# Learn Data Structures vs AHAPP

The clearest difference is in-app purchases: AHAPP at none against Learn Data Structures's 1. AHAPP also leads on update cadence (every 6 weeks vs every 16 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Learn Data Structures sells 1 one-off in-app purchase. AHAPP asks for nothing beyond the download.

Learn Data Structures ships an update every 16 months, AHAPP every 6 weeks. The most recent releases landed on October 12, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Learn Data Structures | AHAPP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 6 weeks** |
| Size | 28 MB | 386 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ghumman Tech LLC](https://appshunter.io/developer/1671347750) | [messaoud cherif](https://appshunter.io/developer/1842057091) |

## What reviewers say

### Learn Data Structures

[App page](https://appshunter.io/ios/app/learn-data-structures/id6446444404)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $9.99 | one-time |


### AHAPP

[App page](https://appshunter.io/ios/app/ahapp-youth-sector-impact/id6752990241)

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

**In-app purchases:** none


## Frequently asked questions

### Is Learn Data Structures free?

Learn Data Structures is free to download, with in-app purchases available.

### Is AHAPP free?

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

### Do Learn Data Structures or AHAPP have ads?

Neither Learn Data Structures nor AHAPP shows ads.

### Which is updated more often, Learn Data Structures or AHAPP?

Learn Data Structures ships an update every 16 months, and AHAPP every 6 weeks. Most recently, Learn Data Structures was updated on October 12, 2026 and AHAPP on October 30, 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.*