Best Sound Level App

248+ iOS apps curated and reviewed

3.9 avg rating
20 free apps
Updated October 2026

Whether you're new to sound level app or looking for an upgrade, our curated collection of 248+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Sound Level App (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1NIOSH Sound Level MeterNIOSH Sound Level MeterFree4.7β˜… (17K)NoNoNov 2026
2Sound Meter (Decibel)Sound Meter (Decibel)Free4.5β˜… (3.3K)YesNoOct 2026
3Decibel X:dB Sound Level MeterDecibel X:dB Sound Level MeterFree4.6β˜… (164K)NoYesNov 2026
4dB Meter - Sound LeveldB Meter - Sound LevelFreeβ€”β€”NoJul 2026
5Sound Level & SpectrogramSound Level & SpectrogramFreeβ€”YesNoAug 2026
6Noise Meter - Sound & DecibelNoise Meter - Sound & DecibelFree2.3β˜… (3)YesNoOct 2026
7db Sound Level Meterdb Sound Level MeterFreeβ€”YesNoAug 2026
8Decibel: Sound MeterDecibel: Sound MeterFreeβ€”NoNoOct 2026

Top Picks for Sound Level App

4.7😊(17K ratings)
Free
NIOSH Sound Level Meter screenshot 1
NIOSH Sound Level Meter screenshot 2
NIOSH Sound Level Meter screenshot 3
NIOSH Sound Level Meter screenshot 4
NIOSH Sound Level Meter screenshot 5

This free app measures sound levels and noise exposure using your smartphone. Developed by acoustics experts, it provides professional-grade metrics and guidance on hearing protection and noise prevention.

What We Love

  • πŸš€ Free and ad-free
  • πŸ‘ Simple and intuitive interface
  • βš–οΈ Accurate and reliable measurements
  • πŸ’‘ Useful for monitoring noise levels in various environments
  • πŸ” Provides detailed noise data and exposure information

Room to Improve

  • πŸ› Occasional bugs and crashes
  • πŸ”Œ Issues with external microphone support
  • πŸ”‹ Can drain battery when running for extended periods
  • πŸ“± Limited iPad optimization
Sound Meter (Decibel)#2

Sound Meter (Decibel) by UniCom Technology

Measure the noise level
Strong Contender
πŸ”§ Utilities
4.5😐(3.3K ratings)
FreeAds
Sound Meter (Decibel) screenshot 1
Sound Meter (Decibel) screenshot 2
Sound Meter (Decibel) screenshot 3
Sound Meter (Decibel) screenshot 4
Sound Meter (Decibel) screenshot 5
Sound Meter (Decibel) screenshot 6

This application measures and displays environmental noise levels in decibels. It offers various visual representations of the data, including gauges, graphs, and numerical readouts. Users can also save their measurement history.

What We Love

  • πŸš€ Works perfectly
  • πŸ‘ Easy to use and free
  • πŸ‘ Good simple UI
  • πŸ‘ Good basic sound level meter
  • πŸ‘ Very easy and simplified display
  • πŸ‘ Super convenient, very useful
  • πŸ‘ Accurate sound measurement

Room to Improve

  • πŸ› Spelling mistake ('quiet' spelled as 'quite')
  • πŸ› Inaccurate readings compared to other apps
  • πŸ› Requires a subscription for basic recording
  • πŸ› Imprecise metering, not a reliable tool
  • πŸ› Doesn't work in split screen
  • πŸ› Poorly documented statistics
Decibel X:dB Sound Level Meter#3

Decibel X:dB Sound Level Meter by SkyPaw Co., Limited

Frequency Spectrum Analyzer
Worth Considering
πŸ”§ Utilities
4.6😐(164K ratings)
FreeIn-App Purchases
Decibel X:dB Sound Level Meter screenshot 1
Decibel X:dB Sound Level Meter screenshot 2
Decibel X:dB Sound Level Meter screenshot 3
Decibel X:dB Sound Level Meter screenshot 4
Decibel X:dB Sound Level Meter screenshot 5
Decibel X:dB Sound Level Meter screenshot 6

This tool transforms your device into a professional sound level meter, offering precise measurements of ambient noise. It features advanced calibration, frequency analysis, and data management for various applications, from personal curiosity to professional use.

What We Love

  • ⭐ Excellent app
  • πŸ‘ Easy to use and understand
  • πŸ” Useful for various applications
  • πŸŽ“ Helpful for hearing protection
  • πŸ”§ Accurate and reliable

Room to Improve

  • πŸ’° Expensive subscription model
  • πŸ”’ Misleading free trial
  • πŸ“’ Intrusive ads
  • πŸ€– Inaccurate readings compared to professional meters
  • πŸ€” Confusing interface

More Sound Level App apps to explore

FAQ about Sound Level App

What is the best sound level app for iPhone?
NIOSH Sound Level Meter tops our sound level app ranking as of October 2026, with a 4.7-star average from 17K App Store ratings, and it's free to download.
Yes β€” 20 of the top sound level app we rank are free to download, including NIOSH Sound Level Meter and Sound Meter (Decibel).
NIOSH Sound Level Meter has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 248+ sound level app on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.