# Smart Level vs Bubble Level + Compass

The clearest difference is rating: Bubble Level + Compass at 5.0 against Smart Level's 3.5. Bubble Level + Compass also leads on in-app purchases (none vs 1) and update cadence (every 4 months vs every 12 months). Smart Level's advantage is ads (none vs shown) and iOS requirement (7.0 vs 12.0). On price and device support there is nothing between them.

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

Bubble Level + Compass holds the better App Store score, 5.0 against 3.5. That said, the two scores are not equally well evidenced: Bubble Level + Compass has 34 ratings behind it against 2, so its average is the more settled of the two.

Smart Level ships an update every 12 months, Bubble Level + Compass every 4 months. The most recent releases landed on June 10, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Smart Level | Bubble Level + Compass |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (2 ratings)](https://appshunter.io/ios/app/smart-level/id1115083676/reviews) | **[5.0 (34 ratings)](https://appshunter.io/ios/app/bubble-level-plus-compass/id1374372463/reviews)** |
| Number of ratings | 2 | **34** |
| Positive reviews | — | 90.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 12 months | **Every 4 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 23 MB | 18 MB |
| Requires iOS | **7.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NETIGEN KLUZOWICZ SPOLKA JAWNA](https://appshunter.io/developer/892331873) | [Dimitrios Kechagias](https://appshunter.io/developer/970157964) |

## What reviewers say

### Smart Level

[App page](https://appshunter.io/ios/app/smart-level/id1115083676)

This utility app transforms your smartphone into a precise spirit level. It measures horizontal and vertical surfaces, displaying the angle of inclination. Ideal for home repairs and professional use, it offers ease of use and accurate readings.

**Highlights:** Smartphone spirit level, Measures horizontal and vertical surfaces, Displays angle of inclination, Bull's eye level for 2D measurement, Precise and easy to use

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AdFree | $0.99 | one-time |


### 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


## Frequently asked questions

### Is Smart Level free?

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

### Is Bubble Level + Compass free?

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

### Which has better reviews, Smart Level or Bubble Level + Compass?

Bubble Level + Compass is rated higher. Smart Level averages 3.5 out of 5 from 2 ratings, while Bubble Level + Compass averages 5.0 from 34 ratings.

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

Bubble Level + Compass shows ads; Smart Level does not.

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

Smart Level ships an update every 12 months, and Bubble Level + Compass every 4 months. Most recently, Smart Level was updated on June 10, 2026 and Bubble Level + Compass on September 7, 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.*