# Structured Outliner vs Bullet

The clearest difference is in-app purchases: Bullet at none against Structured Outliner's 1. Bullet also leads on ads (none vs shown). Structured Outliner's advantage is iOS requirement (17.0 vs 26.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Structured Outliner sells 1 one-off in-app purchase. Bullet asks for nothing beyond the download.

Structured Outliner ships an update every 9 days, Bullet every 2 weeks. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Structured Outliner | Bullet |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 9 days** | Every 2 weeks |
| Size | 6 MB | 4 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Felipe Carraro](https://appshunter.io/developer/1887606432) | [鹏 王](https://appshunter.io/developer/1842624169) |

## What reviewers say

### Structured Outliner

[App page](https://appshunter.io/ios/app/structured-outliner/id6761066639)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version | $7.99 | one-time |


### Bullet

[App page](https://appshunter.io/ios/app/bullet-outliner/id6779955450)

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

**In-app purchases:** none


## Frequently asked questions

### Is Structured Outliner free?

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

### Is Bullet free?

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

### Do Structured Outliner or Bullet have ads?

Structured Outliner shows ads; Bullet does not.

### Which is updated more often, Structured Outliner or Bullet?

Structured Outliner ships an update every 9 days, and Bullet every 2 weeks. Most recently, Structured Outliner was updated on October 24, 2026 and Bullet on October 17, 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.*