# Jedona vs Otto AR

The clearest difference is in-app purchases: Otto AR at none against Jedona's 1. Otto AR also leads on ads (none vs shown) and update cadence (every 2 weeks vs every 2 months). Jedona's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price there is nothing between them.

Both are free to download. Jedona sells 1 one-off in-app purchase. Otto AR asks for nothing beyond the download.

Jedona ships an update every 2 months, Otto AR every 2 weeks. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Jedona | Otto AR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (61 ratings)](https://appshunter.io/ios/app/jedona-compiler-for-java/id1160423626/reviews)** | — |
| Number of ratings | **61** | — |
| Positive reviews | 46.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 21 MB | 418 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ketan Appa](https://appshunter.io/developer/576435759) | [KSURSF](https://appshunter.io/developer/1867237029) |

## What reviewers say

### Jedona

[App page](https://appshunter.io/ios/app/jedona-compiler-for-java/id1160423626)

Write, compile, and run Java code directly on your mobile device. Features include a custom keyboard, syntax highlighting, and iCloud integration. Ideal for learning and testing code snippets on the go.

**Highlights:** Compile and run Java programs, View program output and errors, Custom keyboard for special characters, Syntax highlighting and line numbers, iCloud Drive integration for file import/export

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade | $2.99 | one-time |

**What reviewers like**

- 👍 Good for basic code snippets
- 👍 Functional and free
- 👍 Useful for practicing Java
- 👍 Works well for simple programs
- 👍 Handy for on-the-go coding

**What reviewers complain about**

- 😠 Too many ads
- 😠 Frequent pop-up ads
- 😠 Not suitable for complex programming
- 😠 Limited functionality
- 😠 Requires internet connection

**Reported bugs**

- Scanner not working correctly
- Cannot use Scanner object more than once
- Input issues with keyboard
- Errors when compiling
- Code gets deleted

**Requested features**

- Add split option for output and input
- Add Maven support for dependencies
- Add real-time input
- Add option to pull from GitHub
- Add browser version


### Otto AR

[App page](https://appshunter.io/ios/app/otto-ar/id6761494762)

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

**In-app purchases:** none


## Frequently asked questions

### Is Jedona free?

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

### Is Otto AR free?

Otto AR is free to download, with no in-app purchases.

### Do Jedona or Otto AR have ads?

Jedona shows ads; Otto AR does not.

### Which is updated more often, Jedona or Otto AR?

Jedona ships an update every 2 months, and Otto AR every 2 weeks. Most recently, Jedona was updated on November 2, 2026 and Otto AR on October 31, 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.*