# Swifty Compiler vs Notate ML

The clearest difference is review sentiment: Swifty Compiler at 84% against Notate ML's 0%. Swifty Compiler also leads on rating (4.5 vs 4.0) and update cadence (fortnightly vs every 5 months). Notate ML's advantage is in-app purchases (none vs 4). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Swifty Compiler sells 4 in-app purchases, starting at $4.99 per 7 days. Notate ML asks for nothing beyond the download.

Swifty Compiler holds the better App Store score, 4.5 against 4.0. That said, the two scores are not equally well evidenced: Swifty Compiler has 203 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 84% of Swifty Compiler's written reviews are positive against 0% of Notate ML's.

Swifty Compiler ships an update fortnightly, Notate ML every 5 months. The most recent releases landed on October 29, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Swifty Compiler | Notate ML |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (203 ratings)](https://appshunter.io/ios/app/swifty-compiler-swift-ide/id1544749600/reviews)** | [4.0 (4 ratings)](https://appshunter.io/ios/app/notate-ml/id1605408700/reviews) |
| Number of ratings | **203** | 4 |
| Positive reviews | **84.3% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 months |
| Monetization | Freemium | **Free** |
| Best chart rank | **#95** | — |
| Size | 70 MB | 7 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hassan Taleb](https://appshunter.io/developer/955305566) | [Rajaram Gurumurthi](https://appshunter.io/developer/1603687897) |

## What reviewers say

### Swifty Compiler

[App page](https://appshunter.io/ios/app/swifty-compiler-swift-ide/id1544749600)

**Currently charting:** #95 Top Grossing · Developer Tools, #114 Top Free · Developer Tools (US App Store)

Write, run, and experiment with Swift code on your mobile device. This app functions as a personal playground for testing algorithms, prototyping ideas, and enhancing coding skills with a variety of editing tools.

**Highlights:** Write and run Swift code, Import Swift and Playground files, Code completion and error highlighting, Code formatting and syntax correction, Code snapshots (PNG, JPEG, PDF), Dark and light mode support, Unlimited credits (Premium)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly Subscription | $4.99 | per 7 days |
| Premium Monthly Subscription | $12.99 | per month |
| Premium Yearly Subscription | $79.99 | per year |
| Premium Lifetime | $99.00 | one-time |

**What reviewers like**

- 🚀 Fast code execution
- 👍 Easy to use interface
- 💡 Great for on-the-go coding
- ✨ Good for learning Swift
- ✅ Useful for testing logic

**What reviewers complain about**

- 💰 High cost for features
- ⚠️ Limited free usage
- 💸 Subscription model criticized
- 🚫 No offline mode
- 🤔 Unreasonable charging logic

**Reported bugs**

- Refund screenshots are not correct
- Kept loading without doing anything
- Issues related to JSON parsing
- Cannot save projects without paying
- Cannot use Date or Calendar as types

**Requested features**

- Support for newer Swift versions
- Ability to import projects online
- Cache 'premium' pop-up
- Support multithreading (GCD)
- Fix console printing bug


### Notate ML

[App page](https://appshunter.io/ios/app/notate-ml/id1605408700)

Accelerate the creation of image datasets for machine learning projects. Easily add labels, import or capture images, and annotate objects with bounding boxes. Export your prepared data for popular object detection frameworks.

**Highlights:** Create and name datasets, Add labels via typing, copy-paste, scanning, or voice, Import images from photo library, Capture new images with camera, Crop images and draw bounding boxes, Tag and label objects, Export data for YOLO, Create ML, Auto ML

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Swifty Compiler free?

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

### Is Notate ML free?

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

### Which has better reviews, Swifty Compiler or Notate ML?

Swifty Compiler is rated higher. Swifty Compiler averages 4.5 out of 5 from 203 ratings, while Notate ML averages 4.0 from 4 ratings.

### Do Swifty Compiler or Notate ML have ads?

Neither Swifty Compiler nor Notate ML shows ads.

### Which is updated more often, Swifty Compiler or Notate ML?

Swifty Compiler ships an update fortnightly, and Notate ML every 5 months. Most recently, Swifty Compiler was updated on October 29, 2026 and Notate ML on October 6, 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.*