# Leaflet for Swift&Algorithm vs CodeMaster

The clearest difference is monetization model: Leaflet for Swift&Algorithm at free with in-app purchases against CodeMaster's subscription. Leaflet for Swift&Algorithm also leads on review sentiment (71% vs 44%) and update cadence (every 8 days vs monthly). CodeMaster's advantage is iOS requirement (16 vs 26.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Leaflet for Swift&Algorithm sells 1 one-off in-app purchase and CodeMaster sells 3 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.6 for Leaflet for Swift&Algorithm against 4.6 for CodeMaster. Both are backed by a comparable volume of ratings — 297 and 140 respectively. Written reviews are what separate them: 71% of Leaflet for Swift&Algorithm's written reviews are positive against 44% of CodeMaster's.

Leaflet for Swift&Algorithm ships an update every 8 days, CodeMaster monthly. The most recent releases landed on October 4, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Leaflet for Swift&Algorithm | CodeMaster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (297 ratings)](https://appshunter.io/ios/app/leaflet-for-swift-and-algorithm/id1420814118/reviews) | [4.6 (140 ratings)](https://appshunter.io/ios/app/codemaster-mobile-coding-ide/id1514942957/reviews) |
| Number of ratings | **297** | 140 |
| Positive reviews | **71.4% of reviews** | 44.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Monthly |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 53 MB | 1.5 GB |
| Requires iOS | 26.0 | **16** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [雷 戴](https://appshunter.io/developer/696880612) | [Shanghai Dazhuo Information Technology Co., Ltd.](https://appshunter.io/developer/1470341377) |

## What reviewers say

### Leaflet for Swift&Algorithm

[App page](https://appshunter.io/ios/app/leaflet-for-swift-and-algorithm/id1420814118)

This app offers comprehensive learning modules for Swift, SwiftUI, and Combine, alongside data structures and algorithms. It provides micro-classes, tutorials, code style guides, and practical examples to help users master programming concepts and develop efficient applications.

**Highlights:** Swift language tutorials, SwiftUI and Combine development, Data structure and algorithm learning, Micro-classes for core concepts, Code style guide, Algorithm problem-solving examples

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Get Pro Version | $0.99 | one-time |

**What reviewers like**

- 👍 Good explanations
- 👍 Easy to use
- 👍 Clean interface
- 👍 Helpful for learning
- 👍 Lovely app

**What reviewers complain about**

- 🐛 Solutions not loading
- 🐛 App crashes on launch
- 🐛 Frequent crashes
- 🐛 Not a true dark mode
- 🐛 Code formatting issues

**Reported bugs**

- Solutions for problems are not loading
- App crashes on first load
- App crashes immediately on launch
- App crashes after first use and backgrounding
- Paid for pro user, but no answers for many questions

**Requested features**

- Add more iOS technical upgrades
- Add filter options for algorithms (e.g., top 100, top 200)
- Allow users to write their own notes for algorithms
- Add JavaScript examples
- Allow users to suggest/edit explanations (wiki-like)


### CodeMaster

[App page](https://appshunter.io/ios/app/codemaster-mobile-coding-ide/id1514942957)

A professional mobile code editor and development tool for iOS. It offers comprehensive code browsing, editing, and management features, along with integrated tools for remote connections, database design, and GitHub integration.

**Highlights:** File management and browser, VS Code core Monaco editor, GitHub integration, Code snippet management, Database design tool, SSH client and SFTP

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Membership | $1.99 | per 7 days |
| Monthly subscription | $3.99 | per month |
| Annual Subscription | $20.99 | per year |


## Frequently asked questions

### Is Leaflet for Swift&Algorithm free?

Leaflet for Swift&Algorithm is free to download, with in-app purchases available.

### Is CodeMaster free?

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

### Which has better reviews, Leaflet for Swift&Algorithm or CodeMaster?

Leaflet for Swift&Algorithm and CodeMaster are both rated 4.6 out of 5 on the App Store, from 297 and 140 ratings respectively.

### Do Leaflet for Swift&Algorithm or CodeMaster have ads?

Neither Leaflet for Swift&Algorithm nor CodeMaster shows ads.

### Which is updated more often, Leaflet for Swift&Algorithm or CodeMaster?

Leaflet for Swift&Algorithm ships an update every 8 days, and CodeMaster monthly. Most recently, Leaflet for Swift&Algorithm was updated on October 4, 2026 and CodeMaster on October 2, 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.*