# Bubble Level & Compass vs Knoq

The clearest difference is ads: Knoq at none against Bubble Level & Compass's shown. Knoq also leads on update cadence (every 2 weeks vs every 11 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Bubble Level & Compass sells 1 one-off in-app purchase and Knoq sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Bubble Level & Compass ships an update every 11 months, Knoq every 2 weeks. The most recent releases landed on November 3, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Bubble Level & Compass | Knoq |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (16 ratings)](https://appshunter.io/ios/app/bubble-level-and-compass/id1665482229/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 11 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 16 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Tevfik Yucek](https://appshunter.io/developer/566982862) | [Berat Mehmetoglu](https://appshunter.io/developer/6776193448) |

## What reviewers say

### Bubble Level & Compass

[App page](https://appshunter.io/ios/app/bubble-level-and-compass/id1665482229)

This utility app helps you measure angles, tilt, and slope using your device's sensors. It features a compass, surface level, and camera level for various measurement needs. Large buttons and a flashlight enhance usability in different lighting conditions.

**Highlights:** Angle measurement, Tilt detection, Slope calculation, Accurate compass, Surface level, Camera level, Flashlight functionality

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Advertisements | $3.99 | one-time |


### Knoq

[App page](https://appshunter.io/ios/app/knoq-qr-code-scanner-and-maker/id6814913957)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Knoq Pro — Monthly | $2.99 | per month |
| Knoq Pro — Yearly | $10.99 | per year |
| Knoq Pro — Lifetime | $15.99 | one-time |


## Frequently asked questions

### Is Bubble Level & Compass free?

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

### Is Knoq free?

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

### Do Bubble Level & Compass or Knoq have ads?

Bubble Level & Compass shows ads; Knoq does not.

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

Bubble Level & Compass ships an update every 11 months, and Knoq every 2 weeks. Most recently, Bubble Level & Compass was updated on November 3, 2026 and Knoq on November 6, 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.*