Best Measure Decibels Sound Apps

245+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated September 2026

Looking for free measure decibels sound apps? 20 of our 245+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Measure Decibels Sound Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Decibel Meter Sound DetectorDecibel Meter Sound DetectorFree4.7★ (54K)NoYesSep 2026
2Sound Meter (Decibel)Sound Meter (Decibel)Free4.5★ (3.1K)YesNoSep 2026
3Decibels: dB Sound Level MeterDecibels: dB Sound Level MeterFree4.6★ (261)NoYesAug 2026
4Noise Meter - Sound & DecibelNoise Meter - Sound & DecibelFreeYesNoSep 2026
5Decibel Meter dB (Sound Meter)Decibel Meter dB (Sound Meter)Free4.4★ (1.3K)YesYesSep 2026
6Decibel Metre (Sound Meter)Decibel Metre (Sound Meter)Free4.5★ (577)YesNoAug 2026
7Decibel Meter - dBDecibel Meter - dBFree4.6★ (715)YesYesSep 2026
8Decibel Meter: dB Sound MetersDecibel Meter: dB Sound MetersFree4.5★ (54)NoYesSep 2026

Top Picks for Measure Decibels Sound

Decibel Meter Sound Detector#1

Decibel Meter Sound Detector by Ashraf Thoppukadavil

Track noise around you.
Editor's Choice
📊 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
Sound Meter (Decibel)#2

Sound Meter (Decibel) by UniCom Technology

Measure the noise level
Strong Contender
🔧 Utilities
4.5😐(3.1K ratings)
FreeAds
Sound Meter (Decibel) screenshot 1
Sound Meter (Decibel) screenshot 2
Sound Meter (Decibel) screenshot 3
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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

  • 🚀 Works perfectly
  • 👍 Easy to use and free
  • 👍 Good simple UI
  • 👍 Good basic sound level meter
  • 👍 Very easy and simplified display
  • 👍 Super convenient, very useful
  • 👍 Accurate sound measurement

Room to Improve

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

Decibels: dB Sound Level Meter by David Bannach

Analyze audio with style
Worth Considering
🔧 Utilities
4.6😊(261 ratings)
FreeIn-App Purchases
Decibels: dB Sound Level Meter screenshot 1
Decibels: dB Sound Level Meter screenshot 2
Decibels: dB Sound Level Meter screenshot 3

Measure and analyze ambient noise levels with a stylish interface. Capture photos with sound level data, and share or print your findings. Enhance analysis with advanced features like frequency weighting and chart recording through an in-app purchase.

What We Love

  • 👍 Simple and straightforward
  • 📏 Effective for measuring sound levels
  • 🔍 Useful for various applications (e.g. home, construction)
  • 🎨 Clean and elegant interface
  • 💡 Ability to take photos with readings

Room to Improve

  • 🐛 Occasional crashes or freezes
  • 🔢 Limited measurement range (max 100 dB)
  • 🔍 Questionable accuracy, especially at lower levels
  • 📊 Lack of advanced features (e.g. digital readout, data logging)

More Measure Decibels Sound apps to explore

FAQ about Measure Decibels Sound

What are the best measure decibels sound apps for iPhone?
Decibel Meter Sound Detector tops our measure decibels sound apps ranking as of September 2026, with a 4.7-star average from 54K App Store ratings, and it's free to download.
Yes — 20 of the top measure decibels sound apps we rank are free to download, including Decibel Meter Sound Detector and Sound Meter (Decibel).
Decibel Meter Sound Detector has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 245+ measure decibels sound apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app functions as a decibel meter, using your device's microphone to measure and display sound levels in decibels (dB) in real-time. It provides clear visual noise analysis and supports advanced filtering for frequency and dB ranges.
Key features include accurate dB measurements, various frequency weighting options (A, B, C, Z), the ability to share readings via email and messaging apps, 1/3 octave band frequency analysis, and display of current, average, and maximum sound values.