# KraOK vs Bubble Level + Compass

The clearest difference is review sentiment: Bubble Level + Compass at 90% against KraOK's 0%. Bubble Level + Compass also leads on rating (5.0 vs 1.0) and ratings volume (34 vs 1). KraOK's advantage is ads (none vs shown) and monetization model (free vs free with in-app purchases). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Bubble Level + Compass holds the better App Store score, 5.0 against 1.0. That said, the two scores are not equally well evidenced: Bubble Level + Compass has 34 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of KraOK's written reviews are positive against 90% of Bubble Level + Compass's.

KraOK ships an update every 3 months, Bubble Level + Compass every 4 months. The most recent releases landed on September 30, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | KraOK | Bubble Level + Compass |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/kraok/id618056009/reviews) | **[5.0 (34 ratings)](https://appshunter.io/ios/app/bubble-level-plus-compass/id1374372463/reviews)** |
| Number of ratings | 1 | **34** |
| Positive reviews | 0.0% of reviews | **90.5% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 22 MB | 18 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MAIN TECHNOLOGY CO., LTD.](https://appshunter.io/developer/618056012) | [Dimitrios Kechagias](https://appshunter.io/developer/970157964) |

## What reviewers say

### KraOK

[App page](https://appshunter.io/ios/app/kraok/id618056009)

Easily select and order songs from a private room using your iPhone. Synchronize song lists with your karaoke player and discover trending music. Search for songs by singer, language, or even handwriting.

**Highlights:** Order songs via iPhone, Synchronize song lists, View top music charts, Search by singer and language, Add songs to favorites, Handwriting song search

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 KraOK free?

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

### Is Bubble Level + Compass free?

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

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

Bubble Level + Compass is rated higher. KraOK averages 1.0 out of 5 from 1 ratings, while Bubble Level + Compass averages 5.0 from 34 ratings.

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

Bubble Level + Compass shows ads; KraOK does not.

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

KraOK ships an update every 3 months, and Bubble Level + Compass every 4 months. Most recently, KraOK was updated on September 30, 2026 and Bubble Level + Compass on October 17, 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.*