# Level Compass vs Undecuple Calc

The clearest difference is ads: Level Compass at none against Undecuple Calc's shown. Undecuple Calc's advantage is update cadence (every 2 weeks vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Level Compass ships an update every 2 months, Undecuple Calc every 2 weeks. The most recent releases landed on October 17, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Level Compass | Undecuple Calc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 27 MB | 36 MB |
| Requires iOS | **15.6** | 15.8.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Reno Softwares](https://appshunter.io/developer/1778003915) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### Level Compass

[App page](https://appshunter.io/ios/app/level-compass/id6738000942)

**Features:** macOS Compatibility

**In-app purchases:** none


### Undecuple Calc

[App page](https://appshunter.io/ios/app/undecuple-calc/id6742340933)

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

**In-app purchases:** none


## Frequently asked questions

### Is Level Compass free?

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

### Is Undecuple Calc free?

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

### Do Level Compass or Undecuple Calc have ads?

Undecuple Calc shows ads; Level Compass does not.

### Which is updated more often, Level Compass or Undecuple Calc?

Level Compass ships an update every 2 months, and Undecuple Calc every 2 weeks. Most recently, Level Compass was updated on October 17, 2026 and Undecuple Calc on October 5, 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.*