Best Sound Noise Decibel Meter Apps

248+ iOS apps curated and reviewed

4.1 avg rating
19 free apps
Updated October 2026

Looking for free sound noise decibel meter apps? 19 of our 248+ tracked titles are free to download β€” no subscription, no trial. The rest are premium picks worth paying for.

Compare top Sound Noise Decibel Meter Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Decibel Meter Sound DetectorDecibel Meter Sound DetectorFree4.7β˜… (56K)NoYesNov 2026
2Sound noise decibel meterSound noise decibel meterFree4.8β˜… (6)YesYesJul 2026
3Noise Meter - Sound & DecibelNoise Meter - Sound & DecibelFree2.3β˜… (3)YesNoOct 2026
4Decibel Meter: dB Sound MetersDecibel Meter: dB Sound MetersFree4.4β˜… (64)NoYesOct 2026
5Decibel Meter - dB Noise LevelDecibel Meter - dB Noise LevelFree4.7β˜… (55)NoYesOct 2026
6dB Decibel Meter - Noise LeveldB Decibel Meter - Noise LevelFree4.3β˜… (115)YesYesOct 2026
7Decibel: dB Sound MeterDecibel: dB Sound MeterFree3.0β˜… (3)NoYesOct 2026
8Decibel Meter MasterDecibel Meter MasterFree4.6β˜… (3.2K)NoNoNov 2026

Top Picks for Sound Noise Decibel Meter

4.7😊(56K ratings)
FreeIn-App Purchases
Decibel Meter Sound Detector screenshot 1
Decibel Meter Sound Detector screenshot 2
Decibel Meter Sound Detector screenshot 3
Decibel Meter Sound Detector screenshot 4

Monitor your surroundings with this decibel meter app. It measures sound levels in real-time, providing clear visual analysis and advanced filtering options. Easily share your readings for documentation or further analysis.

What We Love

  • πŸ‘ No bloatware
  • πŸ‘ Quite useful
  • πŸ‘ Excellent and useful app
  • πŸ‘ Easy to use
  • πŸ‘ Simple, clear and accurate
  • πŸ‘ Works fine
  • πŸ‘ Precise and accurate
  • πŸ‘ Straightforward interface
  • πŸ‘ Useful for measuring noise levels
  • πŸ‘ Helpful for hearing conservation
  • πŸ‘ Accurate and convenient
  • πŸ‘ Surprisingly accurate
  • πŸ‘ Clean interface
  • πŸ‘ Stunning masterpiece
  • πŸ‘ Needs more than 5 stars

Room to Improve

  • πŸ› Ads block settings
  • πŸ› Inaccurate readings
  • πŸ› Not sensitive at all
  • πŸ› Dangerously inaccurate
  • πŸ› Unable to record continuously
Sound noise decibel meter#2

Sound noise decibel meter by AppBoon

Monitoring noise decibels
Strong Contender
πŸ”§ Utilities
4.8(6 ratings)
FreeAdsIn-App Purchases
Sound noise decibel meter screenshot 1
Sound noise decibel meter screenshot 2
Sound noise decibel meter screenshot 3
Sound noise decibel meter screenshot 4
Sound noise decibel meter screenshot 5

This tool measures real-time noise decibel levels with accuracy. It generates detailed reports, saves audio/video recordings of noise, and allows easy sharing of findings. Understand and manage your noise environment effectively.

Noise Meter - Sound & Decibel#3

Noise Meter - Sound & Decibel by MINGUK JANG

Decibel sound level meter
Worth Considering
πŸ”§ Utilities
2.3(3 ratings)
FreeAds
Noise Meter - Sound & Decibel screenshot 1
Noise Meter - Sound & Decibel screenshot 2
Noise Meter - Sound & Decibel screenshot 3
Noise Meter - Sound & Decibel screenshot 4

This app transforms your iPhone into a real-time sound level meter, measuring ambient noise in decibels (dB). It features a live gauge, time-based graph, and tracking of minimum, average, and maximum levels. Ideal for quickly assessing noise levels in various environments.

More Sound Noise Decibel Meter apps to explore

FAQ about Sound Noise Decibel Meter

What are the best sound noise decibel meter apps for iPhone?
Decibel Meter Sound Detector tops our sound noise decibel meter apps ranking as of October 2026, with a 4.7-star average from 56K App Store ratings, and it's free to download.
Yes β€” 19 of the top sound noise decibel meter apps we rank are free to download, including Decibel Meter Sound Detector and Sound noise decibel meter.
Decibel Meter Sound Detector has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 248+ sound noise decibel meter apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.