# Bubble Level for iPhone vs Zubar

The clearest difference is in-app purchases: Zubar at none against Bubble Level for iPhone's 8. Zubar also leads on ads (none vs shown) and update cadence (every 2 weeks vs every 5 weeks). On price and device support there is nothing between them.

Both are free to download. Bubble Level for iPhone sells 8 in-app purchases, starting at $4.99 per 7 days. Zubar asks for nothing beyond the download.

Bubble Level for iPhone ships an update every 5 weeks, Zubar every 2 weeks. The most recent releases landed on October 16, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Bubble Level for iPhone | Zubar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (112K ratings)](https://appshunter.io/ios/app/bubble-level-for-iphone/id465613917/reviews)** | — |
| Number of ratings | **112K** | — |
| Positive reviews | 34.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 181 MB | 92 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Lemondo Apps LLc](https://appshunter.io/developer/1131593451) | [djordje maslic](https://appshunter.io/developer/1648501253) |

## What reviewers say

### Bubble Level for iPhone

[App page](https://appshunter.io/ios/app/bubble-level-for-iphone/id465613917)

This app offers a suite of measurement and detection tools, including a bubble level for alignment, angle measurement, surface flatness checks, and metal detection. It also features an AR ruler for distance measurement and an inclinometer for off-road navigation.

**Highlights:** Bubble level for object alignment, Angle measurement, Surface flatness check, Metal and wire detection, AR ruler for distance measurement, Inclinometer for tilt control, Compass

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly subscription | $4.99 | per 7 days |
| Weekly free trial | $4.99 | per 7 days |
| Monthly subscriptions | $5.99 | per month |
| Bubble Level Pro | $5.99 | per month |
| 3 month | $7.99 | per 3 months |
| 1 Year no free trial | $19.99 | per year |
| 1 Year | $19.99 | per year |
| Remove Ads | $0.99 | one-time |

**What reviewers like**

- 🚀 Handy tool
- 👍 Useful features
- 🚀 Accurate readings
- 👍 Reliable for leveling RVs and caravans

**What reviewers complain about**

- 🐛 Inaccurate readings
- 💩 Constant ads disrupting usage
- 🤑 Paywall for full functionality
- 🐛 Ads still present after paid upgrade

**Reported bugs**

- App freezing/crashing
- Ads blocking access to app features
- Inconsistent performance across devices

**Requested features**

- Calibration option
- Improved contrast for outdoor visibility
- Larger font size for readouts
- Plumb line view through camera


### Zubar

[App page](https://appshunter.io/ios/app/zubar/id6745863844)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Bubble Level for iPhone free?

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

### Is Zubar free?

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

### Do Bubble Level for iPhone or Zubar have ads?

Bubble Level for iPhone shows ads; Zubar does not.

### Which is updated more often, Bubble Level for iPhone or Zubar?

Bubble Level for iPhone ships an update every 5 weeks, and Zubar every 2 weeks. Most recently, Bubble Level for iPhone was updated on October 16, 2026 and Zubar on October 12, 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.*