# Bubble Level Plus+ vs Surface Level

The clearest difference is rating: Bubble Level Plus+ at 4.6 against Surface Level's 1.0. Bubble Level Plus+ also leads on ratings volume (15K vs 1). Surface Level's advantage is in-app purchases (none vs 2) and iOS requirement (9.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Bubble Level Plus+ sells 2 one-off in-app purchases. Surface Level asks for nothing beyond the download.

Bubble Level Plus+ holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: Bubble Level Plus+ has 15K ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | Bubble Level Plus+ | Surface Level |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (15K ratings)](https://appshunter.io/ios/app/bubble-level-plus-plus/id618064263/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/surface-level-bubble-level/id1623528912/reviews) |
| Number of ratings | **15K** | 1 |
| Positive reviews | 37.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | **Free** |
| Size | 8 MB | 49 MB |
| Requires iOS | 17.6 | **9.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tue Nguyen Minh](https://appshunter.io/developer/434811167) | [Monali Paghadal](https://appshunter.io/developer/1577491687) |

## What reviewers say

### Bubble Level Plus+

[App page](https://appshunter.io/ios/app/bubble-level-plus-plus/id618064263)

This utility app functions as a digital bubble level, angle meter, and tilt meter. It helps users align picture frames, measure slopes, and assist with home decoration. Calibration instructions are provided for accurate measurements.

**Highlights:** Bubble level functionality, Angle measurement, Tilt meter, Picture frame alignment, Home decoration assistance, Calibration guide

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Features | $0.99 | one-time |
| Bubble Level Pro | $1.99 | one-time |

**What reviewers like**

- 🚀 Easy to use
- ⚙️ Accurate measurements
- 💡 Useful for various applications

**What reviewers complain about**

- 🔒 Overly aggressive monetization
- 🕰️ Extremely limited free version
- 🐛 Inconsistent performance
- 💤 Frequent pop-ups disrupting usage

**Reported bugs**

- Bubble level not working as expected
- Measurements resetting unexpectedly
- Compatibility issues with newer devices

**Requested features**

- Ability to lock calibration settings
- More customization options
- Improved accuracy for larger angles


### Surface Level

[App page](https://appshunter.io/ios/app/surface-level-bubble-level/id1623528912)

This utility app functions as a digital bubble level, allowing users to measure horizontal, vertical, and flat surfaces with 360-degree precision. It includes calibration features and a digital compass for outdoor use.

**Highlights:** Horizontal, vertical, and flat surface measurement, 360-degree level precision, Surface calibration, Digital compass, Easy to use interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Bubble Level Plus+ free?

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

### Is Surface Level free?

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

### Which has better reviews, Bubble Level Plus+ or Surface Level?

Bubble Level Plus+ is rated higher. Bubble Level Plus+ averages 4.6 out of 5 from 15K ratings, while Surface Level averages 1.0 from 1 ratings.

### Do Bubble Level Plus+ or Surface Level have ads?

Neither Bubble Level Plus+ nor Surface Level shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*