# 要事四象限 vs 4 Quadrant Rule

The clearest difference is device support: 4 Quadrant Rule at 3 against 要事四象限's —. 4 Quadrant Rule also leads on iOS requirement (13.0 vs 15.6). 要事四象限's advantage is price ($0.99 vs $1.99). On in-app purchases there is nothing between them.

要事四象限 costs $0.99 and 4 Quadrant Rule $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 要事四象限 | 4 Quadrant Rule |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | Every 33 months | — |
| Size | 17 MB | 24 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [超 孟](https://appshunter.io/developer/666754845) | [Xiamen City Fanyou Network Technology Co., Ltd.](https://appshunter.io/developer/1842524161) |

## What reviewers say

### 要事四象限

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

**In-app purchases:** none


### 4 Quadrant Rule

[App page](https://appshunter.io/ios/app/4-quadrant-rule-task-planner/id6786556931)

**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 4 Quadrant Rule free?

4 Quadrant Rule costs $1.99, with no in-app purchases.

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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.*