# Algorithms HQ vs CLRS.Helper[Lite]

The clearest difference is update cadence: CLRS.Helper[Lite] at every 3 months against Algorithms HQ's every 16 months. CLRS.Helper[Lite] also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Algorithms HQ ships an update every 16 months, CLRS.Helper[Lite] every 3 months. The most recent releases landed on September 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Algorithms HQ | CLRS.Helper[Lite] |
| --- | --- | --- |
| Price | Free | Free |
| 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 3 months** |
| Monetization | Free | — |
| Size | 3 MB | 27 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Cyril Carrez](https://appshunter.io/developer/660610221) | [巍 顾](https://appshunter.io/developer/1368599824) |

## 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


### CLRS.Helper[Lite]

[App page](https://appshunter.io/ios/app/clrshelperlite/id1566475953)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Algorithms HQ free?

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

### Is CLRS.Helper[Lite] free?

CLRS.Helper[Lite] is free to download, with no in-app purchases.

### Do Algorithms HQ or CLRS.Helper[Lite] have ads?

Neither Algorithms HQ nor CLRS.Helper[Lite] shows ads.

### Which is updated more often, Algorithms HQ or CLRS.Helper[Lite]?

Algorithms HQ ships an update every 16 months, and CLRS.Helper[Lite] every 3 months. Most recently, Algorithms HQ was updated on September 24, 2026 and CLRS.Helper[Lite] on October 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.*