# Bubble Level Plus+ — + Angle Meter & Tilt Meter

> Digital bubble level, angle meter, and tilt meter for alignment and measurement. (iPhone/iPad app by Tue Nguyen Minh.)

- Source: https://appshunter.io/ios/app/bubble-level-plus-plus/id618064263 (this page in markdown: same URL + `.md`)
- Developer: [Tue Nguyen Minh](https://appshunter.io/developer/434811167)
- Category: Utilities, Productivity
- Price: Free with in-app purchases
- Rating: 4.60/5 from 15,219 App Store ratings · 210 written reviews indexed
- Age rating: 4+
- Requires: iOS 17.6 · 8 MB
- Languages: American English
- Released: 2013-03-26
- Data updated: 2026-08-29
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/bubble-level-plus-plus/id618064263/reviews.md

## What is Bubble Level Plus+?

Bubble Level (one of the 12 tools in iMetalBox) is now free! Take this chance to download!

======== User reviews ========

• "Works great and stylish!" - HellofromtheFeeworld746
• "Just what I need it for. Simple and easy." - LtHottRod
• "No drama, does what I need it to." - Leon8004
• "I have use on my (welder) and it worked great." - Spark in the dark

-------------------------------- 

Full retina display support for both iPhone 4 and iPhone 5!

Also check out iMetalBox: 12 in 1, get 12 useful tools with the price of one!

You can use Level° for:
- Picture frame alignment
- Measure angles and slopes
- Home decoration
- And much more!

Calibrate instructions:
- To calibrate the levels, hold the phone against a reference surface and press the Calibrate button.
- Do this two times for vertical and horizontal orientations.

## Key features

- Bubble level functionality
- Angle measurement
- Tilt meter
- Picture frame alignment
- Home decoration assistance
- Calibration guide

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

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


## What do users think of Bubble Level Plus+?

Overall sentiment: negative

**Pros**

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

**Cons**

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

**Commonly reported bugs**

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

**Most requested features**

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

## Recent user reviews (10 of 210)

All indexed reviews: https://appshunter.io/ios/app/bubble-level-plus-plus/id618064263/reviews.md

### 5/5 — leveled

*2026-05-13, version 2.4.6*

awesomeness

### 5/5 — Bubble yes.

*2026-04-12, version 2.4.6*

Very handy and easy to use.

### 5/5 — Awesome

*2026-03-08, version 2.4.6*

Awesome use it all the time

### 5/5 — Solid

*2026-02-13, version 2.4.6*

Works great!

### 5/5 — Quality level.

*2026-01-23, version 2.4.6*

Compact but durable and easy to use.

### 4/5 — Unexpected use

*2026-01-01, version 2.4.6*

Once cable tied to suitable clamps I have accurately used this to check and adjust front suspension geometry on a couple of cars!!

### 5/5 — Terrific level

*2025-12-16, version 2.4.6*

This level app does everything I could possibly want a level to do in every possible direction. Considering the cost, I love it.

### 5/5 — Best Level App

*2025-11-08, version 2.4.6*

I’ve used many of the level apps and they are either too hard to read or they are inaccurate. This is the best so far.

### 5/5 — Level

*2025-10-20, version 2.4.5*

This app comes in handy when needed.

### 5/5 — ‏حي السعادة

*2025-10-11, version 2.4.5*

‏حي السادة

## Frequently asked questions about Bubble Level Plus+

### What does Bubble Level Plus+ do?

Bubble Level Plus+ is a utility app that functions as a digital bubble level, angle meter, and tilt meter. It is designed to help users with tasks such as aligning picture frames, measuring angles and slopes, and assisting with home decoration.

### How do I calibrate the level?

To calibrate the levels, you need to hold the phone against a reference surface and press the 'Calibrate' button. You should perform this calibration process twice, once for the vertical orientation and once for the horizontal orientation, to ensure accuracy.

### Is Bubble Level Plus+ free to use?

Yes, the app is currently free to download and use. While it is free, it does offer in-app purchases, suggesting there may be optional features or content available for purchase.

### What devices is Bubble Level Plus+ compatible with?

The app provides full retina display support for both iPhone 4 and iPhone 5. It is designed for iOS devices.

### What are some common uses for this app?

Common uses include ensuring picture frames are perfectly straight when hung, measuring the angle of a slope for DIY projects, and generally assisting with precise alignment during home decoration or other tasks where a level is needed.

## Version history (last 5 releases)

### 2.4.6 — 2025-11-05

Minor bug fixes

### 2.4.5 — 2024-10-15

Minor bug fixes

### 2.4.4 — 2024-09-10

Minor bug fixes

### 2.4.3 — 2024-09-08

Minor bug fixes

### 2.4.2 — 2024-01-19

Minor bug fixes

## Apps similar to Bubble Level Plus+

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Measure Angles - Bubble Level](https://appshunter.io/ios/app/measure-angles-bubble-level/id458980311) | 4.2 (1,969) | Free | Utilities |
| [Pocket Bubble Level XXL](https://appshunter.io/ios/app/pocket-bubble-level-xxl/id876323966) | 4.8 (16,245) | Free | Utilities |
| [Bubble Level for iPhone](https://appshunter.io/ios/app/bubble-level-for-iphone/id465613917) | 4.6 (111,638) | Free | Utilities |
| [Bubble Level: AR, Angle Finder](https://appshunter.io/ios/app/bubble-level-ar-angle-finder/id1594066382) | 4.5 (689) | Free | Utilities |
| [Clinometer + bubble level](https://appshunter.io/ios/app/clinometer-plus-bubble-level/id286215117) | 4.0 (42) | $1.99 | Utilities |
| [Bubble Level Tool - Digital](https://appshunter.io/ios/app/bubble-level-tool-digital/id1662018802) | 4.4 (2,456) | Free | Utilities |

## More apps by Tue Nguyen Minh

- [Flower Board™](https://appshunter.io/ios/app/flower-board/id434811164)
- [Flower Board HD - A relaxing puzzle game](https://appshunter.io/ios/app/flower-board-hd-a-relaxing-puzzle-game/id450677428)
- [Toolbox™](https://appshunter.io/ios/app/toolbox/id615380696)
- [Big Stopwatch™](https://appshunter.io/ios/app/big-stopwatch/id622509131)
- [Ruler®](https://appshunter.io/ios/app/ruler/id623207505)

All apps by Tue Nguyen Minh: https://appshunter.io/developer/434811167

## Related topics

[tue nguyen minh](https://appshunter.io/ios/topics/tue-nguyen-minh) · [bubble level](https://appshunter.io/ios/topics/bubble-level) · [buble level](https://appshunter.io/ios/topics/buble-level) · [bubble level for iphone](https://appshunter.io/ios/topics/bubble-level-for-iphone) · [carpenter level](https://appshunter.io/ios/topics/carpenter-level) · [measure angles bubble level](https://appshunter.io/ios/topics/measure-angles-bubble-level) · [bubble level app](https://appshunter.io/ios/topics/bubble-level-app) · [precision level](https://appshunter.io/ios/topics/precision-level) · [libela](https://appshunter.io/ios/topics/libela) · [vertical level](https://appshunter.io/ios/topics/vertical-level) · [slope angle](https://appshunter.io/ios/topics/slope-angle) · [bubble level tool](https://appshunter.io/ios/topics/bubble-level-tool) · [bubble level for iphone free](https://appshunter.io/ios/topics/bubble-level-for-iphone-free) · [bosch leveling remote app](https://appshunter.io/ios/topics/bosch-leveling-remote-app) · [carpenters level](https://appshunter.io/ios/topics/carpenters-level) · [construction level](https://appshunter.io/ios/topics/construction-level) · [ilevel plus](https://appshunter.io/ios/topics/ilevel-plus) · [leveling app](https://appshunter.io/ios/topics/leveling-app) · [free bubble level app](https://appshunter.io/ios/topics/free-bubble-level-app) · [tilt meter](https://appshunter.io/ios/topics/tilt-meter)

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-29.*