact every 2 weeks. The most recent releases landed on October 24, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | M | KeyTransact |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Size | 68 MB | 63 MB |
| Requires iOS | 18.4 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [PAYMENT GATEWAY SOLUTIONS PRIVATE LIMITED](https://appshunter.io/developer/1249220225) | [KeyInventions LLC](https://appshunter.io/developer/6776918079) |

## What reviewers say

### M

[App page](https://appshunter.io/ios/app/m-transact/id1249220226)

**Features:** macOS Compatibility

**In-app purchases:** none


### KeyTransact

[App page](https://appshunter.io/ios/app/keytransact-payments/id6776918943)

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

**In-app purchases:** none


## Frequently asked questions

### Is M free?

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

### Is KeyTransact free?

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

### Do M or KeyTransact have ads?

Neither M nor KeyTransact shows ads.

### Which is updated more often, M or KeyTransact?

M ships an update every 5 weeks, and KeyTransact every 2 weeks. Most recently, M was updated on October 24, 2026 and KeyTransact on October 5, 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.*