만능수평계(Bubble Level)

Contains ads
Content rating
Everyone
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Content rating
Everyone
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About this app

When installing shelves, hanging picture frames, or wondering about the tilt of your desk and furniture.

Easily check horizontal and vertical alignment with the Universal Level.

Check the tilt using intuitive bubble indicators and angle numbers.

■ 3 Measurement Modes for Different Situations

• Flat: Place the phone flat and check tilt in two directions

• Horizontal: Check horizontal alignment using the bottom corner of the phone

• Vertical: Check vertical alignment using the side corner of the phone

■ Convenient Measurement Features

• Display tilt in 0.1° increments

• Guide to horizontal/vertical status within ±0.5°

• Lock measurement value and resume measurement

• Zero calibration aligned with current mode and screen orientation

• Reset saved calibration values

• Keep screen on setting

• Vibration notification when horizontal alignment is reached

■ Supports 11 Languages

Supports Korean, English, Japanese, Simplified/Traditional Chinese, Spanish, Portuguese (Brazil), German, French, Hindi, and Indonesian.

The display is based on the device's language settings; for unsupported languages, it will be displayed in English. ■ Free Measurement and Optional Ads

The measurement function is free, and banner ads are displayed at the bottom of the screen.

If you select "Watch Rewarded Ads" in the settings and watch the ad to the end, the banner will be hidden for 30 minutes.

You can use the measurement function without watching ads.

■ Use Without Signing Up

Measurements do not require sign-up or an internet connection.

Measurement values ​​are processed internally on the device, and calibration values ​​and settings are stored on the device.

An internet connection is required to load the Ads and Privacy Policy pages.

■ Please Check Before Use

Errors may occur depending on the phone's sensors, case, camera protrusion, and measurement posture.

The 0.1° unit display does not guarantee measurement accuracy.

Please perform zero point calibration on a surface that has been verified to be level.

Please use professional measuring instruments for precision construction or work where safety is critical.

Inquiries: ljh30633@gmail.com
Easily check horizontal, vertical, and tilt. Supports flat, horizontal, and vertical measurements, as well as measurement locking and zero point correction.
Updated on
Nov 4, 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.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
    Learn more about how developers declare collection

What’s new

만능수평계로 수평과 수직을 간편하게 확인하세요.

• 평면·가로·세로 측정 모드
• 측정값 고정 및 영점 보정
• 화면 켜짐 유지와 수평 도달 시 진동 설정
• 한국어·영어·일본어 등 11개 언어 지원
• 선택형 보상 광고 시청 완료 시 30분간 배너 숨김

기기와 센서 상태에 따라 측정 오차가 발생할 수 있습니다. 정밀 작업에는 전문 측정기를 사용하세요.
Content rating
Everyone
Learn more

App support

About the developer
이정환
ljh30633@gmail.com
South Korea