# OCaml vs Arrayground

The clearest difference is review sentiment: Arrayground at 100% against OCaml's 64%. Arrayground also leads on in-app purchases (none vs 3) and update cadence (every 5 days vs monthly). OCaml's advantage is ratings volume (17 vs 4) and device support (4 vs 2). On price, ads and iOS requirement there is nothing between them.

Both are free to download. OCaml sells 3 one-off in-app purchases. Arrayground asks for nothing beyond the download.

Arrayground holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 17 and 4 respectively. Written reviews point the same way: 64% of OCaml's written reviews are positive against 100% of Arrayground's.

OCaml ships an update monthly, Arrayground every 5 days. The most recent releases landed on September 29, 2026 and August 5, 2026 respectively.

## The numbers

| Metric | OCaml | Arrayground |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (17 ratings)](https://appshunter.io/ios/app/ocaml-learn-and-code/id1547506826/reviews) | **[4.8 (4 ratings)](https://appshunter.io/ios/app/arrayground/id6453522556/reviews)** |
| Number of ratings | **17** | 4 |
| Positive reviews | 64.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 38 MB | 6 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Groupe MINASTE](https://appshunter.io/developer/1378426984) | [Asakura](https://appshunter.io/developer/1699406481) |

## What reviewers say

### OCaml

[App page](https://appshunter.io/ios/app/ocaml-learn-and-code/id1547506826)

Learn and practice OCaml programming with an integrated editor and interactive top-level interpreter. This app provides offline functionality and step-by-step learning modules for variables, conditions, and loops, with new content added regularly.

**Highlights:** Integrated OCaml editor, Interactive top-level interpreter, Offline code execution, Step-by-step learning chapters, Customizable editor settings, Save and open .ml files

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Donation 1 | $0.99 | one-time |
| Donation 2 | $2.99 | one-time |
| Donation 3 | $4.99 | one-time |


### Arrayground

[App page](https://appshunter.io/ios/app/arrayground/id6453522556)

This app provides a mobile interface for interacting with CBQN and ngn/k libraries. It functions as a REPL (Read-Eval-Print Loop) for developers working with these specific programming environments on their mobile devices.

**Highlights:** Mobile REPL interface, CBQN library integration, ngn/k library integration, SwiftUI application, Works on iPhone and iPad

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

**In-app purchases:** none


## Frequently asked questions

### Is OCaml free?

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

### Is Arrayground free?

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

### Which has better reviews, OCaml or Arrayground?

Arrayground is rated higher. OCaml averages 4.6 out of 5 from 17 ratings, while Arrayground averages 4.8 from 4 ratings.

### Do OCaml or Arrayground have ads?

Neither OCaml nor Arrayground shows ads.

### Which is updated more often, OCaml or Arrayground?

OCaml ships an update monthly, and Arrayground every 5 days. Most recently, OCaml was updated on September 29, 2026 and Arrayground on August 5, 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.*