# Notehot.ai vs ChatYY

The clearest difference is rating: Notehot.ai at 4.6 against ChatYY's 1.0. Notehot.ai also leads on ratings volume (9 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Notehot.ai sells 7 in-app purchases, starting at $3.99 per month and ChatYY sells 12 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Notehot.ai holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: Notehot.ai has 9 ratings behind it against 1, so its average is the more settled of the two.

Notehot.ai ships an update weekly, ChatYY every 2 weeks. The most recent releases landed on September 18, 2026 and July 6, 2026 respectively.

## The numbers

| Metric | Notehot.ai | ChatYY |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (9 ratings)](https://appshunter.io/ios/app/notehotai-content-generator/id6450663595/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/chatyy/id6463835053/reviews) |
| Number of ratings | **9** | 1 |
| Positive reviews | 54.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 53 MB | 39 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Play Era](https://appshunter.io/developer/1491473754) | [Wuhan Zhongke Huayan Technology Co., Ltd](https://appshunter.io/developer/1705149660) |

## What reviewers say

### Notehot.ai

[App page](https://appshunter.io/ios/app/notehotai-content-generator/id6450663595)

This AI-powered writing assistant helps you generate, optimize, and polish text. It offers features like auto-writing, grammar correction, content expansion/reduction, tone adjustment, summarization, translation, and text explanation.

**Highlights:** AI-powered content generation, Grammar and spelling correction, Content optimization and expansion, Tone adjustment, One-click summarization, Multi-language translation, Text explanation

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Prime Subscription | $3.99 | per month |
| Prime Subscription | $4.99 | per 7 days |
| Prime Subscription | $4.99 | per 7 days |
| Prime Subscription | $12.99 | per 3 months |
| Prime Subscription | $39.99 | per year |
| Prime Subscription | $19.99 | one-time |
| Prime Subscription | $29.99 | one-time |


### ChatYY

[App page](https://appshunter.io/ios/app/chatyy/id6463835053)

This AI-powered virtual assistant helps with daily tasks, providing answers to questions and inspiration for writing, coding, and design. It aims to keep users organized, save time, and simplify life.

**Highlights:** Personalized virtual assistant, Answer questions, Writing inspiration, Coding assistance, Design ideas, Task management

**Features:** macOS Compatibility

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 加油包_20 | $2.99 | one-time |
| 加油包_29 | $3.99 | one-time |
| 加油包_40 | $5.99 | one-time |
| VIP（1个月） | $6.99 | one-time |
| 加油包_60 | $8.99 | one-time |
| SVIP（1个月） | $9.99 | one-time |
| 加油包_89 | $12.99 | one-time |
| VIP（3个月） | $14.99 | one-time |
| 加油包_180 | $24.99 | one-time |
| SVIP（3个月） | $24.99 | one-time |
| VIP（12个月） | $29.99 | one-time |
| SVIP（12个月） | $49.99 | one-time |


## Frequently asked questions

### Is Notehot.ai free?

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

### Is ChatYY free?

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

### Which has better reviews, Notehot.ai or ChatYY?

Notehot.ai is rated higher. Notehot.ai averages 4.6 out of 5 from 9 ratings, while ChatYY averages 1.0 from 1 ratings.

### Do Notehot.ai or ChatYY have ads?

Neither Notehot.ai nor ChatYY shows ads.

### Which is updated more often, Notehot.ai or ChatYY?

Notehot.ai ships an update weekly, and ChatYY every 2 weeks. Most recently, Notehot.ai was updated on September 18, 2026 and ChatYY on July 6, 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.*