# ChatRoot vs Writing AI

The clearest difference is price: ChatRoot at Free against Writing AI's $1.99. ChatRoot also leads on in-app purchases (none vs 2) and iOS requirement (11.0 vs 14.0). Writing AI's advantage is rating (4.9 vs 4.0) and ratings volume (7 vs 2). On update cadence, ads and device support there is nothing between them.

ChatRoot is free to download; Writing AI costs $1.99 up front. Writing AI sells 2 in-app purchases, starting at $7.99 per 7 days. ChatRoot asks for nothing beyond the download.

Writing AI holds the better App Store score, 4.9 against 4.0. Both are backed by a comparable volume of ratings — 2 and 7 respectively.

ChatRoot ships an update every 3 weeks, Writing AI every 2 months. Both last shipped on October 30, 2026.

## The numbers

| Metric | ChatRoot | Writing AI |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/chatroot/id6446442716/reviews) | **[4.9 (7 ratings)](https://appshunter.io/ios/app/writing-ai/id6449875711/reviews)** |
| Number of ratings | 2 | **7** |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 32 MB | 28 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Hangzhou HeiChe Technology Co., Ltd](https://appshunter.io/developer/1421830285) | [Malik Hamza Khalid](https://appshunter.io/developer/1679723774) |

## What reviewers say

### ChatRoot

[App page](https://appshunter.io/ios/app/chatroot/id6446442716)

Enhance your workflow with this productivity tool. It offers custom API key and domain support, along with a built-in prompt tuning feature for multiple modes and parameters. Boost your efficiency with advanced customization options.

**Highlights:** Custom API key support, Custom domain support, Built-in prompt tuning tool, Multiple tuning modes (System, User, Assistant), Tuning parameter adjustment

**In-app purchases:** none


### Writing AI

[App page](https://appshunter.io/ios/app/writing-ai/id6449875711)

This AI-powered writing assistant helps improve your content by suggesting grammar corrections, enhancing word choice, and sparking creative ideas. It streamlines tasks from emails to essays, acting as an intelligent partner to polish your writing for clarity and creativity.

**Highlights:** AI-powered writing suggestions, Grammar and word choice improvement, Creative idea generation, Content summarization, Multi-language support, Problem-solving assistance

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $7.99 | per 7 days |
| Premium Pro | $24.99 | per month |


## Frequently asked questions

### Is ChatRoot free?

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

### Is Writing AI free?

Writing AI costs $1.99, and also offers in-app purchases.

### Which has better reviews, ChatRoot or Writing AI?

Writing AI is rated higher. ChatRoot averages 4.0 out of 5 from 2 ratings, while Writing AI averages 4.9 from 7 ratings.

### Do ChatRoot or Writing AI have ads?

Neither ChatRoot nor Writing AI shows ads.

### Which is updated more often, ChatRoot or Writing AI?

ChatRoot ships an update every 3 weeks, and Writing AI every 2 months. Most recently, ChatRoot was updated on October 30, 2026 and Writing AI on October 30, 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.*