# Juno Connect vs Swifty Compiler

The clearest difference is price: Swifty Compiler at Free against Juno Connect's $4.99. Swifty Compiler also leads on review sentiment (84% vs 69%) and update cadence (fortnightly vs every 5 weeks). Juno Connect's advantage is in-app purchases (none vs 4) and ratings volume (633 vs 194). On rating, ads, chart position and device support there is nothing between them.

Swifty Compiler is free to download; Juno Connect costs $4.99 up front. Swifty Compiler sells 4 in-app purchases, starting at $4.99 per 7 days. Juno Connect asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for Juno Connect against 4.5 for Swifty Compiler. Both are backed by a comparable volume of ratings — 633 and 194 respectively. Written reviews are what separate them: 69% of Juno Connect's written reviews are positive against 84% of Swifty Compiler's.

Juno Connect ships an update every 5 weeks, Swifty Compiler fortnightly. The most recent releases landed on September 24, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Juno Connect | Swifty Compiler |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.6 (633 ratings)](https://appshunter.io/ios/app/juno-connect-jupyter-client/id1315744137/reviews)** | [4.5 (194 ratings)](https://appshunter.io/ios/app/swifty-compiler-swift-ide/id1544749600/reviews) |
| Number of ratings | **633** | 194 |
| Positive reviews | 69.0% of reviews | **84.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | Paid | **Freemium** |
| Best chart rank | **#28** | #77 |
| Size | 15 MB | 70 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Rational Matter Ltd](https://appshunter.io/developer/1315744136) | [Hassan Taleb](https://appshunter.io/developer/955305566) |

## What reviewers say

### Juno Connect

[App page](https://appshunter.io/ios/app/juno-connect-jupyter-client/id1315744137)

**Currently charting:** #28 Top Paid · Developer Tools, #182 Top Grossing · Developer Tools (US App Store)

Access powerful cloud-based computational environments from your mobile device. Connect to remote Jupyter servers, utilize extensive computing resources, and enjoy a full-featured code editor on your iPhone or iPad.

**Highlights:** Connect to cloud computing services, Configure custom remote Jupyter servers, Secure SSH tunneling, Full-featured code editor, iPad multitasking support, Dark Mode and Dynamic Type

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Great app for Jupyter notebooks
- 👍 Clean, modern, and touch-friendly design
- 🚀 Stable and reliable connection to remote servers
- 💡 Allows coding on the go with iPad
- 👍 Responsive developer support

**What reviewers complain about**

- 🐛 Bugs with cell execution and output display
- 🔒 Lacks support for Jupyter Lab and other file types
- 👎 Limited functionality in free version
- 👎 Keyboard and navigation issues in landscape mode
- 🐛 Unreliable connection to some remote servers

**Reported bugs**

- Fails to display notebooks
- Crashes and freezes
- Incompatibility with latest Jupyter versions
- Issues with Korean and other non-English input

**Requested features**

- Support for Google Colab and other cloud platforms
- Ability to edit text files and Python scripts
- Tabbed interface for working with multiple notebooks
- Improved terminal functionality and integration
- Option to adjust font size and theme


### Swifty Compiler

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

**Currently charting:** #77 Top Grossing · Developer Tools, #87 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 Juno Connect free?

Juno Connect costs $4.99, with no in-app purchases.

### Is Swifty Compiler free?

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

### Which has better reviews, Juno Connect or Swifty Compiler?

Juno Connect is rated higher. Juno Connect averages 4.6 out of 5 from 633 ratings, while Swifty Compiler averages 4.5 from 194 ratings.

### Do Juno Connect or Swifty Compiler have ads?

Neither Juno Connect nor Swifty Compiler shows ads.

### Which is updated more often, Juno Connect or Swifty Compiler?

Juno Connect ships an update every 5 weeks, and Swifty Compiler fortnightly. Most recently, Juno Connect was updated on September 24, 2026 and Swifty Compiler on September 23, 2026.

### Which is more popular, Juno Connect or Swifty Compiler?

Juno Connect currently peaks at #28 in the App Store charts, and Swifty Compiler at #77. Chart position reflects recent download velocity rather than total install base.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*