# Processing & p5.js iCompiler vs Aspect Cropper

The clearest difference is rating: Aspect Cropper at 4.5 against Processing & p5.js iCompiler's 3.5. Aspect Cropper also leads on review sentiment (83% vs 58%) and iOS requirement (13.0 vs 15.0). Processing & p5.js iCompiler's advantage is ads (none vs shown) and ratings volume (80 vs 24). On price, update cadence, in-app purchases and monetization model 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 and Aspect Cropper sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Aspect Cropper holds the better App Store score, 4.5 against 3.5. Both are backed by a comparable volume of ratings — 80 and 24 respectively. Written reviews point the same way: 58% of Processing & p5.js iCompiler's written reviews are positive against 83% of Aspect Cropper's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 16, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Processing & p5.js iCompiler | Aspect Cropper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (80 ratings)](https://appshunter.io/ios/app/processing-and-p5js-icompiler/id648955851/reviews) | **[4.5 (24 ratings)](https://appshunter.io/ios/app/aspect-cropper/id1528303520/reviews)** |
| Number of ratings | **80** | 24 |
| Positive reviews | 58.0% of reviews | **83.3% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Freemium | Free with in-app purchases |
| Size | 10 MB | 27 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [riedel.wtf apps S.L.](https://appshunter.io/developer/517545753) | [Ryusuke Uchida](https://appshunter.io/developer/1377920444) |

## 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


### Aspect Cropper

[App page](https://appshunter.io/ios/app/aspect-cropper/id1528303520)

Easily resize and crop your photos with custom aspect ratios on your iPhone or iPad. Select multiple images for quick batch editing, or add color margins to fill empty spaces. Ideal for social media, printing, and creative projects.

**Highlights:** Custom aspect ratio cropping, Batch image processing, Color margin addition, Multiple image selection, Save time with quick trimming

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version | $1.99 | per month |
| Pro Version | $9.99 | per year |
| Pro Version | $17.99 | one-time |


## Frequently asked questions

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

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

### Is Aspect Cropper free?

Aspect Cropper is free to download, with in-app purchases available.

### Which has better reviews, Processing & p5.js iCompiler or Aspect Cropper?

Aspect Cropper is rated higher. Processing & p5.js iCompiler averages 3.5 out of 5 from 80 ratings, while Aspect Cropper averages 4.5 from 24 ratings.

### Do Processing & p5.js iCompiler or Aspect Cropper have ads?

Aspect Cropper shows ads; Processing & p5.js iCompiler does not.

### Which is updated more often, Processing & p5.js iCompiler or Aspect Cropper?

Processing & p5.js iCompiler ships an update every 2 months, and Aspect Cropper every 2 months. Most recently, Processing & p5.js iCompiler was updated on October 16, 2026 and Aspect Cropper on October 12, 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.*