# Leaflet for Swift&Algorithm vs SixD

The clearest difference is in-app purchases: SixD at none against Leaflet for Swift&Algorithm's 1. SixD also leads on review sentiment (90% vs 71%) and rating (4.8 vs 4.6). Leaflet for Swift&Algorithm's advantage is update cadence (every 6 days vs every 3 months) and ratings volume (297 vs 29). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Leaflet for Swift&Algorithm sells 1 one-off in-app purchase. SixD asks for nothing beyond the download.

SixD holds the better App Store score, 4.8 against 4.6. That said, the two scores are not equally well evidenced: Leaflet for Swift&Algorithm has 297 ratings behind it against 29, 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 90% of SixD's.

Leaflet for Swift&Algorithm ships an update every 6 days, SixD every 3 months. The most recent releases landed on September 21, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Leaflet for Swift&Algorithm | SixD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (297 ratings)](https://appshunter.io/ios/app/leaflet-for-swift-and-algorithm/id1420814118/reviews) | **[4.8 (29 ratings)](https://appshunter.io/ios/app/sixd/id6448773500/reviews)** |
| Number of ratings | **297** | 29 |
| Positive reviews | 71.4% of reviews | **90.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 54 MB | 143 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [雷 戴](https://appshunter.io/developer/696880612) | [Haolun Yang](https://appshunter.io/developer/1683302030) |

## 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)


### SixD

[App page](https://appshunter.io/ios/app/sixd/id6448773500)

Learn and create with SwiftUI through an intuitive interface. Explore components, design graphically, and get native SwiftUI code. Browse SF Symbols with natural language search.

**Highlights:** SwiftUI component exploration, Native graphical design interface, Copy SwiftUI code directly, Interactive UI design foundations, Natural language SF Symbols search

**In-app purchases:** none


## Frequently asked questions

### Is Leaflet for Swift&Algorithm free?

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

### Is SixD free?

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

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

SixD is rated higher. Leaflet for Swift&Algorithm averages 4.6 out of 5 from 297 ratings, while SixD averages 4.8 from 29 ratings.

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

Neither Leaflet for Swift&Algorithm nor SixD shows ads.

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

Leaflet for Swift&Algorithm ships an update every 6 days, and SixD every 3 months. Most recently, Leaflet for Swift&Algorithm was updated on September 21, 2026 and SixD on September 16, 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.*