# Leaflet for Swift&Algorithm vs DevTutor

The clearest difference is rating: DevTutor at 5.0 against Leaflet for Swift&Algorithm's 4.6. DevTutor also leads on review sentiment (88% vs 71%) and iOS requirement (17.0 vs 26.0). Leaflet for Swift&Algorithm's advantage is ratings volume (297 vs 2) and update cadence (every 8 days vs every 2 weeks). 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 DevTutor sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

DevTutor holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Leaflet for Swift&Algorithm has 297 ratings behind it against 2, 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 88% of DevTutor's.

Leaflet for Swift&Algorithm ships an update every 8 days, DevTutor every 2 weeks. Both last shipped on October 10, 2026.

## The numbers

| Metric | Leaflet for Swift&Algorithm | DevTutor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (297 ratings)](https://appshunter.io/ios/app/leaflet-for-swift-and-algorithm/id1420814118/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/devtutor-learn-swift-swiftul/id6471227008/reviews)** |
| Number of ratings | **297** | 2 |
| Positive reviews | 71.4% of reviews | **87.5% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | Freemium |
| Size | 53 MB | 155 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [雷 戴](https://appshunter.io/developer/696880612) | [楚江 王](https://appshunter.io/developer/1714265259) |

## 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)


### DevTutor

[App page](https://appshunter.io/ios/app/devtutor-learn-swift-swiftul/id6471227008)

Learn to build apps with SwiftUI using replicable code samples and real-time UI previews. Access official Swift documentation offline in English and Chinese, and explore third-party packages.

**Highlights:** Replicable code samples, Real-time UI previews, Offline Swift documentation (EN/ZH), Third-party package exploration, SwiftUI learning resources

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access Monthly | $1.99 | per month |
| All Access Annually | $9.99 | per year |
| All Access Lifetime | $49.99 | 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 DevTutor free?

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

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

DevTutor is rated higher. Leaflet for Swift&Algorithm averages 4.6 out of 5 from 297 ratings, while DevTutor averages 5.0 from 2 ratings.

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

Neither Leaflet for Swift&Algorithm nor DevTutor shows ads.

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

Leaflet for Swift&Algorithm ships an update every 8 days, and DevTutor every 2 weeks. Most recently, Leaflet for Swift&Algorithm was updated on October 10, 2026 and DevTutor on October 10, 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.*