# TaskTetra vs Quadrant Task Manager

The clearest difference is in-app purchases: Quadrant Task Manager at none against TaskTetra's 1. Quadrant Task Manager also leads on update cadence (every 3 weeks vs every 4 months) and device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. TaskTetra sells 1 one-off in-app purchase. Quadrant Task Manager asks for nothing beyond the download.

TaskTetra ships an update every 4 months, Quadrant Task Manager every 3 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | TaskTetra | Quadrant Task Manager |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Size | 15 MB | 32 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Koya Nambo](https://appshunter.io/developer/1633778504) | [Zhegang Xu](https://appshunter.io/developer/1710880748) |

## What reviewers say

### TaskTetra

[App page](https://appshunter.io/ios/app/tasktetra-todo-management-app/id6460933735)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### Quadrant Task Manager

[App page](https://appshunter.io/ios/app/quadrant-task-manager/id6749241530)

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

**In-app purchases:** none


## Frequently asked questions

### Is TaskTetra free?

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

### Is Quadrant Task Manager free?

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

### Do TaskTetra or Quadrant Task Manager have ads?

Both TaskTetra and Quadrant Task Manager show ads.

### Which is updated more often, TaskTetra or Quadrant Task Manager?

TaskTetra ships an update every 4 months, and Quadrant Task Manager every 3 weeks. Most recently, TaskTetra was updated on November 3, 2026 and Quadrant Task Manager on October 30, 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.*