# Bubble Level + Compass vs Spirit Level smart

The clearest difference is in-app purchases: Bubble Level + Compass at none against Spirit Level smart's 1. Bubble Level + Compass also leads on iOS requirement (12.0 vs 15.6). Spirit Level smart's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Spirit Level smart sells 1 one-off in-app purchase. Bubble Level + Compass asks for nothing beyond the download.

Bubble Level + Compass ships an update every 4 months, Spirit Level smart every 2 months. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Bubble Level + Compass | Spirit Level smart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (35 ratings)](https://appshunter.io/ios/app/bubble-level-plus-compass/id1374372463/reviews)** | — |
| Number of ratings | **35** | — |
| Positive reviews | 90.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 18 MB | 24 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dimitrios Kechagias](https://appshunter.io/developer/970157964) | [akira ohmachi](https://appshunter.io/developer/1338624340) |

## What reviewers say

### Bubble Level + Compass

[App page](https://appshunter.io/ios/app/bubble-level-plus-compass/id1374372463)

This utility app provides a precise bubble level for horizontal, vertical, and surface angle measurements, along with a true-north compass. It offers advanced calibration options and works on iOS devices. A Pro version is available for additional features.

**Highlights:** Horizontal and vertical level measurements, Surface angle readings, True north compass, Advanced calibration, Magnetic declination reading, Accelerometer/Gyro switch

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

**In-app purchases:** none


### Spirit Level smart

[App page](https://appshunter.io/ios/app/spirit-level-smart/id6473119678)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Bubble Level + Compass free?

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

### Is Spirit Level smart free?

Spirit Level smart is free to download, with in-app purchases available.

### Do Bubble Level + Compass or Spirit Level smart have ads?

Bubble Level + Compass shows ads; Spirit Level smart does not.

### Which is updated more often, Bubble Level + Compass or Spirit Level smart?

Bubble Level + Compass ships an update every 4 months, and Spirit Level smart every 2 months. Most recently, Bubble Level + Compass was updated on November 2, 2026 and Spirit Level smart on November 4, 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.*