# y笔记 vs Nostos

The clearest difference is iOS requirement: y笔记 at 15.0 against Nostos's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. y笔记 sells 1 in-app purchase, starting at $99.99 per year and Nostos sells 4 in-app purchases, starting at $2.49 per month. Whichever you choose, the download price is not the number that matters.

y笔记 ships an update weekly, Nostos every 10 days. The most recent releases landed on October 16, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | y笔记 | Nostos |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 10 days |
| Size | 73 MB | 22 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [YanTron (Beijing) Technology Co., Ltd](https://appshunter.io/developer/1780305660) | [Chengliang Shi](https://appshunter.io/developer/1896509461) |

## 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 |


### Nostos

[App page](https://appshunter.io/ios/app/nostos/id6806978998)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nostos Plus Monthly | $2.49 | per month |
| Nostos Pro Monthly | $5.99 | per month |
| Nostos Plus Annual | $19.99 | per year |
| Nostos Pro Annual | $49.99 | per year |


## Frequently asked questions

### Is y笔记 free?

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

### Is Nostos free?

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

### Do y笔记 or Nostos have ads?

Neither y笔记 nor Nostos shows ads.

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

y笔记 ships an update weekly, and Nostos every 10 days. Most recently, y笔记 was updated on October 16, 2026 and Nostos on October 9, 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.*