# TaskTrees vs KnowTree

The clearest difference is in-app purchases: TaskTrees at none against KnowTree's 1. TaskTrees also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. KnowTree sells 1 one-off in-app purchase. TaskTrees asks for nothing beyond the download.

TaskTrees ships an update fortnightly, KnowTree every 9 days. The most recent releases landed on October 2, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | TaskTrees | KnowTree |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Every 9 days** |
| Size | 21 MB | 51 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jun Takahashi](https://appshunter.io/developer/1738870278) | [Ukon Ryohei](https://appshunter.io/developer/1834526187) |

## What reviewers say

### TaskTrees

[App page](https://appshunter.io/ios/app/tasktrees/id6482979857)

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

**In-app purchases:** none


### KnowTree

[App page](https://appshunter.io/ios/app/knowtree/id6757321205)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KnowTree Premium | $4.99 | one-time |


## Frequently asked questions

### Is TaskTrees free?

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

### Is KnowTree free?

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

### Do TaskTrees or KnowTree have ads?

KnowTree shows ads; TaskTrees does not.

### Which is updated more often, TaskTrees or KnowTree?

TaskTrees ships an update fortnightly, and KnowTree every 9 days. Most recently, TaskTrees was updated on October 2, 2026 and KnowTree on September 24, 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.*