# 写作助手与文案神器：CatAI vs Moss AI

The clearest difference is ads: 写作助手与文案神器：CatAI at none against Moss AI's shown. 写作助手与文案神器：CatAI also leads on ratings volume (23 vs 7). Moss AI's advantage is iOS requirement (12.0 vs 15.0). On price, rating, update cadence and in-app purchases there is nothing between them.

Both are free to download. 写作助手与文案神器：CatAI sells 9 in-app purchases, starting at $2.99 per 7 days and Moss AI sells 4 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

写作助手与文案神器：CatAI holds the better App Store score, 4.6 against 4.4. Both are backed by a comparable volume of ratings — 23 and 7 respectively.

写作助手与文案神器：CatAI ships an update every 10 days, Moss AI weekly. Both last shipped on November 3, 2026.

## The numbers

| Metric | 写作助手与文案神器：CatAI | Moss AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (23 ratings)](https://appshunter.io/ios/app/catai/id6444237969/reviews)** | [4.4 (7 ratings)](https://appshunter.io/ios/app/moss-ai-ai/id6447109885/reviews) |
| Number of ratings | **23** | 7 |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 10 days | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 29 MB | 76 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Xin Chen](https://appshunter.io/developer/425936137) | [远兰 谢](https://appshunter.io/developer/1572488227) |

## What reviewers say

### 写作助手与文案神器：CatAI

[App page](https://appshunter.io/ios/app/catai/id6444237969)

This app acts as a versatile AI assistant for daily tasks, offering intelligent writing, question answering, and text recognition. It supports multiple languages and platforms, providing expert advice across various domains to enhance productivity and learning.

**Highlights:** Intelligent writing and content creation, Question answering and explanation, Voice-to-text and image-to-text recognition, Multi-language support, Expert advice across various domains, Task and time management assistance

**Features:** Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $2.99 | per 7 days |
| Monthly Premium | $4.99 | per month |
| Quarterly Premium | $14.99 | per 3 months |
| Yearly Premium | $19.99 | per year |
| 30积分 | $0.39 | one-time |
| 80积分 | $0.79 | one-time |
| 500积分 | $4.99 | one-time |
| 1000积分 | $7.99 | one-time |
| Lifetime Premium | $39.99 | one-time |


### Moss AI

[App page](https://appshunter.io/ios/app/moss-ai-ai/id6447109885)

This AI assistant offers advanced chat, creative writing, and intelligent search capabilities. It can act as various personas, from historical figures to fictional characters, providing personalized support for daily tasks, work, and learning.

**Highlights:** AI-powered chat and Q&A, Creative and copywriting tools, Persona AI for role-playing conversations, Intelligent search engine integration, Application center for various life domains

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周会员 | $3.99 | per 7 days |
| 月会员 | $7.99 | per month |
| 季会员 | $12.99 | per 3 months |
| 年会员 | $29.99 | per year |


## Frequently asked questions

### Is 写作助手与文案神器：CatAI free?

写作助手与文案神器：CatAI is free to download, with in-app purchases available.

### Is Moss AI free?

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

### Which has better reviews, 写作助手与文案神器：CatAI or Moss AI?

写作助手与文案神器：CatAI is rated higher. 写作助手与文案神器：CatAI averages 4.6 out of 5 from 23 ratings, while Moss AI averages 4.4 from 7 ratings.

### Do 写作助手与文案神器：CatAI or Moss AI have ads?

Moss AI shows ads; 写作助手与文案神器：CatAI does not.

### Which is updated more often, 写作助手与文案神器：CatAI or Moss AI?

写作助手与文案神器：CatAI ships an update every 10 days, and Moss AI weekly. Most recently, 写作助手与文案神器：CatAI was updated on November 3, 2026 and Moss AI on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*