# Algorena vs Gam

The clearest difference is in-app purchases: Gam at none against Algorena's 1. Gam also leads on ads (none vs shown) and iOS requirement (17.0 vs 26.0). On price and device support there is nothing between them.

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

## The numbers

| Metric | Algorena | Gam |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/algorena-learn-algorithms/id6794787482/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 13 MB | 15 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Vinh Nguyen](https://appshunter.io/developer/1802304933) | [梓鸿 陈](https://appshunter.io/developer/1830729077) |

## What reviewers say

### Algorena

[App page](https://appshunter.io/ios/app/algorena-learn-algorithms/id6794787482)

Learn algorithms through interactive execution and prediction. This app provides step-by-step visualizations and quizzes to solidify understanding, with personalized drills based on your mistakes. It's designed for interview preparation and deep conceptual mastery.

**Highlights:** Interactive algorithm execution, Step-by-step decision prediction, Concept-based quizzes, Personalized mistake-based drills, Daily mixed skill practice, Progress tracking and ranking

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Algorena Pro | $0.99 | one-time |


### Gam

[App page](https://appshunter.io/ios/app/gam-learn-teochew/id6818370236)

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

**In-app purchases:** none


## Frequently asked questions

### Is Algorena free?

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

### Is Gam free?

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

### Do Algorena or Gam have ads?

Algorena shows ads; Gam does not.

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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.*