# Sunadokei vs Offline Compass Altimeter

The clearest difference is in-app purchases: Offline Compass Altimeter at none against Sunadokei's 1. Offline Compass Altimeter also leads on ads (none vs shown) and device support (3 vs 1). On price there is nothing between them.

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

## The numbers

| Metric | Sunadokei | Offline Compass Altimeter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | — |
| Size | 12 MB | 4 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [atsuko imai](https://appshunter.io/developer/1830783417) | [栋梁 刘](https://appshunter.io/developer/1888110676) |

## What reviewers say

### 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 |


### Offline Compass Altimeter

[App page](https://appshunter.io/ios/app/offline-compass-altimeter/id6762721848)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sunadokei free?

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

### Is Offline Compass Altimeter free?

Offline Compass Altimeter is free to download, with no in-app purchases.

### Do Sunadokei or Offline Compass Altimeter have ads?

Sunadokei shows ads; Offline Compass Altimeter does not.

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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.*