# Bubble LEVEL - High Accuracy — LEVEL App for iPhone

> Professional digital level and angle measurement tool for iPhone. (iPhone/iPad app by Vitalii Gryniuk.)

- Source: https://appshunter.io/ios/app/bubble-level-high-accuracy/id1451314435 (this page in markdown: same URL + `.md`)
- Developer: [Vitalii Gryniuk](https://appshunter.io/developer/1007630419)
- Category: Utilities
- Price: Free with in-app purchases
- Rating: 4.70/5 from 287 App Store ratings · 18 written reviews indexed
- Age rating: 4+
- Requires: iOS 9.0 · 11 MB
- Languages: American English, Russian
- Released: 2019-02-10
- Data updated: 2026-08-24
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/bubble-level-high-accuracy/id1451314435/reviews.md

## What is Bubble LEVEL?

Professional Digital Level for iPhone (LEVEL App).
 
Features:
• Angle measurement: 0°, 45° and 90°
• Surface Level
• High Accuracy: 0.02° (0.035%, 0.35 mm/m)  
• Auto-Select Level 
• Ruler (Actual size)
• NO ADS

• Angle Converter: 
 - Degree
 - Grade (slope)
 - Roof pitch

## Key features

- Angle measurement (0°, 45°, 90°)
- Surface level
- High accuracy (0.02°)
- Auto-select level
- Ruler (actual size)
- Angle converter (degree, grade, roof pitch)

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Pro Version | $0.99 | one-time |


## Recent user reviews (10 of 18)

All indexed reviews: https://appshunter.io/ios/app/bubble-level-high-accuracy/id1451314435/reviews.md

### 5/5 — Griffin

*2024-01-29, version 3.0*

Griffin

### 2/5 — отключите подписку, не готов платить за приложение, как снять загрузку с платежа

*2021-11-05*

снимите платеж

### 5/5 — И

*2021-05-02*

Яся

### 1/5 — Это параша, а не уровень

*2021-01-27*

Плохо

### 1/5 — Лажа

*2020-11-04*

Уступает встроенному приложению всем. Хотите увидеть показания - платите. Нельзя выставить "свой" 0

### 5/5 — Все работает

*2020-09-26*

Спасибо

### 5/5 — I’ll level with you...

*2020-09-08, version 3.0*

Always shoul have an app love me this at hand.  45 degree and total flat read outs great.

### 2/5 — Не для перфекциониста

*2020-08-03*

Вешал кронштейн под телевизор, на самой конструкции был встроенный уровне (из 14 отзывов по продукту, 2 утверждали про его неточность.) пришлось использовать ещё 2 приложения по уровню. Вторым было это.. после его использования пришлось бежать в строительный и покупать уровень.

### 5/5 — Отличная прога

*2020-07-14*

Рекомендую

### 2/5 — Неполный функционал за деньги

*2020-05-18*

Не показывает градусы на круглом уровне даже после покупки.

## Frequently asked questions about Bubble LEVEL

### What does the Bubble LEVEL app do?

This app functions as a professional digital level and angle measurement tool for your iPhone. It allows you to measure angles with high precision, check surface levels, and convert angles into different formats like degrees, grades, and roof pitch.

### What are the key features of this level app?

Key features include angle measurement for specific angles (0°, 45°, 90°), surface leveling, very high accuracy (0.02°), auto-selection of the level type, an actual-size ruler, and an angle converter for degrees, grades, and roof pitch. It also boasts no ads.

### Is this app free to use?

The application is free to download and use, but it offers in-app purchases. This means some advanced features or functionalities might require a purchase to unlock.

### What devices is this level app compatible with?

The app is designed for iPhone, as indicated by its subtitle. Specific iOS version compatibility would typically be found in the app store listing.

### How accurate is the Bubble LEVEL app?

The app boasts high accuracy, measuring angles with a precision of 0.02°. This level of accuracy is suitable for professional use and detailed tasks where precise measurements are critical.

## Version history (last 3 releases)

### 3.0 — 2019-08-11

- Fix bug

### 2.0 — 2019-03-02

- Fix bug

### 1.0 — 2019-02-09

No release notes.

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## More apps by Vitalii Gryniuk

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All apps by Vitalii Gryniuk: https://appshunter.io/developer/1007630419

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*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 2026-08-24.*