Sound Meter: Noise & dB AI
Decibel Level & Sleep Monitor
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Measure noise in real time, protect your hearing and sleep better. Live dB gauge, spectrum view, sleep reports and a noise map — beautifully designed.
Measure, understand, and improve the sound around you.
Sound Meter turns your phone into an accurate sound level meter and decibel meter. Check noise levels at home or at work, watch your daily noise exposure, monitor your sleep environment, and map the noise around you — all in one beautifully designed app.
REAL-TIME DECIBEL METER
• Instant dB readings with min, max and average sound level
• Color-coded gauge from whisper-quiet to dangerously loud
• Calibration tool for more accurate measurements
• Save recordings and export your measurements as CSV
LIVE GRAPH & SPECTRUM VIEW
• Follow noise fluctuations on a live waveform graph
• Spectrum view visualizes sound energy across bass, mids and treble
• Spot the character of the noise around you at a glance
SLEEP NOISE MONITOR
• Track noise levels through the night
• Wake up to a clear sleep report with a noise timeline and quality score
• Find out what actually disturbs your sleep
NOISE ALERTS & BABY-MONITOR-STYLE ALARM
• Get an alert the moment noise crosses your chosen threshold
• Baby and security presets with vibration, sound and push notifications
HEARING HEALTH
• Daily noise dose tracking based on NIOSH guidance
• See how much safe listening time is left at the current level
• Clear warnings before your exposure becomes harmful
SOUND RECOGNITION (BETA)
• Estimates what you're hearing: speech, music, traffic, rain, construction and more
• Works on-device, with confidence scores and a detection history
NOISE MAP & ENVIRONMENT RATING
• Save measurements with location and build your personal noise map
• Explore your area on an interactive map and find quiet places
• Get a noise quality score for your current environment
MORE
• dB camera overlay for photos
• Home screen widget with live readings
• Measurement history with detailed statistics
• Available in 8 languages
FREE & PREMIUM
The core decibel meter is free: sessions up to 2 minutes and up to 5 saved recordings. Premium unlocks unlimited recording, the live graph and spectrum view, sleep monitor, noise alarm, sound recognition, noise map, environment rating, unlimited history and an ad-free experience. Try Premium free for 7 days.
Payment is charged to your Apple ID account at confirmation of purchase. The subscription renews automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel anytime in your App Store account settings.
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://sites.google.com/view/soundmeter1-privacy
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The app now speaks your language everywhere: alerts, notifications and sharing are fully localized in all 8 languages
Accessibility: better VoiceOver labels and large-text support
Faster, more battery-friendly measurements
7-day free trial on all Premium plans
Bug fixes and visual polish
The developer, Ali Onur Unver, 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:
- Identifiers
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Identifiers
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Ali Onur Unver
- Size
- 36.5 MB
- Category
- Utilities
- Compatibility
Requires iOS 15.0 or later.
- iPhone
Requires iOS 15.0 or later. - iPad
Requires iPadOS 15.0 or later. - iPod touch
Requires iOS 15.0 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
9+
- 9+
- Contains
Advertising
Health or Wellness Topics
- In-App Purchases
Yes
- Yearly Premium $29.99
- Monthly Premium $4.99
- Weekly Premium $1.99
- Copyright
- © 2025 Sound Meter. All rights reserved.