# BrainLag vs Inkstroop

The clearest difference is in-app purchases: Inkstroop at none against BrainLag's 1. Inkstroop also leads on update cadence (every 3 days vs every 2 months). BrainLag's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. BrainLag sells 1 one-off in-app purchase. Inkstroop asks for nothing beyond the download.

BrainLag ships an update every 2 months, Inkstroop every 3 days. The most recent releases landed on October 8, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | BrainLag | Inkstroop |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 3 days** |
| Size | 49 MB | 5 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [OrbitLabs](https://appshunter.io/developer/1884053453) | [BIN WANG](https://appshunter.io/developer/1881032464) |

## What reviewers say

### BrainLag

[App page](https://appshunter.io/ios/app/brainlag-brain-training/id6760956148)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### Inkstroop

[App page](https://appshunter.io/ios/app/inkstroop/id6771827113)

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

**In-app purchases:** none


## Frequently asked questions

### Is BrainLag free?

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

### Is Inkstroop free?

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

### Do BrainLag or Inkstroop have ads?

Both BrainLag and Inkstroop show ads.

### Which is updated more often, BrainLag or Inkstroop?

BrainLag ships an update every 2 months, and Inkstroop every 3 days. Most recently, BrainLag was updated on October 8, 2026 and Inkstroop on October 10, 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.*