Yuja Decibel Meter - dB Level
Real-time noise meter & graph
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
7-Day Free Pro Trial! Measure noise levels, calibrate your microphone, and save evidence records. Start free today.
Decibel Meter - Sound Level
Ever wondered how loud your surroundings are?
Measure, record, and analyze your environment's noise level in real-time with Decibel Meter.
Key Features:
Real-time Decibel Measurement
- Measure ambient noise through your device's microphone
- Accurate dB (decibel) readings displayed instantly
- Smooth animated gauge for intuitive noise-level feedback
Real-time Mini Chart
- Live 30-second scrolling waveform graph
- Visualize noise patterns and trends at a glance
- Capture sudden noise spikes without missing a moment
Measurement Statistics
- Current / Min / Max / Average dB readings
- Simple start/stop measurement controls
Noise Level Guide
- Quiet / Normal / Loud / Dangerous level indicators
- Visual color warning at dangerous noise levels
Measurement History
- Save measurement sessions with timestamps
- Detailed chart analysis per session
Multi-language Support
- 10 languages: Korean, English, Japanese, German, Spanish, French, Italian, Dutch, Portuguese, Chinese (Traditional)
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Premium Upgrade (Affordable one-time purchase)
Ad-free experience
Unlimited measurement history
CSV export (analyze in Excel or Sheets)
Detailed chart analysis
Lifetime access — no subscription
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Use Cases:
- Check noise levels at home or office
- Measure construction site noise
- Monitor volume at concerts and events
- Check noise in libraries and cafes
- Manage noise in baby rooms and sleep environments
- Collect noise data and create reports
Note: This app is not a replacement for professional measurement equipment and should be used for reference only. Measurement accuracy may vary depending on your device's microphone.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Bug fixes and performance improvements.
The developer, 주식회사 유자, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Usage Data
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Yuja Incorporated
- Size
- 76.4 MB
- Category
- Utilities
- Compatibility
Requires iOS 13.0 or later.
- iPhone
Requires iOS 13.0 or later. - iPad
Requires iPadOS 13.0 or later. - iPod touch
Requires iOS 13.0 or later. - Mac
Requires macOS 11.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
English and 3 more
- English, French, German, Polish
- Age Rating
4+
- 4+
- Contains
Advertising
- In-App Purchases
Yes
- Pro $4.99
- Copyright
- © 2026 주식회사 유자 (Yuja Inc.)