# Lerni vs Congreso AAHDA

The clearest difference is update cadence: Congreso AAHDA at every 5 days against Lerni's every 3 months. Lerni's advantage is iOS requirement (13.4 vs 15.6). 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.

Lerni ships an update every 3 months, Congreso AAHDA every 5 days. The most recent releases landed on September 28, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Lerni | Congreso AAHDA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lerni/id6503715953/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 63 MB | 38 MB |
| Requires iOS | **13.4** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Sirius Beach](https://appshunter.io/developer/1750070360) | [PI GROUP SAS](https://appshunter.io/developer/1056970229) |

## What reviewers say

### Lerni

[App page](https://appshunter.io/ios/app/lerni/id6503715953)

This interactive app makes learning fun with dynamic trivia across various subjects. It personalizes your learning path based on your interests and areas for improvement, allowing you to compete with friends and climb leaderboards. Learn anytime, anywhere with this engaging educational tool.

**Highlights:** Dynamic trivia quizzes, Personalized learning paths, Progress tracking, Friendly competition with friends, Leaderboard rankings, Accessible anytime, anywhere

**Features:** macOS Compatibility

**In-app purchases:** none


### Congreso AAHDA

[App page](https://appshunter.io/ios/app/congreso-aahda/id6752960708)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lerni free?

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

### Is Congreso AAHDA free?

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

### Do Lerni or Congreso AAHDA have ads?

Neither Lerni nor Congreso AAHDA shows ads.

### Which is updated more often, Lerni or Congreso AAHDA?

Lerni ships an update every 3 months, and Congreso AAHDA every 5 days. Most recently, Lerni was updated on September 28, 2026 and Congreso AAHDA on September 9, 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.*