# JS.Notebook vs xChat AI

The clearest difference is rating: JS.Notebook at 5.0 against xChat AI's 3.7. JS.Notebook also leads on iOS requirement (14.0 vs 17.0). xChat AI's advantage is update cadence (every 9 days vs every 50 months) and ratings volume (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

JS.Notebook holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

JS.Notebook ships an update every 50 months, xChat AI every 9 days. The most recent releases landed on September 17, 2026 and June 8, 2026 respectively.

## The numbers

| Metric | JS.Notebook | xChat AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/jsnotebook/id1470144639/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/xchat-ai-offline-chatbot/id6499191724/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 50 months | **Every 9 days** |
| Monetization | Free | Free |
| Size | 19 MB | 1.4 GB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Zijie Deng](https://appshunter.io/developer/1070117038) | [Inventec Appliances Shanghai Co., Ltd.](https://appshunter.io/developer/1481687710) |

## What reviewers say

### JS.Notebook

[App page](https://appshunter.io/ios/app/jsnotebook/id1470144639)

Build, test, and run your JavaScript code directly on your iOS device. This utility allows you to execute scripts in widgets and even use your device as a host for computer browser code execution.

**Highlights:** Build JavaScript code, Test code at runtime, Run code in widgets, Use device as code host, Code execution in computer browser

**Features:** macOS Compatibility

**In-app purchases:** none


### xChat AI

[App page](https://appshunter.io/ios/app/xchat-ai-offline-chatbot/id6499191724)

Engage in intelligent, offline conversations powered by advanced large language models directly on your device. Choose from multiple models for personalized advice, technical discussions, or academic debates, all while ensuring your data remains private and secure.

**Highlights:** Offline AI conversations, Multiple language models (Llama, Gemma, Qwen, Phi, Mistral), Local data processing for privacy, User data control (download, delete, manage), Intelligent advice and discussions

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is JS.Notebook free?

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

### Is xChat AI free?

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

### Which has better reviews, JS.Notebook or xChat AI?

JS.Notebook is rated higher. JS.Notebook averages 5.0 out of 5 from 1 ratings, while xChat AI averages 3.7 from 3 ratings.

### Do JS.Notebook or xChat AI have ads?

Neither JS.Notebook nor xChat AI shows ads.

### Which is updated more often, JS.Notebook or xChat AI?

JS.Notebook ships an update every 50 months, and xChat AI every 9 days. Most recently, JS.Notebook was updated on September 17, 2026 and xChat AI on June 8, 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.*