# CLRS.Helper vs ChatMate_

The clearest difference is price: CLRS.Helper at $0.99 against ChatMate_'s $9.99. CLRS.Helper also leads on update cadence (every 6 weeks vs every 27 months). ChatMate_'s advantage is review sentiment (100% vs 67%) and ratings volume (3 vs 1). On rating, ads, in-app purchases and monetization model there is nothing between them.

CLRS.Helper costs $0.99 and ChatMate_ $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for CLRS.Helper against 5.0 for ChatMate_. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews are what separate them: 67% of CLRS.Helper's written reviews are positive against 100% of ChatMate_'s.

CLRS.Helper ships an update every 6 weeks, ChatMate_ every 27 months. The most recent releases landed on October 6, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | CLRS.Helper | ChatMate_ |
| --- | --- | --- |
| Price | **$0.99** | $9.99 |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/clrshelper/id1564383045/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/chatmate/id6449012376/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 27 months |
| Monetization | Paid | Paid |
| Size | 43 MB | 3 MB |
| Requires iOS | **15.0** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [巍 顾](https://appshunter.io/developer/1368599824) | [Beyond Confident Labs LLC](https://appshunter.io/developer/1079292911) |

## What reviewers say

### CLRS.Helper

[App page](https://appshunter.io/ios/app/clrshelper/id1564383045)

This tool helps you study algorithms from the third edition of CLRS. It allows single-step or continuous execution of pseudocode, setting breakpoints, and tracking recursive function calls to understand algorithm design and correctness.

**Highlights:** Pseudocode single-step and continuous execution, Breakpoint setting and status observation, Tracking recursive function calls, Recording pseudocode execution times, Covers algorithms from CLRS 3rd edition, Visualizes data structure changes

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

**In-app purchases:** none


### ChatMate_

[App page](https://appshunter.io/ios/app/chatmate/id6449012376)

Engage in intelligent conversations with an AI chatbot on your mobile device. Get assistance with homework, casual chats, and recommendations through a user-friendly interface. Experience the power of advanced AI anytime, anywhere.

**Highlights:** AI-powered chatbot, Homework assistance, Casual conversation, Personalized recommendations, User-friendly interface, Mobile accessibility

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CLRS.Helper free?

CLRS.Helper costs $0.99, with no in-app purchases.

### Is ChatMate_ free?

ChatMate_ costs $9.99, with no in-app purchases.

### Which has better reviews, CLRS.Helper or ChatMate_?

CLRS.Helper and ChatMate_ are both rated 5.0 out of 5 on the App Store, from 1 and 3 ratings respectively.

### Do CLRS.Helper or ChatMate_ have ads?

Neither CLRS.Helper nor ChatMate_ shows ads.

### Which is updated more often, CLRS.Helper or ChatMate_?

CLRS.Helper ships an update every 6 weeks, and ChatMate_ every 27 months. Most recently, CLRS.Helper was updated on October 6, 2026 and ChatMate_ on September 28, 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.*