# Minimal Hourglass vs Sunadokei

The clearest difference is in-app purchases: Minimal Hourglass at none against Sunadokei's 1. Minimal Hourglass also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price, update cadence and ads there is nothing between them.

Both are free to download. Sunadokei sells 1 one-off in-app purchase. Minimal Hourglass asks for nothing beyond the download.

Minimal Hourglass ships an update every 2 months, Sunadokei every 5 weeks. Both last shipped on October 28, 2026.

## The numbers

| Metric | Minimal Hourglass | Sunadokei |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Size | 37 MB | 12 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Seulki Eom](https://appshunter.io/developer/1718927408) | [atsuko imai](https://appshunter.io/developer/1830783417) |

## What reviewers say

### Minimal Hourglass

[App page](https://appshunter.io/ios/app/minimal-hourglass-sand-timer/id6745221020)

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

**In-app purchases:** none


### Sunadokei

[App page](https://appshunter.io/ios/app/sunadokei-visual-sand-timer/id6762150420)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sunadokei Pro | $2.99 | one-time |


## Frequently asked questions

### Is Minimal Hourglass free?

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

### Is Sunadokei free?

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

### Do Minimal Hourglass or Sunadokei have ads?

Both Minimal Hourglass and Sunadokei show ads.

### Which is updated more often, Minimal Hourglass or Sunadokei?

Minimal Hourglass ships an update every 2 months, and Sunadokei every 5 weeks. Most recently, Minimal Hourglass was updated on October 28, 2026 and Sunadokei on October 28, 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.*