Best Decibel Checking Apps

249+ iOS apps curated and reviewed

4.0 avg rating
20 free apps
Updated October 2026

Looking for free decibel checking apps? 20 of our 249+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Decibel Checking Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1NoiseCheck: Decibel MeterNoiseCheck: Decibel MeterFree—NoYesJun 2026
2Decibel - sound level meterDecibel - sound level meterFree4.6★ (4.7K)NoYesOct 2026
3Decibel - Accurate dB MeterDecibel - Accurate dB MeterFree3.5★ (475)NoNoOct 2026
4Decibel CheckDecibel CheckFree1.5★ (2)NoYesSep 2026
5Decibel Meter dB (Sound Meter)Decibel Meter dB (Sound Meter)Free4.4★ (1.3K)YesYesOct 2026
6Decibel Meter: Noise dB LevelDecibel Meter: Noise dB LevelFree—NoYesJun 2026
7Decibel Meter MasterDecibel Meter MasterFree4.6★ (2.9K)NoNoOct 2026
8Decibel: dB Sound MeterDecibel: dB Sound MeterFree3.0★ (2)NoYesSep 2026

Top Picks for Decibel Checking

Decibel - sound level meter#2

Decibel - sound level meter by App Rover

Spectrum frequency analyzer
Strong Contender
🔧 Utilities
4.6😐(4.7K ratings)
FreeIn-App Purchases
Decibel - sound level meter screenshot 1
Decibel - sound level meter screenshot 2
Decibel - sound level meter screenshot 3
Decibel - sound level meter screenshot 4

Measure and analyze the sound pressure around you with this app. It provides spectrum frequency analysis and allows you to compare your recordings to a reference chart. Save your measurement history for future reference.

What We Love

  • ✨ Accurate sound measurement
  • 🔍 Helpful for verifying environmental noise
  • 📊 Useful for monitoring job site noise levels
  • 🔍 Good for deciding where to sit in restaurants

Room to Improve

  • 💰 Subscription-based model
  • 🐛 Glitches and bugs
  • 🔒 Security concerns (mic left open)
  • 🙅‍♀️ Inability to turn off or exit the app
3.5😞(475 ratings)
Free
Decibel - Accurate dB Meter screenshot 1
Decibel - Accurate dB Meter screenshot 2
Decibel - Accurate dB Meter screenshot 3
Decibel - Accurate dB Meter screenshot 4
Decibel - Accurate dB Meter screenshot 5

Transform your device into a professional sound meter to accurately measure ambient noise levels. Understand how loud your surroundings are, from quiet rooms to loud events, and learn about potential hearing risks.

What We Love

  • 👍 Simple and intuitive
  • 💡 Useful for measuring noise levels
  • 🚀 Easy to use
  • 🔍 Provides instant and average readings

Room to Improve

  • 🐛 Inaccurate readings
  • 🔍 Overly sensitive microphone
  • 🔍 Inconsistent measurements
  • 🔍 Readings too high compared to other apps

More Decibel Checking apps to explore

FAQ about Decibel Checking

Are there free decibel checking apps for iPhone?
Yes — 20 of the top decibel checking apps we rank are free to download, including NoiseCheck: Decibel Meter and Decibel - sound level meter.
NoiseCheck: Decibel Meter has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 249+ decibel checking apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.