Best Decibel Meter Apps

249+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated November 2026

With an average user rating of 4.6★, the decibel meter category is one of the App Store's strongest. Browse all 249+ apps we track, sorted so the most loved ones surface first.

Compare top Decibel Meter Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Decibel X:dB Sound Level MeterDecibel X:dB Sound Level MeterFree4.6★ (164K)NoYesNov 2026
2Decibel Meter Sound DetectorDecibel Meter Sound DetectorFree4.7★ (56K)NoYesNov 2026
3NIOSH Sound Level MeterNIOSH Sound Level MeterFree4.7★ (17K)NoNoNov 2026
4Sound Meter (Decibel)Sound Meter (Decibel)Free4.5★ (3.3K)YesNoNov 2026
5Decibel : dB sound level meterDecibel : dB sound level meterFree4.6★ (36K)NoYesNov 2026
6Decibel Meter UltraDecibel Meter UltraFree4.6★ (2.6K)NoYesNov 2026
7dB Decibel Meter - Noise LeveldB Decibel Meter - Noise LevelFree4.3★ (115)YesYesOct 2026
8Noise Meter - Sound & DecibelNoise Meter - Sound & DecibelFree2.3★ (3)YesNoOct 2026

Top Picks for Decibel Meter

Decibel X:dB Sound Level Meter#1

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

Frequency Spectrum Analyzer
Editor's Choice
🔧 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
  • 👍 Easy to use and understand
  • 🔍 Useful for various applications
  • 🎓 Helpful for hearing protection
  • 🔧 Accurate and reliable

Room to Improve

  • 💰 Expensive subscription model
  • 🔒 Misleading free trial
  • 📢 Intrusive ads
  • 🤖 Inaccurate readings compared to professional meters
  • 🤔 Confusing interface
Decibel Meter Sound Detector#2
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

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

Room to Improve

  • 🐛 Ads block settings
  • 🐛 Inaccurate readings
  • 🐛 Not sensitive at all
  • 🐛 Dangerously inaccurate
  • 🐛 Unable to record continuously
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

  • 🚀 Free and ad-free
  • 👍 Simple and intuitive interface
  • ⚖️ Accurate and reliable measurements
  • 💡 Useful for monitoring noise levels in various environments
  • 🔍 Provides detailed noise data and exposure information

Room to Improve

  • 🐛 Occasional bugs and crashes
  • 🔌 Issues with external microphone support
  • 🔋 Can drain battery when running for extended periods
  • 📱 Limited iPad optimization

More Decibel Meter apps to explore

FAQ about Decibel Meter

What are the best decibel meter apps for iPhone?
Decibel X:dB Sound Level Meter tops our decibel meter apps ranking as of November 2026, with a 4.6-star average from 164K App Store ratings, and it's free to download.
Yes — 20 of the top decibel meter apps we rank are free to download, including Decibel X:dB Sound Level Meter and Decibel Meter Sound Detector.
Decibel X:dB Sound Level Meter has no ads and offers in-app purchases, according to its App Store listing as of November 2026.
We track 249+ decibel meter apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.

Related searches