# y笔记 vs AITIR

The clearest difference is in-app purchases: AITIR at none against y笔记's 1. AITIR also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. y笔记 sells 1 in-app purchase, starting at $99.99 per year. AITIR asks for nothing beyond the download.

y笔记 ships an update weekly, AITIR fortnightly. The most recent releases landed on October 16, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | y笔记 | AITIR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Size | 73 MB | 111 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [YanTron (Beijing) Technology Co., Ltd](https://appshunter.io/developer/1780305660) | [Shenzhen RuiXin Smart Link Technology Co., Ltd](https://appshunter.io/developer/1833128951) |

## What reviewers say

### y笔记

[App page](https://appshunter.io/ios/app/y/id6746467906)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| y笔记Pro连续包年 | $99.99 | per year |


### AITIR

[App page](https://appshunter.io/ios/app/aitir/id6751013350)

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

**In-app purchases:** none


## Frequently asked questions

### Is y笔记 free?

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

### Is AITIR free?

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

### Do y笔记 or AITIR have ads?

Neither y笔记 nor AITIR shows ads.

### Which is updated more often, y笔记 or AITIR?

y笔记 ships an update weekly, and AITIR fortnightly. Most recently, y笔记 was updated on October 16, 2026 and AITIR on October 5, 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.*