# Stih vs Brain Trainer

The clearest difference is update cadence: Stih at weekly against Brain Trainer's every 3 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.

Stih ships an update weekly, Brain Trainer every 3 months. The most recent releases landed on September 22, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Stih | Brain Trainer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 months |
| Size | 6 MB | 10 MB |
| Requires iOS | 18.0 | **17.6** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Igor Katselenbogen](https://appshunter.io/developer/1548471007) | [Xeniya Bykhova](https://appshunter.io/developer/1787778807) |

## What reviewers say

### Stih

[App page](https://appshunter.io/ios/app/stih/id6741058540)

**Features:** macOS Compatibility

**In-app purchases:** none


### Brain Trainer

[App page](https://appshunter.io/ios/app/brain-trainer-by-ns-apps/id6780104428)

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

**In-app purchases:** none


## Frequently asked questions

### Is Stih free?

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

### Is Brain Trainer free?

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

### Do Stih or Brain Trainer have ads?

Neither Stih nor Brain Trainer shows ads.

### Which is updated more often, Stih or Brain Trainer?

Stih ships an update weekly, and Brain Trainer every 3 months. Most recently, Stih was updated on September 22, 2026 and Brain Trainer on September 17, 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.*