# Bubble Level vs +Compass+

The clearest difference is in-app purchases: +Compass+ at none against Bubble Level's 10. +Compass+ also leads on iOS requirement (13.0 vs 16.6). Bubble Level's advantage is update cadence (weekly vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Bubble Level sells 10 in-app purchases, starting at $2.99 per month. +Compass+ asks for nothing beyond the download.

Bubble Level ships an update weekly, +Compass+ monthly. The most recent releases landed on November 11, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Bubble Level | +Compass+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (723 ratings)](https://appshunter.io/ios/app/bubble-level-angle-finder-ar/id1594066382/reviews)** | — |
| Number of ratings | **723** | — |
| Positive reviews | 43.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 43 MB | 5 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jens Rieckhof](https://appshunter.io/developer/354266124) | [Michael Todd](https://appshunter.io/developer/1211079532) |

## What reviewers say

### Bubble Level

[App page](https://appshunter.io/ios/app/bubble-level-angle-finder-ar/id1594066382)

This utility app transforms your device into a precise bubble level and angle finder. It offers augmented reality measurement tools, a user-friendly interface, and Apple Watch integration for live readings. Ideal for DIY enthusiasts and professionals needing accurate surface leveling and inclination measurements.

**Highlights:** Augmented reality ruler and protractor, Precise angle measurements to one tenth of a degree, Effortless one-touch calibration, Clear and easy-to-read visual display, Apple Watch integration for live angle readings, Measures inclination and slope

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spirit Level Premium – Monthly | $2.99 | per month |
| Bubble Level Premium - Weekly | $2.99 | per 7 days |
| Bubble Level Premium - Monthly | $5.99 | per month |
| Spirit Level Premium – Annual | $14.99 | per year |
| Bubble Level Premium - Annual | $19.99 | per year |
| All features - No ads | $1.99 | one-time |
| Unlock all AR features | $5.99 | one-time |
| Discount Lifetime Premium | $14.99 | one-time |
| Bubble Level PREMIUM Lifetime | $19.99 | one-time |
| Bubble Level - Lifetime Premium | $29.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use
- 🔍 Accurate angle measurements
- 🛠️ Helpful for various tasks (telescopes, leveling, etc.)

**What reviewers complain about**

- 🤑 Expensive ad removal
- 🤖 Unreliable calibration
- 💤 Constant interruptions and ads
- 🚫 Unusable due to ads

**Reported bugs**

- App crashes on launch
- Measurement point behaves erratically

**Requested features**

- Ability to calibrate the app
- Option to change the display color


### +Compass+

[App page](https://appshunter.io/ios/app/plus-compass-plus/id6578449109)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Bubble Level free?

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

### Is +Compass+ free?

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

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

Both Bubble Level and +Compass+ show ads.

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

Bubble Level ships an update weekly, and +Compass+ monthly. Most recently, Bubble Level was updated on November 11, 2026 and +Compass+ on November 8, 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.*