# Python IDE & Jupyter vs Swifty Compiler

Python IDE & Jupyter and Swifty Compiler both sit at 4.6 stars, but that hides the real split: 84% of Swifty Compiler's written reviews are positive against 59% of Python IDE & Jupyter's. Swifty Compiler also leads on update cadence (fortnightly vs every 5 weeks). Python IDE & Jupyter's advantage is ratings volume (1.1K vs 194). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Python IDE & Jupyter sells 1 one-off in-app purchase and Swifty Compiler sells 4 in-app purchases, starting at $4.99 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 Python IDE & Jupyter against 4.5 for Swifty Compiler. That said, the two scores are not equally well evidenced: Python IDE & Jupyter has 1.1K ratings behind it against 194, so its average is the more settled of the two. Written reviews are what separate them: 59% of Python IDE & Jupyter's written reviews are positive against 84% of Swifty Compiler's.

Python IDE & Jupyter ships an update every 5 weeks, Swifty Compiler fortnightly. Both last shipped on September 23, 2026.

## The numbers

| Metric | Python IDE & Jupyter | Swifty Compiler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (1.1K ratings)](https://appshunter.io/ios/app/python-ide-and-jupyter-juno/id1462586500/reviews)** | [4.5 (194 ratings)](https://appshunter.io/ios/app/swifty-compiler-swift-ide/id1544749600/reviews) |
| Number of ratings | **1.1K** | 194 |
| Positive reviews | 58.8% of reviews | **84.3% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | Freemium | Freemium |
| Best chart rank | #126 | **#71** |
| Size | 661 MB | 70 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Rational Matter Ltd](https://appshunter.io/developer/1315744136) | [Hassan Taleb](https://appshunter.io/developer/955305566) |

## What reviewers say

### Python IDE & Jupyter

[App page](https://appshunter.io/ios/app/python-ide-and-jupyter-juno/id1462586500)

**Currently charting:** #126 Top Grossing · Developer Tools, #144 Top Free · Developer Tools (US App Store)

This app provides a full-featured Python coding environment for mobile devices. It supports both Python scripts and Jupyter notebooks, offering offline execution, code completion, and access to popular data science libraries.

**Highlights:** Python script and Jupyter notebook support, Offline code execution, Code completion and console, File and folder navigation, Data science library integration, Package management

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Juno Pro Unlock | $39.99 | one-time |

**What reviewers like**

- 🚀 Powerful Python app for iPhone and iPad
- 🚀 Excellent for data science and machine learning
- 🚀 Impressive Jupyter notebook performance
- 👍 Sleek and elegant interface
- 👍 Convenient for on-the-go coding

**What reviewers complain about**

- 🔒 Requires paid subscription to access full functionality
- 🐛 Crashes frequently, especially when switching apps
- 🐛 Buggy behavior with external file storage
- 🐛 Inability to install many required packages
- 🐛 Outdated Python version (3.6)

**Reported bugs**

- Crashes when running certain code or opening files
- Unreliable file management and syncing
- Compatibility issues with newer iOS versions

**Requested features**

- Add support for more Python libraries and frameworks (e.g., TensorFlow, Keras, Scikit-learn)
- Improve integration with external file storage (Google Drive, Dropbox, etc.)
- Implement cell collapsing and text size adjustment
- Add an interactive REPL terminal


### Swifty Compiler

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

**Currently charting:** #71 Top Grossing · Developer Tools, #92 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


## Frequently asked questions

### Is Python IDE & Jupyter free?

Python IDE & Jupyter is free to download, with in-app purchases available.

### Is Swifty Compiler free?

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

### Which has better reviews, Python IDE & Jupyter or Swifty Compiler?

Python IDE & Jupyter is rated higher. Python IDE & Jupyter averages 4.6 out of 5 from 1.1K ratings, while Swifty Compiler averages 4.5 from 194 ratings.

### Do Python IDE & Jupyter or Swifty Compiler have ads?

Neither Python IDE & Jupyter nor Swifty Compiler shows ads.

### Which is updated more often, Python IDE & Jupyter or Swifty Compiler?

Python IDE & Jupyter ships an update every 5 weeks, and Swifty Compiler fortnightly. Most recently, Python IDE & Jupyter was updated on September 23, 2026 and Swifty Compiler on September 23, 2026.

### Which is more popular, Python IDE & Jupyter or Swifty Compiler?

Python IDE & Jupyter currently peaks at #126 in the App Store charts, and Swifty Compiler at #71. Chart position reflects recent download velocity rather than total install base.

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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.*