# Cozymus vs MindStem

The clearest difference is iOS requirement: MindStem at 18.0 against Cozymus's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Cozymus sells 2 in-app purchases, starting at $0.99 per month and MindStem sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Cozymus ships an update every 4 days, MindStem every 5 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Cozymus | MindStem |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 5 days |
| Size | 10 MB | 0 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone, iPad | iPhone, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Martin Murk](https://appshunter.io/developer/6773473904) | [Uwe Bury](https://appshunter.io/developer/1867573647) |

## What reviewers say

### Cozymus

[App page](https://appshunter.io/ios/app/cozymus-home-and-declutter/id6783665517)

**Features:** macOS Compatibility, Family Sharing, Vision Pro support, iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cozymus Plus Monthly | $0.99 | per month |
| Cozymus Plus Yearly | $8.99 | per year |


### MindStem

[App page](https://appshunter.io/ios/app/mindstem-mind-mapping/id6802010771)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MindStem Pro | $19.99 | one-time |


## Frequently asked questions

### Is Cozymus free?

Cozymus is free to download, with in-app purchases available.

### Is MindStem free?

MindStem is free to download, with in-app purchases available.

### Do Cozymus or MindStem have ads?

Neither Cozymus nor MindStem shows ads.

### Which is updated more often, Cozymus or MindStem?

Cozymus ships an update every 4 days, and MindStem every 5 days. Most recently, Cozymus was updated on November 5, 2026 and MindStem on October 31, 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.*