# Algorithms HQ vs Learn Hadoop & Big Data

The clearest difference is price: Algorithms HQ at Free against Learn Hadoop & Big Data's $1.99. Learn Hadoop & Big Data's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 15.6). On update cadence, ads and in-app purchases there is nothing between them.

Algorithms HQ is free to download; Learn Hadoop & Big Data costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Algorithms HQ ships an update every 16 months, Learn Hadoop & Big Data every 31 months. The most recent releases landed on November 1, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Algorithms HQ | Learn Hadoop & Big Data |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/algorithms-hq/id660610218/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 16 months** | Every 31 months |
| Monetization | Free | — |
| Size | 3 MB | 38 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Cyril Carrez](https://appshunter.io/developer/660610221) | [Muhammad Mubeen](https://appshunter.io/developer/1553722821) |

## What reviewers say

### Algorithms HQ

[App page](https://appshunter.io/ios/app/algorithms-hq/id660610218)

Learn computer science algorithms through interactive animations. Visualize data manipulation and execution step-by-step with pseudo-code tracking and variable value updates. Quickly reference algorithm characteristics and customize input data for deeper understanding.

**Highlights:** Animated algorithm execution, Step-by-step instruction control, Pseudo-code and variable tracking, Customizable input data, Algorithm reference guide, Data structure evolution visualization

**Features:** macOS Compatibility

**In-app purchases:** none


### Learn Hadoop & Big Data

[App page](https://appshunter.io/ios/app/learn-hadoop-and-big-data/id1562810973)

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

**In-app purchases:** none


## Frequently asked questions

### Is Algorithms HQ free?

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

### Is Learn Hadoop & Big Data free?

Learn Hadoop & Big Data costs $1.99, with no in-app purchases.

### Do Algorithms HQ or Learn Hadoop & Big Data have ads?

Neither Algorithms HQ nor Learn Hadoop & Big Data shows ads.

### Which is updated more often, Algorithms HQ or Learn Hadoop & Big Data?

Algorithms HQ ships an update every 16 months, and Learn Hadoop & Big Data every 31 months. Most recently, Algorithms HQ was updated on November 1, 2026 and Learn Hadoop & Big Data on November 8, 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.*