# 要事四象限 vs Notes

The clearest difference is price: Notes at Free against 要事四象限's $0.99. Notes also leads on update cadence (weekly vs every 33 months) and device support. On in-app purchases and iOS requirement there is nothing between them.

Notes is free to download; 要事四象限 costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

要事四象限 ships an update every 33 months, Notes weekly. The most recent releases landed on October 10, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | 要事四象限 | Notes |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | No | No |
| Ads | — | Yes |
| Update frequency | Every 33 months | **Weekly** |
| Size | 17 MB | 19 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [超 孟](https://appshunter.io/developer/666754845) | [ZHONGCHENG YANG](https://appshunter.io/developer/6794194980) |

## What reviewers say

### 要事四象限

[App page](https://appshunter.io/ios/app/id6448916763)

**In-app purchases:** none


### Notes

[App page](https://appshunter.io/ios/app/notes-notepad-free-note-app/id6794194978)

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

**In-app purchases:** none


## Frequently asked questions

### Is 要事四象限 free?

要事四象限 costs $0.99, with no in-app purchases.

### Is Notes free?

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

### Which is updated more often, 要事四象限 or Notes?

要事四象限 ships an update every 33 months, and Notes weekly. Most recently, 要事四象限 was updated on October 10, 2026 and Notes on October 22, 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.*