# Improver app vs Mindstretch by BioRICS

The clearest difference is update cadence: Mindstretch by BioRICS at every 3 weeks against Improver app's every 3 months. Mindstretch by BioRICS also leads on iOS requirement (12.4 vs 26.0). 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.

Improver app ships an update every 3 months, Mindstretch by BioRICS every 3 weeks. The most recent releases landed on September 10, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Improver app | Mindstretch by BioRICS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Size | 45 MB | 39 MB |
| Requires iOS | 26.0 | **12.4** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Ready2Improve CVBA](https://appshunter.io/developer/1441304952) | [BioRICS n.v.](https://appshunter.io/developer/420262461) |

## What reviewers say

### Improver app

[App page](https://appshunter.io/ios/app/improver-app/id1441304953)

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

**In-app purchases:** none


### Mindstretch by BioRICS

[App page](https://appshunter.io/ios/app/mindstretch-by-biorics/id1607258930)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Improver app free?

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

### Is Mindstretch by BioRICS free?

Mindstretch by BioRICS is free to download, with no in-app purchases.

### Do Improver app or Mindstretch by BioRICS have ads?

Neither Improver app nor Mindstretch by BioRICS shows ads.

### Which is updated more often, Improver app or Mindstretch by BioRICS?

Improver app ships an update every 3 months, and Mindstretch by BioRICS every 3 weeks. Most recently, Improver app was updated on September 10, 2026 and Mindstretch by BioRICS on September 23, 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.*