# KnowTree vs Memo Leaves

The clearest difference is in-app purchases: Memo Leaves at none against KnowTree's 1. Memo Leaves 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. Memo Leaves asks for nothing beyond the download.

KnowTree ships an update every 9 days, Memo Leaves weekly. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | KnowTree | Memo Leaves |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/knowtree/id6757321205/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 9 days | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 51 MB | 82 MB |
| Requires iOS | 15.1 | **15** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ukon Ryohei](https://appshunter.io/developer/1834526187) | [Thunder2000 Lab](https://appshunter.io/developer/1896596579) |

## What reviewers say

### KnowTree

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

Organize your thoughts and information hierarchically with parent-child relationships. Supports Markdown, images, and code blocks for rich note-taking. Offers flexible workflows and powerful search capabilities.

**Highlights:** Hierarchical note organization, Markdown support, Flexible workflow (top-down/bottom-up), Rich content (images, links, code), Search across all nodes, Backup and restore functionality, Multiple tree management (premium)

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

**In-app purchases (1)**

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


### Memo Leaves

[App page](https://appshunter.io/ios/app/memo-leaves/id6768691630)

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

**In-app purchases:** none


## Frequently asked questions

### Is KnowTree free?

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

### Is Memo Leaves free?

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

### Do KnowTree or Memo Leaves have ads?

KnowTree shows ads; Memo Leaves does not.

### Which is updated more often, KnowTree or Memo Leaves?

KnowTree ships an update every 9 days, and Memo Leaves weekly. Most recently, KnowTree was updated on October 31, 2026 and Memo Leaves on October 25, 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.*