# Processing & p5.js iCompiler vs React Native Paper

The clearest difference is rating: React Native Paper at 4.8 against Processing & p5.js iCompiler's 3.5. React Native Paper also leads on review sentiment (95% vs 58%) and in-app purchases (none vs 5). Processing & p5.js iCompiler's advantage is ratings volume (80 vs 6) and iOS requirement (11.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Processing & p5.js iCompiler sells 5 in-app purchases, starting at $3.49 per month. React Native Paper asks for nothing beyond the download.

React Native Paper holds the better App Store score, 4.8 against 3.5. That said, the two scores are not equally well evidenced: Processing & p5.js iCompiler has 80 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 58% of Processing & p5.js iCompiler's written reviews are positive against 95% of React Native Paper's.

Processing & p5.js iCompiler ships an update every 5 weeks, React Native Paper every 3 weeks. The most recent releases landed on September 21, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Processing & p5.js iCompiler | React Native Paper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (80 ratings)](https://appshunter.io/ios/app/processing-and-p5js-icompiler/id648955851/reviews) | **[4.8 (6 ratings)](https://appshunter.io/ios/app/react-native-paper/id1548934513/reviews)** |
| Number of ratings | **80** | 6 |
| Positive reviews | 58.0% of reviews | **95.5% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Freemium | **Free** |
| Size | 33 MB | 24 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [riedel.wtf apps S.L.](https://appshunter.io/developer/517545753) | [Callstack.io](https://appshunter.io/developer/1278761390) |

## What reviewers say

### Processing & p5.js iCompiler

[App page](https://appshunter.io/ios/app/processing-and-p5js-icompiler/id648955851)

Develop and compile Processing and p5.js code directly on your mobile device. Export your creations as standalone apps for offline use. Ideal for students and educators learning creative coding.

**Highlights:** Compose and compile code on mobile, Export projects as home screen apps, Offline app usage, Code highlighting and formatting, 3D sketches and games support, Error highlighting (Pro feature)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Processing Pro (Monthly) | $3.49 | per month |
| Processing Pro (Annual) | $9.99 | per year |
| Processing for iOS Tip | $4.99 | one-time |
| Processing Pro Lifetime Unlock | $25.99 | one-time |
| Processing for iOS Tip | $99.99 | one-time |

**What reviewers like**

- ✅ Works offline without internet connection
- 👍 Free app with no mandatory payment
- 🎨 Good for quick creative coding and sketches
- 📱 Portable Processing development on mobile
- ⚡ Relatively fast performance for mobile IDE

**What reviewers complain about**

- 🚫 Compiler errors hidden behind paywall
- 🐛 Data loss and code deletion issues
- ❌ No error messages or debugging output
- 📝 Poor syntax highlighting (highlights wrong keywords)
- ⌨️ No auto-indentation or code formatting

**Reported bugs**

- Code reverts to earlier versions after app sleep
- Changes lost when phone falls asleep
- Functions with parameters cause black screen
- StringList data type not recognized
- Boolean highlighting shows 'bool' instead of full word

**Requested features**

- Free basic error messages for all users
- Undo/redo functionality
- Project renaming capability
- Project duplication feature
- Robust auto-save and backup system


### React Native Paper

[App page](https://appshunter.io/ios/app/react-native-paper/id1548934513)

Explore and test various UI components from a popular React Native library. This application showcases the functionality of different elements, allowing developers to see them in action.

**Highlights:** Explore UI components, Test component functionality, Example application, React Native library showcase

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

**In-app purchases:** none


## Frequently asked questions

### Is Processing & p5.js iCompiler free?

Processing & p5.js iCompiler is free to download, with in-app purchases available.

### Is React Native Paper free?

React Native Paper is free to download, with no in-app purchases.

### Which has better reviews, Processing & p5.js iCompiler or React Native Paper?

React Native Paper is rated higher. Processing & p5.js iCompiler averages 3.5 out of 5 from 80 ratings, while React Native Paper averages 4.8 from 6 ratings.

### Do Processing & p5.js iCompiler or React Native Paper have ads?

Neither Processing & p5.js iCompiler nor React Native Paper shows ads.

### Which is updated more often, Processing & p5.js iCompiler or React Native Paper?

Processing & p5.js iCompiler ships an update every 5 weeks, and React Native Paper every 3 weeks. Most recently, Processing & p5.js iCompiler was updated on September 21, 2026 and React Native Paper on September 24, 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.*