# Itsu vs Hierarchical To

The clearest difference is in-app purchases: Itsu at none against Hierarchical To's 1. Hierarchical To's advantage is update cadence (every 2 months vs every 14 months) and iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Hierarchical To sells 1 one-off in-app purchase. Itsu asks for nothing beyond the download.

Itsu ships an update every 14 months, Hierarchical To every 2 months. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Itsu | Hierarchical To |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hierarchical-to-do-list/id1577074645/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 14 months | **Every 2 months** |
| Monetization | — | Free with in-app purchases |
| Size | 6 MB | 51 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [risaiku LLC.](https://appshunter.io/developer/1028305769) | [Yuuki Shimizu](https://appshunter.io/developer/1533588016) |

## What reviewers say

### Itsu

[App page](https://appshunter.io/ios/app/itsu-log/id1528106560)

**Features:** macOS Compatibility

**In-app purchases:** none


### Hierarchical To

[App page](https://appshunter.io/ios/app/hierarchical-to-do-list/id1577074645)

Organize complex projects with infinitely layered tasks. View all parent, child, and grandchild tasks at a glance without multiple taps. Collapse or expand task branches for clarity and utilize repeat functions for recurring to-dos.

**Highlights:** Infinite task layering, Collapse/expand task branches, View all task levels at once, Today's To-do List, Task repeat function, Task move and copy, Completion history

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $2.99 | one-time |


## Frequently asked questions

### Is Itsu free?

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

### Is Hierarchical To free?

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

### Do Itsu or Hierarchical To have ads?

Both Itsu and Hierarchical To show ads.

### Which is updated more often, Itsu or Hierarchical To?

Itsu ships an update every 14 months, and Hierarchical To every 2 months. Most recently, Itsu was updated on October 27, 2026 and Hierarchical To on October 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.*