# Secret Message vs MI

The clearest difference is update cadence: MI at every 3 weeks against Secret Message's every 8 months. 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.

Secret Message ships an update every 8 months, MI every 3 weeks. The most recent releases landed on October 10, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Secret Message | MI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 weeks** |
| Size | 42 MB | 75 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Pramod Tapaniya](https://appshunter.io/developer/1658474335) | [KUVANTY S.A.S.](https://appshunter.io/developer/1236374094) |

## What reviewers say

### Secret Message

[App page](https://appshunter.io/ios/app/secret-message-hide-message/id1669919031)

**Features:** macOS Compatibility

**In-app purchases:** none


### MI

[App page](https://appshunter.io/ios/app/mi-sst/id6751447722)

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

**In-app purchases:** none


## Frequently asked questions

### Is Secret Message free?

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

### Is MI free?

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

### Do Secret Message or MI have ads?

Neither Secret Message nor MI shows ads.

### Which is updated more often, Secret Message or MI?

Secret Message ships an update every 8 months, and MI every 3 weeks. Most recently, Secret Message was updated on October 10, 2026 and MI on October 2, 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.*