# iCoder vs CLRS.Helper

The clearest difference is rating: CLRS.Helper at 5.0 against iCoder's 3.7. CLRS.Helper also leads on in-app purchases (none vs 1). iCoder's advantage is review sentiment (100% vs 67%) and update cadence (every 6 days vs every 6 weeks). On price, ads, monetization model and device support there is nothing between them.

iCoder costs $1.29 and CLRS.Helper $0.99 up front. iCoder sells 1 one-off in-app purchase. CLRS.Helper asks for nothing beyond the download.

CLRS.Helper holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: iCoder has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 100% of iCoder's written reviews are positive against 67% of CLRS.Helper's, so the app with the better star average is not the one people write more warmly about.

iCoder ships an update every 6 days, CLRS.Helper every 6 weeks. The most recent releases landed on September 24, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | iCoder | CLRS.Helper |
| --- | --- | --- |
| Price | $1.29 | **$0.99** |
| Rating | [3.7 (6 ratings)](https://appshunter.io/ios/app/icoder-advanced-algorithms/id1458259471/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/clrshelper/id1564383045/reviews)** |
| Number of ratings | **6** | 1 |
| Positive reviews | **100.0% of reviews** | 66.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 6 weeks |
| Monetization | Paid | Paid |
| Size | 10 MB | 43 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [天从 何](https://appshunter.io/developer/914453386) | [巍 顾](https://appshunter.io/developer/1368599824) |

## What reviewers say

### iCoder

[App page](https://appshunter.io/ios/app/icoder-advanced-algorithms/id1458259471)

This app offers a comprehensive learning resource for algorithms and data structures, featuring a large question bank and interview preparation materials. It provides a powerful search engine and allows users to share progress with friends, making complex topics accessible for IT professionals.

**Highlights:** 1000+ algorithm question bank, IT company interview preparation, Powerful search engine, Shareable learning progress, Cross-platform support (iOS, iPadOS, macOS), Keyboard shortcuts for navigation

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip the developer | $0.99 | one-time |


### 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


## Frequently asked questions

### Is iCoder free?

iCoder costs $1.29, and also offers in-app purchases.

### Is CLRS.Helper free?

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

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

CLRS.Helper is rated higher. iCoder averages 3.7 out of 5 from 6 ratings, while CLRS.Helper averages 5.0 from 1 ratings.

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

Neither iCoder nor CLRS.Helper shows ads.

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

iCoder ships an update every 6 days, and CLRS.Helper every 6 weeks. Most recently, iCoder was updated on September 24, 2026 and CLRS.Helper on October 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*