# Stimul'in vs Block

The clearest difference is ads: Stimul'in at none against Block's shown. Block's advantage is update cadence (every 5 days vs fortnightly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Stimul'in ships an update fortnightly, Block every 5 days. The most recent releases landed on October 16, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Stimul'in | Block |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Every 5 days** |
| Monetization | Free | — |
| Size | 44 MB | 70 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Stimul'in](https://appshunter.io/developer/1691263990) | [Axel SOULARD](https://appshunter.io/developer/1748198107) |

## What reviewers say

### Stimul'in

[App page](https://appshunter.io/ios/app/stimulin/id6449964869)

Enhance memory, attention, reasoning, and more with a method developed and tested by neuroscience experts. This French innovation offers cognitive and social stimulation tools designed for well-being and cognitive health.

**Highlights:** Memory enhancement, Attention boosting, Reasoning improvement, Cognitive stimulation, Social stimulation, Expert-developed method

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

**In-app purchases:** none


### Block

[App page](https://appshunter.io/ios/app/block-collision/id6503176055)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Stimul'in free?

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

### Is Block free?

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

### Do Stimul'in or Block have ads?

Block shows ads; Stimul'in does not.

### Which is updated more often, Stimul'in or Block?

Stimul'in ships an update fortnightly, and Block every 5 days. Most recently, Stimul'in was updated on October 16, 2026 and Block on October 18, 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.*