# JavaScript IDE & Node.js vs On Device

The clearest difference is update cadence: On Device at every 3 days against JavaScript IDE & Node.js's every 6 weeks. JavaScript IDE & Node.js's advantage is ratings volume (9 vs 1). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.9 for JavaScript IDE & Node.js against 5.0 for On Device. That said, the two scores are not equally well evidenced: JavaScript IDE & Node.js has 9 ratings behind it against 1, so its average is the more settled of the two.

JavaScript IDE & Node.js ships an update every 6 weeks, On Device every 3 days. The most recent releases landed on September 21, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | JavaScript IDE & Node.js | On Device |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (9 ratings)](https://appshunter.io/ios/app/javascript-ide-and-nodejs/id6769950947/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/on-device-local-ai-studio/id6770114399/reviews)** |
| Number of ratings | **9** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 days** |
| Monetization | Free | Free |
| Size | 17 MB | 642 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Devashy Rangpariya](https://appshunter.io/developer/1890994316) | [MESUT CAN YAGCI](https://appshunter.io/developer/1878989701) |

## What reviewers say

### JavaScript IDE & Node.js

[App page](https://appshunter.io/ios/app/javascript-ide-and-nodejs/id6769950947)

A powerful mobile coding environment for writing, editing, and managing JavaScript projects. It offers advanced code editing features, syntax highlighting, and the ability to run and test code directly on your device. Ideal for developers and learners needing a portable workspace.

**Highlights:** Advanced JavaScript code editor, Syntax highlighting, Run and test JavaScript code, Project and file management, Offline coding support, Multiple editing themes

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

**In-app purchases:** none


### On Device

[App page](https://appshunter.io/ios/app/on-device-local-ai-studio/id6770114399)

This app provides a local AI workbench for your iPhone, running open-source language and vision models entirely on-device. Features include live camera captioning, hands-free voice conversation, and code assistance with various models. It prioritizes privacy with no servers, API keys, or telemetry.

**Highlights:** On-device LLM and VLM execution, Live camera captioning, Hands-free voice conversation, Code assistant with multiple models, Document scanner and live OCR, Model benchmarking and A/B comparison, Mac pairing for inference server

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

**In-app purchases:** none


## Frequently asked questions

### Is JavaScript IDE & Node.js free?

JavaScript IDE & Node.js is free to download, with no in-app purchases.

### Is On Device free?

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

### Which has better reviews, JavaScript IDE & Node.js or On Device?

On Device is rated higher. JavaScript IDE & Node.js averages 4.9 out of 5 from 9 ratings, while On Device averages 5.0 from 1 ratings.

### Do JavaScript IDE & Node.js or On Device have ads?

Neither JavaScript IDE & Node.js nor On Device shows ads.

### Which is updated more often, JavaScript IDE & Node.js or On Device?

JavaScript IDE & Node.js ships an update every 6 weeks, and On Device every 3 days. Most recently, JavaScript IDE & Node.js was updated on September 21, 2026 and On Device on October 1, 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.*