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Best Decibel Meter Sound Level Db Apps

234+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated June 2026

The best decibel meter sound level db apps on iPhone average 4.5β˜… across 234+ titles β€” we've ranked them by what real users actually keep on their phones. Updated June 2026.

Top Picks for Decibel Meter Sound Level Db

Decibel : dB sound level meter#1

Decibel : dB sound level meter by Vlad Polyanskiy

Audio noise Spectrum Analyzer
Editor's Choice
πŸ”§ Utilities
4.6😐(36K ratings)
FreeAdsIn-App Purchases
Decibel : dB sound level meter screenshot 1
Decibel : dB sound level meter screenshot 2
Decibel : dB sound level meter screenshot 3
Decibel : dB sound level meter screenshot 4
Decibel : dB sound level meter screenshot 5
Decibel : dB sound level meter screenshot 6

Transform your device into a professional sound level meter and audio analyzer. Measure ambient noise, monitor decibel levels, and visualize sound frequencies in real time. It also offers advanced sleep tracking with sound recognition to identify disruptions.

What We Love

  • πŸ‘ Useful for monitoring noise levels
  • πŸ” Accurate for a phone app
  • πŸ”§ Good for calibrating audio equipment
  • πŸ’‘ Helpful for hearing protection

Room to Improve

  • πŸ’° Aggressive upselling tactics
  • πŸ”’ Privacy concerns around data collection
  • πŸ•ΉοΈ Confusing free vs paid options
Decibel Meter - Sound Level dB#2

Decibel Meter - Sound Level dB by AppLiks Sp. z O.O.

Audio Noise Frequency Analyzer
Strong Contender
πŸ”§ Utilities
4.7😊(1.2K ratings)
FreeIn-App Purchases
Decibel Meter - Sound Level dB screenshot 1
Decibel Meter - Sound Level dB screenshot 2
Decibel Meter - Sound Level dB screenshot 3
Decibel Meter - Sound Level dB screenshot 4
Decibel Meter - Sound Level dB screenshot 5
Decibel Meter - Sound Level dB screenshot 6

Measure ambient noise levels and sound exposure duration in real-time. This app displays acoustic intensity in decibels with detailed visual reports and supports photo/video overlays with noise data. Protect your health from noise pollution.

What We Love

  • πŸš€ Great app
  • πŸ‘ Recommended
  • πŸ’‘ Life Saving
  • πŸ‘ Good job

Room to Improve

  • πŸ› Bad app
  • πŸ› Can't test
  • πŸ› Subscription pop-up issues
Decibel Meter Sound Detector#3

Decibel Meter Sound Detector by Ashraf Thoppukadavil

Track noise around you.
Worth Considering
πŸ“Š Productivity
4.7😊(48K 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

  • πŸ‘ No bloatware
  • πŸ‘ Quite useful
  • πŸ‘ Excellent and useful app
  • πŸ‘ Easy to use

Room to Improve

  • πŸ› Ads block settings
  • πŸ› Inaccurate readings
  • πŸ› Not sensitive at all

More Decibel Meter Sound Level Db apps to explore

4
Sound Meter (Decibel)
Sound Meter (Decibel)
Sound Meter (Decibel)
Measure the noise level
Free

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.

Measures decibel valuesDisplays noise referenceShows min/avg/max dB
πŸ”§ Utilities
(2.6K)
ad-supported
5
Decibel - sound level meter
Decibel - sound level meter
Decibel - sound level meter
Spectrum frequency analyzer
Free

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.

Measure sound pressureSpectrum frequency analysisReference chart comparison
πŸ”§ Utilities
(4.5K)
subscription
6
Decibel X:dB Sound Level Meter
Decibel X:dB Sound Level Meter
Decibel X:dB Sound Level Meter
Frequency Spectrum Analyzer
Free

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.

Precise sound pressure level measurementFrequency spectrum analysis (FFT, BAR graphs)Historical data recording and export
πŸ”§ Utilities
(156K)
free with in-app purchases
7
Decibel Meter Sound Level dB
Decibel Meter Sound Level dB
Decibel Meter Sound Level dB
Measure Noise, SPL Dosimeter
Free

This tool transforms your iPhone into a professional sound level meter. It measures noise levels, tracks daily noise exposure, and can record video with embedded decibel data for evidence. Analyze sound frequencies and generate reports for workplace compliance or noise complaints.

Professional noise dosimeterOSHA & NIOSH standards complianceVideo recording with dB overlay
πŸ”§ Utilities
(23)
free with in-app purchases
8
Decibel Pro: dB Sound Meter
Decibel Pro: dB Sound Meter
Decibel Pro: dB Sound Meter
dB Noise Meter & dBA Monitor
Free
πŸ”§ Utilities
(0)
9
Decibel Meter・Sound Level dB
Decibel Meter・Sound Level dB
Decibel Meter・Sound Level dB
Frequency Reader・Noise Measure
Free
πŸ“Š Productivity
(0)
10
Decibel Meter dB (Sound Meter)
Decibel Meter dB (Sound Meter)
Decibel Meter dB (Sound Meter)
Noise Level Analyzer + Measure
Free

Measure sound volume in real-time with this app. It provides precise decibel readings, a visual timeline of sound fluctuations, and customizable calibration for accurate results. Ideal for monitoring noise levels in various environments.

Accurate sound measurements in decibels (dB)Real-time volume displayVolume timeline for trend analysis
πŸ”§ Utilities
(1.2K)
free with in-app purchases
11
Audio Spectrum Analyzer dB RTA
Audio Spectrum Analyzer dB RTA
Audio Spectrum Analyzer dB RTA
Sound frequency, decibel meter
Free

Analyze sound frequencies and decibel levels with this advanced tool. Ideal for tuning audio systems, it offers real-time spectrum analysis and sound metering for various applications.

Octave Band Real-Time AnalyzerFFT Plot - Fast Fourier TransformIntegrated Sound Level Meter (dB-A)
🎡 Music
(3K)
free with in-app purchases
12
Decibel Metre (Sound Meter)
Decibel Metre (Sound Meter)
Decibel Metre (Sound Meter)
Measure the environment noise
Free

This application functions as a smart sound level meter, utilizing your device's microphone to measure ambient noise in decibels (dBA). It provides real-time readings on a digital screen and displays historical data through a graph. The app also shows reference noise levels and tracks minimum, average, and maximum decibel values.

Measures sound level in decibels (dBA)Uses built-in microphoneDisplays readings on digital screen
πŸ”§ Utilities
(577)
ad-supported
13
Decibel Meter: Sound Level dB
Decibel Meter: Sound Level dB
Decibel Meter: Sound Level dB
Noise & dB Sound Level Meter
Free
πŸ”§ Utilities
(0)
14
Sound Meter - Decibel Pro
Sound Meter - Decibel Pro
Sound Meter - Decibel Pro
dB Meter: Decibel Sound Level
Free

Measure environmental noise levels in decibels (dB) with this tool. It helps identify noise pollution, monitor sound levels, and protect your hearing by setting decibel warnings. Record noise, take photos, and create videos of decibel readings.

Measure environmental noise in decibels (dB)Evaluate average and maximum decibel valuesDisplay decibel levels in gauge and graph
πŸ”§ Utilities
(28)
free with in-app purchases
15
Sound Meter HQ
Sound Meter HQ
Sound Meter HQ
Measure noise and sound level
Free

This application measures noise and sound levels using your device's microphone. It displays results in decibels on a logarithmic graph and allows for calibration to ensure accuracy. You can record minimum, average, and maximum sound levels.

Measure sound levelVibration meterNoise detector
πŸ”§ Utilities
(327)
free with in-app purchases
16
Sound Decibel Meter-NIOSH,OSHA
Sound Decibel Meter-NIOSH,OSHA
Sound Decibel Meter-NIOSH,OSHA
Noise Level Spectrum Analyzer
Free

Measure ambient noise levels with this clear, simple, and accurate app. It helps you monitor hearing health by detecting noise types, analyzing sound pressure, and syncing data with your Health app. Features include recording, sharing, and adherence to OSHA/NIOSH standards.

Smart AI noise meterAccurate sound pressure measurementsSync with Health app
🎡 Music
(335)
subscription
17
Decibel Meter Ultra
Decibel Meter Ultra
Decibel Meter Ultra
Noise Level Frequency Analyzer
Free

Measure, record, and analyze sound levels in your environment. This app offers precision metering, noise elimination tools, hearing protection features, and home audio calibration. It provides detailed reports and can be used with device microphones or external ones.

Precision sound level meteringNoise logging and reportingHearing protection dosimeter
πŸ”§ Utilities
(2.3K)
free with in-app purchases
18
Decibel: dB Sound Meter
Decibel: dB Sound Meter
Decibel: dB Sound Meter
Audio noise Spectrum Analyzer
Free

Measure ambient noise levels with professional accuracy. This app provides real-time decibel readings, spectrum analysis, and the ability to save and share measurements. It helps identify noise pollution and offers customizable warnings to protect your hearing.

Real-time decibel measurementIntegrated Spectrum AnalyzerNoise pollution detection
πŸ”§ Utilities
(6)
free with in-app purchases
19
Decibel Meter: Sound dB
Decibel Meter: Sound dB
Decibel Meter: Sound dB
Accurate and convenient
Free

Transform your device into a professional decibel meter to measure and track sound levels in real-time. Save measurements, view history charts, and set custom alerts for excessive noise. Useful for documenting sound exposure or identifying noise sources.

Real-time decibel meterSave and export noise measurementsNoise history charts
πŸ”§ Utilities
(289)
free with in-app purchases
20
Decibel Meter: Sound dB Level
Decibel Meter: Sound dB Level
Decibel Meter: Sound dB Level
Noise detection
Free

Measure ambient sound levels with high precision and real-time updates. Get detailed reports and location-based measurements. This app offers a simple, secure interface for understanding noise levels around you.

High-precision measurementReal-time measurementLocation information measurement
πŸ”§ Utilities
(223K)
subscription