
dB Meter: Measure Noise SPL
Measure noise & dB in a tap
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Free
In-App Purchases
About
How loud is it, really? Point your iPhone at any room, street or venue and watch the sound level rise and fall on a live, color-coded meter — with plain-English labels so every reading makes sense.
WHAT YOU CAN DO
• Read the level around you live, in decibels, on a smooth gauge
• Track the now, average and peak of any moment
• Run a timed session and save its min, average and peak dB
• Keep a full history log you can name, note and revisit
• Compare readings against a whisper-to-jet reference chart
• Learn how loudness works and why it matters for your ears
HOW IT WORKS
1. Tap Start and hold your phone toward the sound
2. Watch the live trace and stats update in real time
3. Tap Stop to save the session to your history
AN HONEST NOTE
This app uses your iPhone microphone, so readings are a helpful estimate — not a calibrated or certified instrument. Please don't rely on it for workplace, legal, occupational-safety or hearing-health decisions.
FULL ACCESS
Unlimited saved sessions, the complete reference chart and the hearing guide unlock with a subscription — choose weekly, yearly or a one-time lifetime unlock.
Everything stays on your device. No account, no ads, no tracking.
Start listening to the world around you today.
— LEGAL —
Terms of Use: https://web-levi.web.app/terms
Privacy Policy: https://web-levi.web.app/privacy-policy
Questions? tphuc.work@gmail.com
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What's New in dB Meter
1.2.0
July 21, 2026
• All-new onboarding — start measuring sound levels in seconds • Optional daily reminder plus new notification settings • Fixed a meter that could freeze on some devices • Improved handling of calls, alarms, and headphone changes while measuring
MoreSubscription plans
Weekly
Weekly premium access.
$9.997 Days









