# Bubble Level vs Bubble Level & Ruler Measure

The clearest difference is review sentiment: Bubble Level at 43% against Bubble Level & Ruler Measure's 0%. Bubble Level also leads on rating (4.5 vs 3.9) and update cadence (weekly vs every 2 months). Bubble Level & Ruler Measure's advantage is in-app purchases (none vs 10). On price, ads, device support and iOS requirement there is nothing between them.

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

Bubble Level holds the better App Store score, 4.5 against 3.9. That said, the two scores are not equally well evidenced: Bubble Level has 720 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 43% of Bubble Level's written reviews are positive against 0% of Bubble Level & Ruler Measure's.

Bubble Level ships an update weekly, Bubble Level & Ruler Measure every 2 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Bubble Level | Bubble Level & Ruler Measure |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (720 ratings)](https://appshunter.io/ios/app/bubble-level-angle-finder-ar/id1594066382/reviews)** | [3.9 (10 ratings)](https://appshunter.io/ios/app/bubble-level-and-ruler-measure/id1635110719/reviews) |
| Number of ratings | **720** | 10 |
| Positive reviews | **43.3% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 44 MB | 68 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jens Rieckhof](https://appshunter.io/developer/354266124) | [Coocent Ltd.](https://appshunter.io/developer/942889525) |

## What reviewers say

### Bubble Level

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

This app transforms your device into a precise leveling tool, offering augmented reality measurement capabilities. It's designed for both DIY enthusiasts and professionals, ensuring accurate angle and inclination measurements with a user-friendly interface. Apple Watch integration provides live readings on your wrist.

**Highlights:** Augmented reality ruler and protractor, Ultra-precise angle measurements, Effortless one-touch calibration, Clear and easy-to-read display, Apple Watch integration for live 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


### Bubble Level & Ruler Measure

[App page](https://appshunter.io/ios/app/bubble-level-and-ruler-measure/id1635110719)

This app offers a precise bubble level, straight ruler, and 2D ruler for various measurement needs. It includes features like a protractor and compass, making it a versatile tool for carpentry, construction, and photography. Calibrate for accurate readings on any surface.

**Highlights:** Precise bubble level, Straight and 2D ruler, Vertical line and protractor, Compass function, Adjustable measurement units, Interface lock and bubble level modes

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

**In-app purchases:** none


## Frequently asked questions

### Is Bubble Level free?

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

### Is Bubble Level & Ruler Measure free?

Bubble Level & Ruler Measure is free to download, with no in-app purchases.

### Which has better reviews, Bubble Level or Bubble Level & Ruler Measure?

Bubble Level is rated higher. Bubble Level averages 4.5 out of 5 from 720 ratings, while Bubble Level & Ruler Measure averages 3.9 from 10 ratings.

### Do Bubble Level or Bubble Level & Ruler Measure have ads?

Both Bubble Level and Bubble Level & Ruler Measure show ads.

### Which is updated more often, Bubble Level or Bubble Level & Ruler Measure?

Bubble Level ships an update weekly, and Bubble Level & Ruler Measure every 2 months. Most recently, Bubble Level was updated on November 3, 2026 and Bubble Level & Ruler Measure on November 3, 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.*