# Plan Builder vs Structree

The clearest difference is iOS requirement: Structree at 13.0 against Plan Builder's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Plan Builder sells 1 in-app purchase, starting at $1.99 per month and Structree sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Plan Builder ships an update every 9 days, Structree every 5 days. The most recent releases landed on September 25, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Plan Builder | Structree |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 9 days | **Every 5 days** |
| Size | 78 MB | 28 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jiyeon Lee](https://appshunter.io/developer/1530250004) | [Yuichi Sato](https://appshunter.io/developer/1894470170) |

## What reviewers say

### Plan Builder

[App page](https://appshunter.io/ios/app/plan-builder-mandalarttodo/id1641606151)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Subscription | $1.99 | per month |


### Structree

[App page](https://appshunter.io/ios/app/structree/id6769936533)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |
| Pro Lifetime | $14.99 | one-time |


## Frequently asked questions

### Is Plan Builder free?

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

### Is Structree free?

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

### Do Plan Builder or Structree have ads?

Both Plan Builder and Structree show ads.

### Which is updated more often, Plan Builder or Structree?

Plan Builder ships an update every 9 days, and Structree every 5 days. Most recently, Plan Builder was updated on September 25, 2026 and Structree on September 21, 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.*