# Leaflet for Swift&Algorithm vs C语言编译器

The clearest difference is rating: Leaflet for Swift&Algorithm at 4.6 against C语言编译器's 1.0. Leaflet for Swift&Algorithm also leads on review sentiment (71% vs 38%) and update cadence (every 6 days vs every 5 months). C语言编译器's advantage is iOS requirement (11.0 vs 26.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Leaflet for Swift&Algorithm sells 1 one-off in-app purchase and C语言编译器 sells 12 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Leaflet for Swift&Algorithm holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: Leaflet for Swift&Algorithm has 297 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 71% of Leaflet for Swift&Algorithm's written reviews are positive against 38% of C语言编译器's.

Leaflet for Swift&Algorithm ships an update every 6 days, C语言编译器 every 5 months. The most recent releases landed on September 21, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Leaflet for Swift&Algorithm | C语言编译器 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (297 ratings)](https://appshunter.io/ios/app/leaflet-for-swift-and-algorithm/id1420814118/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/c/id1595765605/reviews) |
| Number of ratings | **297** | 1 |
| Positive reviews | **71.4% of reviews** | 37.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 5 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 54 MB | 67 MB |
| Requires iOS | 26.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | +4 |
| Developer | [雷 戴](https://appshunter.io/developer/696880612) | [Xiamen Yidong Network Technology Company Limited](https://appshunter.io/developer/1476811365) |

## 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)


### C语言编译器

[App page](https://appshunter.io/ios/app/c/id1595765605)

This app is an introductory compiler and learning tool for C language programming. It offers free tutorials, a C/C++ question bank, and an online compiler to help beginners grasp programming concepts.

**Highlights:** Zero-basis learning for C language, Online code compilation and execution, Free tutorials and knowledge points, C/C++ question bank for practice, Fragmented learning for busy schedules

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6学币 | $0.99 | one-time |
| 1 个月 VIP | $2.99 | one-time |
| 30学币 | $3.99 | one-time |
| 1 年 VIP | $4.99 | one-time |
| 开通 3 个月 VIP | $6.99 | one-time |
| 季度VIP | $7.99 | one-time |
| 68学币 | $9.99 | one-time |
| C语言代码编译器年费VIP | $9.99 | one-time |
| 108学币 | $14.99 | one-time |
| 终身 VIP | $14.99 | one-time |
| 268学币 | $39.99 | one-time |
| 698学币 | $99.99 | one-time |


## Frequently asked questions

### Is Leaflet for Swift&Algorithm free?

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

### Is C语言编译器 free?

C语言编译器 is free to download, with in-app purchases available.

### Which has better reviews, Leaflet for Swift&Algorithm or C语言编译器?

Leaflet for Swift&Algorithm is rated higher. Leaflet for Swift&Algorithm averages 4.6 out of 5 from 297 ratings, while C语言编译器 averages 1.0 from 1 ratings.

### Do Leaflet for Swift&Algorithm or C语言编译器 have ads?

Neither Leaflet for Swift&Algorithm nor C语言编译器 shows ads.

### Which is updated more often, Leaflet for Swift&Algorithm or C语言编译器?

Leaflet for Swift&Algorithm ships an update every 6 days, and C语言编译器 every 5 months. Most recently, Leaflet for Swift&Algorithm was updated on September 21, 2026 and C语言编译器 on September 22, 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.*