# Quadrant vs 拾序：GTD待办清单

The clearest difference is update cadence: 拾序：GTD待办清单 at every 10 days against Quadrant's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Quadrant ships an update every 4 months, 拾序：GTD待办清单 every 10 days. The most recent releases landed on September 29, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Quadrant | 拾序：GTD待办清单 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 10 days** |
| Size | 1 MB | 3 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [宁 赵](https://appshunter.io/developer/1879334826) | [明 杨](https://appshunter.io/developer/6798501617) |

## What reviewers say

### Quadrant

[App page](https://appshunter.io/ios/app/quadrant/id6762456282)

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

**In-app purchases:** none


### 拾序：GTD待办清单

[App page](https://appshunter.io/ios/app/gtd/id6801142073)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Quadrant free?

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

### Is 拾序：GTD待办清单 free?

拾序：GTD待办清单 is free to download, with no in-app purchases.

### Do Quadrant or 拾序：GTD待办清单 have ads?

Neither Quadrant nor 拾序：GTD待办清单 shows ads.

### Which is updated more often, Quadrant or 拾序：GTD待办清单?

Quadrant ships an update every 4 months, and 拾序：GTD待办清单 every 10 days. Most recently, Quadrant was updated on September 29, 2026 and 拾序：GTD待办清单 on September 26, 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.*