# BrainCheck vs QalbSync

The clearest difference is in-app purchases: QalbSync at none against BrainCheck's 2. QalbSync also leads on iOS requirement (13.0 vs 16.0). BrainCheck's advantage is update cadence (every 11 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. BrainCheck sells 2 in-app purchases, starting at $4.99 per month. QalbSync asks for nothing beyond the download.

BrainCheck ships an update every 11 days, QalbSync monthly. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | BrainCheck | QalbSync |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 11 days** | Monthly |
| Size | 166 MB | 38 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BrainCheck](https://appshunter.io/developer/1509190491) | [Sheikh Mohammed Bilal Ahsan](https://appshunter.io/developer/1873038443) |

## What reviewers say

### BrainCheck

[App page](https://appshunter.io/ios/app/braincheck-flashcards/id6754181689)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus | $4.99 | per month |
| Plus | $48.00 | per year |


### QalbSync

[App page](https://appshunter.io/ios/app/qalbsync/id6758460601)

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

**In-app purchases:** none


## Frequently asked questions

### Is BrainCheck free?

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

### Is QalbSync free?

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

### Do BrainCheck or QalbSync have ads?

Neither BrainCheck nor QalbSync shows ads.

### Which is updated more often, BrainCheck or QalbSync?

BrainCheck ships an update every 11 days, and QalbSync monthly. Most recently, BrainCheck was updated on October 6, 2026 and QalbSync on October 7, 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.*