Bubble Level app - Level tool

Contains adsIn-app purchases
2.38K reviews
Content rating
Everyone
500K+
Downloads
Content rating
Everyone
In-App Purchases
Learn more
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About this app

πŸ“ Bubble Level and Inclinometer - A Handy Leveling Tool

Need to check whether a shelf is straight, a picture frame is aligned, or a surface is level? Turn your phone into a convenient bubble level and inclinometer. This easy-to-use leveling tool helps you check horizontal and vertical alignment and view the angle of a surface in degrees. Keep it nearby for small adjustments around the home, woodworking projects, and everyday tasks.

πŸ“ Check Levels with Your Phone

The app uses your phone's built-in orientation sensors to show how a surface is tilted. Place your device on a suitable flat surface or hold its straight edge against the item you want to check. Watch the on-screen bubbles move as you adjust the position. When the bubbles sit between the center guide lines, you have a visual reference for alignment.

The display makes it simple to follow changes in the angle without switching to a separate measuring device for every small job. You can check an object from more than one position, whether you are looking at a horizontal surface or a vertical edge.

πŸ”§ What You Can Do

βœ… Check horizontal alignment - See whether a table, shelf, or other flat surface is level.
βœ… Check vertical alignment - Use the level indicator when positioning frames or checking upright edges.
βœ… Read angles in degrees - View the inclination of your phone for tasks that involve measuring a tilt.
βœ… Follow the bubble indicator - Adjust the object until the bubbles move toward the center marks.
βœ… Use familiar controls - A clear display helps you focus on the object you are aligning.

🏠 Useful Around the Home and Workshop

Hanging a picture? Positioning a wall shelf? Putting together a piece of furniture? Use the bubble level to help you make small adjustments while you work. It can also be useful for checking a billiard table, setting up a work surface, aligning a cabinet, or reviewing a slope before a home project.

For carpentry and do-it-yourself projects, the inclinometer offers a quick way to inspect the angle of an object. The horizontal and vertical level views help you decide which side needs adjustment. Whether you are working on a weekend project or straightening something in a room, your phone can provide a convenient visual guide.

πŸ“± Simple to Use

Open the app and place your phone securely against the surface you want to inspect. Let the indicator settle, then adjust the position while observing the bubbles and degree reading. Repeat the check from another edge or location when needed. Keep the phone stable and avoid pressing on its buttons or an uneven case while taking a reading.

⚠️ A Note About Measurements

Results depend on the sensors and physical shape of your device. Sensor calibration, a raised camera, a protective case, or an uneven surface may affect readings. Some phones may show small differences, and a defective sensor can produce misleading results. For work that requires certified accuracy or has safety implications, verify measurements with an appropriate physical instrument.

πŸ“₯ Keep a Leveling Tool Close

From picture frames and shelves to furniture and small repairs, Bubble Level puts a level indicator and an angle reading on your phone. Install the app and use it whenever you want a convenient way to check alignment or inclination.
Check horizontal and vertical alignment with a bubble level and inclinometer.
Updated on
Oct 27, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • This app may share these data types with third parties
    Device or other IDs
  • No data collected
    Learn more about how developers declare collection
  • Data is encrypted in transit
  • Data can’t be deleted

Ratings and reviews

2.33K reviews
Florin-Razvan Frusinoiu
July 22, 2025
DO NOT INSTALL. I only gave 1 star because I can't do none. Not even started te app to test it and an AD popped in. I uninstall it straight away. This should be a tool ap . I feel exactly like I want to pick my spirit level from my toolbox and I keep grabbing random business cards of some company thay i am not interested of. Can't be used because of ads. NOT RECOMMENDED.
6 people found this review helpful
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Galaxy studio apps
July 22, 2025
Hello! Thank you for your review. We are sorry to hear that the ads caused inconveniences. Ads usually show on the free version of the App. The Premium version has no ads. If you are a Premium User and still see ads on your App, please, reach out to our Support Team for further assistance at support.spiritlevel@galaxystudioapps.me Thank you!
Brett
January 21, 2025
Horrible app. Constant ads, once it comes out of an ad the level will not be level. Do not recommend.
17 people found this review helpful
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Galaxy studio apps
January 21, 2025
Hello! Thank you for your review. We are sorry to hear that the ads caused inconveniences. Ads are usually part of the free trial period. The Premium version has no ads. If you are a Premium User and still see ads on your App, please, reach out to our Support Team for further assistance at support.spiritlevel@galaxystudioapps.me Thank you!
Gabriel Ouzounian
April 6, 2026
adds make using this for its purpose incredibly annoying. I get needing monetization, but it's too intrusive. uninstalled
Did you find this helpful?
Galaxy studio apps
April 6, 2026
Hello! We are sorry to hear that the ads caused inconveniences. Ads usually show on the free version of the App. The Premium version has no ads. If you are a Premium User and still see ads on your App, please, reach out to our Support Team by email for further assistance. Thank you!

What’s new

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