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Best Noise Measurement Apps

232+ iOS apps curated and reviewed

4.4 avg rating
18 free apps
Updated May 2026

The best noise measurement apps on iPhone average 4.4★ across 232+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.

Top Picks for Noise Measurement

Decibel X:dB Sound Level Meter#1

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

Frequency Spectrum Analyzer
Editor's Choice
🔧 Utilities
4.7😐(156K 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

Transform your iOS device into a professional sound level meter with pre-calibrated accuracy and various frequency spectrum analysis tools. Measure sound pressure levels, export data to Health app, and enjoy features like FFT graphs, dosimeter readings, and InstaDecibel for social sharing. Experience the convenience of tracking noise levels with precision and ease.

What We Love

  • ⭐ Excellent app
  • 👍 Easy to use and understand
  • 🔍 Useful for various applications
  • 🎓 Helpful for hearing protection

Room to Improve

  • 💰 Expensive subscription model
  • 🔒 Misleading free trial
  • 📢 Intrusive ads
NIOSH Sound Level Meter#2

NIOSH Sound Level Meter by EA LAB d.o.o.

Strong Contender
🔧 Utilities
4.7😊(16K 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 award-winning app, developed by acoustics engineers and hearing loss experts, offers a simple and free solution for measuring sound levels accurately. It provides essential metrics, calibration options, educational resources, and expert support, making it a comprehensive tool for monitoring noise exposure and protecting hearing. Click the link to access the app: [NIOSH Sound Level Meter](https:/www.cdc.gov/niosh/topics/noise/app.html).

What We Love

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

Room to Improve

  • 🐛 Occasional bugs and crashes
  • 🔌 Issues with external microphone support
  • 🔋 Can drain battery when running for extended periods
Decibel Meter Sound Detector#3

Decibel Meter Sound Detector by Ashraf Thoppukadavil

Track noise around you.
Worth Considering
📊 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

Track environmental noise levels with an easy-to-use decibel meter app that provides detailed analysis through dB and AF readings. Share readings, utilize polling, and explore various features for sound monitoring. Contact info@ashiers.com for more information.

What We Love

  • 👍 No bloatware
  • 👍 Quite useful
  • 👍 Excellent and useful app
  • 👍 Easy to use

Room to Improve

  • 🐛 Ads block settings
  • 🐛 Inaccurate readings
  • 🐛 Not sensitive at all

More Noise Measurement apps to explore

4
Decibel : dB sound level meter
Decibel : dB sound level meter
Decibel : dB sound level meter
Audio noise Spectrum Analyzer
Free

An advanced sound level meter app with a built-in Spectrum Analyzer for precise measurements. Monitor noise levels, save measurements, export data, and protect your hearing using various features. Download now for accurate sound monitoring and protection.

🔧 Utilities
(36K)
5
Sound Meter (Decibel)
Sound Meter (Decibel)
Sound Meter (Decibel)
Measure the noise level
Free

Measure environmental noise levels with this sound meter app, displaying decibel values in various forms. Features include gauge indication, noise reference display, recording storage, and more. Try it for an easy way to monitor sound levels!

🔧 Utilities
(2.6K)
6
Noise Measurement
Noise Measurement
Noise Measurement
by PSCD TECHNOLOGY DEVELOPMENT COMPANY LIMITED
Free
🔧 Utilities
(0)
7
Decibel Meter Master
Decibel Meter Master
Decibel Meter Master
Tool for measuring sound level
Free

Measure noise levels with precision using a convenient sound level meter on your iPhone with this app. Download now to accurately gauge sound levels in your surroundings.

🔧 Utilities
(2.9K)
8
Noise Level: dB tracker
Noise Level: dB tracker
Noise Level: dB tracker
Accurate and convenient
Free

Measure noise levels easily with a powerful application using your phone's microphone. Get real-time decibel readings, track noise from appliances, and stay safe by avoiding dangerous sound levels. Includes features like saving measurements, decibel gauge, alerts, and Apple Watch support. View our Privacy Policy and Terms of Use for more information.

🔧 Utilities
(18)
9
Decibel X PRO: dBA Noise Meter
Decibel X PRO: dBA Noise Meter
Decibel X PRO: dBA Noise Meter
Frequency Spectrum Analyzer
$69.99

Transform your iOS device into a professional sound level meter with our leading noise meter app. Measure sound pressure levels accurately and protect your hearing, whether you're an audio expert or simply curious about your surroundings. See noise levels on your Apple Watch, export data to the Health app, and enjoy features like frequency analysis and dosimeter readings.

🔧 Utilities
(6.9K)
10
Decibelímetro Ultra
Decibelímetro Ultra
Decibelímetro Ultra
Noise Level Frequency Analyzer
Free

Measure the sound levels around you accurately with our Decibel Meter Ultra app. Stay informed and protect your hearing by monitoring noise levels in real-time. Download now for a quieter and safer environment.

🔧 Utilities
(272)
11
dB meter lite - noise measure
dB meter lite - noise measure
dB meter lite - noise measure
Noise decibel meter
Free

This app is a noise decibel meter that accurately measures sound levels with features such as current average SPL level, peak SPL level, and customizable histogram graphs. It also allows users to save measurements, calibrate settings, and offers easy upside-down orientation for convenience. Experience precise noise measurement with just a tap!

🔧 Utilities
(308)
12
Decibel Meter dB (Sound Meter)
Decibel Meter dB (Sound Meter)
Decibel Meter dB (Sound Meter)
Noise Level Analyzer + Measure
Free

An advanced Sound Level Analyser application that measures sound volume in decibels, providing real-time readings with a volume value timeline and calibration settings for device microphones. It includes an Apple Watch feature for measuring sound volume independently of an iPhone. Experience precise sound measurements with this app - download now!

🔧 Utilities
(1.2K)
13
SPLnFFT Noise Meter
SPLnFFT Noise Meter
SPLnFFT Noise Meter
Serious audio measurements
$3.99

A highly recommended sound level meter application for iOS devices, offering advanced features like a frequency analyzer, test signal generator, and dosimeter. Its user-friendly interface provides quick insights for daily use, while professionals can access precise measurements like Leq, frequency analysis, and more. Find out more on their Facebook page.

🔧 Utilities
(58)
14
Decibel Shield - dB Meter
Decibel Shield - dB Meter
Decibel Shield - dB Meter
Measure Noise & Sound Levels
Free
🔧 Utilities
(468)
15
dBMeter - Decibelmeter
dBMeter - Decibelmeter
dBMeter - Decibelmeter
Measure noise in real time
Free

This noise level meter measures sound intensity in real time using your device's microphone, providing features such as real-time measurement, data analysis, and export options. Download it to monitor ambient noise levels at home, work, or events, and take control of your sound environment.

🔧 Utilities
(7)
16
Decibel Meter- dB Noise TT
Decibel Meter- dB Noise TT
Decibel Meter- dB Noise TT
Decibel Noise tool
Free
🔧 Utilities
(0)
17
dB Noise Meter
dB Noise Meter
dB Noise Meter
Sound Meter, measure decibels
Free

Monitor and measure noise levels in your environment with this app. Keep track of sound intensity and protect your hearing. Download now to stay aware of your surroundings.

🔧 Utilities
(111)
18
Decibel - Accurate dB Meter
Decibel - Accurate dB Meter
Decibel - Accurate dB Meter
by 祥祎 刘
Free

Transform your iOS devices into a precise sound meter with this free tool. Measure sound pressure levels to protect your hearing from dangerous decibel levels. Whether for work or leisure, easily gauge sound intensity around you.

🔧 Utilities
(470)
19
Soundmeter Noise Measure
Soundmeter Noise Measure
Soundmeter Noise Measure
Precision Decibel Meter
Free

This sound level meter app transforms your device into a professional-grade tool for precise decibel measurements, offering real-time monitoring, calibration support, and a beautifully designed interface. Perfect for audio professionals, safety officers, and anyone monitoring sound levels, it provides comprehensive analytics, sound classification, and recording capabilities.

🔧 Utilities
(7)
20
Decibel : dB Noise Level Meter
Decibel : dB Noise Level Meter
Decibel : dB Noise Level Meter
Audio Sound Frequency Analyzer
Free

Measure and understand sound like never before with our ultimate Decibel Meter app. Capture real-time sound levels, track changes with stunning graphics, enhance photos with sound data, and protect your hearing health with our dosimeter feature. Join our passionate sound community, explore different environments, and start your journey to a better auditory understanding today. Download now for an immersive sound experience.

🔧 Utilities
(250)

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