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Best Sound Measure Apps

249+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated September 2026

Decibel X is the household name in sound measure, but it's far from the only option. We track 249+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Sound Measure Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Decibel X:dB Sound Level MeterDecibel X:dB Sound Level MeterFree4.6★ (162K)NoYesSep 2026
2Decibel Meter Sound DetectorDecibel Meter Sound DetectorFree4.7★ (54K)NoYesSep 2026
3Decibel Meter - Sound Level.Decibel Meter - Sound Level.Free5.0★ (3)NoYesSep 2026
4NIOSH Sound Level MeterNIOSH Sound Level MeterFree4.7★ (17K)NoNoSep 2026
5Sound Meter (Decibel)Sound Meter (Decibel)Free4.5★ (3.1K)YesNoSep 2026
6Sound & Decibel Meter - dBScanSound & Decibel Meter - dBScanFree4.0★ (1)NoYesAug 2026
7Sound Meter (dB) - dBShiftSound Meter (dB) - dBShiftFree4.4★ (33)NoYesSep 2026
8Sound Meter: db Level MeasureSound Meter: db Level MeasureFree5.0★ (1)YesNoMay 2026

Top Picks for Sound Measure

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😐(162K 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 app transforms your device into a professional sound level meter, precisely measuring ambient noise pressure. It offers advanced features like frequency analysis, historical data management, and dosimeter functions, making it useful for various applications and entertainment.

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

Decibel Meter Sound Detector by Ashraf Thoppukadavil

Track noise around you.
Strong Contender
📊 Productivity
4.7😊(54K 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
Decibel Meter - Sound Level.#3

Decibel Meter - Sound Level. by Luka Gomez

Measure Noise & Frequency
Worth Considering
🔧 Utilities
5.0(3 ratings)
FreeIn-App Purchases
Decibel Meter - Sound Level. screenshot 1
Decibel Meter - Sound Level. screenshot 2
Decibel Meter - Sound Level. screenshot 3
Decibel Meter - Sound Level. screenshot 4
Decibel Meter - Sound Level. screenshot 5

Measure and monitor sound levels in decibels using your device's microphone. Receive alerts for high noise levels, track historical data, and calibrate for accuracy. Unlock advanced features with a subscription for professional sound analysis.

More Sound Measure apps to explore

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FAQ about Sound Measure

What are the best sound measure apps for iPhone?
Decibel X:dB Sound Level Meter tops our sound measure apps ranking as of September 2026, with a 4.6-star average from 162K App Store ratings, and it's free to download.
Yes — 20 of the top sound measure 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 September 2026.
We track 249+ sound measure apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
Decibel X turns your iOS device into a professional sound level meter. It precisely measures the sound pressure level (SPL) around you and offers advanced features like frequency spectrum analysis and historical data management.
Key features include trusted accuracy with pre-calibrated measurements, Apple Watch support, Health App integration, various frequency weighting filters (A, C, Z, ITU-R 468), powerful history data management with export options, dosimeter functions, and real-time FFT and BAR graphs for frequency analysis.

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