SoundMeter: Sound Level Meter

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Content rating
Everyone
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Content rating
Everyone
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About this app

Sound Meter turns your phone microphone into a practical relative decibel meter for checking noise at home, at work, or in a space you are evaluating. A live gauge shows the current level in dB along with the minimum, average, and maximum for the session, and a rolling chart plots the last sixty seconds so you can see spikes as they happen.

Key features
• Live relative dB gauge with min, average, and max
• Sixty-second rolling chart for spikes and trends
• Everyday reference labels (whisper to concert) for orientation only
• Named readings with notes for rooms or times of day
• Calibration offset to align with a reference meter on this device
• Share a clean reading summary when you need a quick checkpoint

Reference labels compare your reading to familiar everyday sounds such as a quiet room, conversation, traffic, and power tools — for orientation only, not as a certified hearing or occupational safety measurement. Readings from a phone mic are approximate and can vary by device; use them for relative comparison, not medical diagnosis or absolute compliance checks.
Measure ambient noise in decibels and log what you find.
Updated on
Aug 3, 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
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What’s new

Initial release.