# Hourglass vs Structured Outliner

The clearest difference is ads: Hourglass at none against Structured Outliner's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Hourglass sells 3 in-app purchases, starting at $1.99 per 7 days and Structured Outliner sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Hourglass ships an update weekly, Structured Outliner every 9 days. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Hourglass | Structured Outliner |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 9 days |
| Size | 8 MB | 6 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Huseyin Bagana](https://appshunter.io/developer/1537624907) | [Felipe Carraro](https://appshunter.io/developer/1887606432) |

## What reviewers say

### Hourglass

[App page](https://appshunter.io/ios/app/hourglass-countdown-and-widgets/id6759982132)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $1.99 | per 7 days |
| Monthly Premium | $4.99 | per month |
| Yearly | $29.99 | per year |


### 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 |


## Frequently asked questions

### Is Hourglass free?

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

### Is Structured Outliner free?

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

### Do Hourglass or Structured Outliner have ads?

Structured Outliner shows ads; Hourglass does not.

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

Hourglass ships an update weekly, and Structured Outliner every 9 days. Most recently, Hourglass was updated on October 22, 2026 and Structured Outliner 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.*