# Code Patterns vs LeetGrind

The clearest difference is in-app purchases: LeetGrind at none against Code Patterns's 2. Code Patterns's advantage is iOS requirement (18.5 vs 26.2). On price, ads and device support there is nothing between them.

Both are free to download. Code Patterns sells 2 in-app purchases, starting at $4.99 per month. LeetGrind asks for nothing beyond the download.

## The numbers

| Metric | Code Patterns | LeetGrind |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/code-patterns/id6752111810/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 days | — |
| Monetization | **Freemium** | Paid |
| Size | 5 MB | 2 MB |
| Requires iOS | **18.5** | 26.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kevin Li](https://appshunter.io/developer/1837894748) | [Sri Ujjwal Reddy Beereddy](https://appshunter.io/developer/1880459137) |

## What reviewers say

### Code Patterns

[App page](https://appshunter.io/ios/app/code-patterns/id6752111810)

Master coding algorithms through interactive challenges and real-time battles. Features adaptive learning, progress tracking, and gamified elements to enhance your programming foundation and prepare for technical interviews.

**Highlights:** Interactive algorithm challenges, Real-time AI coding battles, Adaptive retry system, Progress tracking and analytics, Gamified learning with rewards, Comprehensive algorithm coverage

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Monthly Subscription | $4.99 | per month |


### LeetGrind

[App page](https://appshunter.io/ios/app/leetgrind/id6759740964)

Master essential data structures and algorithms with flashcards, quizzes, and spaced review. Track your progress and maintain streaks with smart reminders. All your data stays on your device.

**Highlights:** Flashcards with solutions, Built-in quizzes with instant feedback, Spaced review system, Streak tracking and progress dashboard, Smart customizable reminders, Problems organized by category

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Code Patterns free?

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

### Is LeetGrind free?

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

### Do Code Patterns or LeetGrind have ads?

Neither Code Patterns nor LeetGrind shows ads.

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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.*