Comparison

dB Meter & Spectrum Analyzer vs Noise Guru

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

dB Meter & Spectrum Analyzer

Measure ambient noise levels with professional-quality accuracy. This app offers a spectrum analyzer, hearing test, and the ability to save and share measurements with location data. It's a powerful, cost-effective tool for personal sound monitoring.

Highlights
  • Professional-quality sound level measurement
  • Integrated spectrum analyzer
  • Noise dosimeter (NIOSH/OSHA)
  • Photo & video with noise overlay
  • Hearing test
  • Save and export measurements (CSV/Audio)
  • Health App integration
Features
Read full description

"The best way to meter sound levels" - AppAdvice Decibel Meter is full of features sound level meter with exclusive accuracy of measurements and integrated spectrum analyzer. Calibrated with professional dB meter. The world is a noisy place: cars, power tools, crowds, machinery, and other common sources produce amounts of noise that can, with continued exposure, lead to permanent hearing loss. Sound level meters are useful for anyone who wants to avoid exposing their ears to harmful noise levels, but who wants to spend hundreds of dollars on one? dB Meter is free app which provides professional-quality measurement results, calibrated using an actual Nor140 high-precision decibel meter. With dB Meter, you can measure ambient noise levels, save your measurements and their locations, and share your measurements with others. dB Meter couples utility with stylish design and a polished user experience: a powerful tool in a sleek package, and at a tiny fraction of the cost of professional sound level meters. (Please note that dB Meter soundmeter app is not a replacement for professional devices and should be used for personal purposes only.) FEATURES: ● Health App integration. Export measured noise levels and audiogram directly to Health app. ● Noise dosimeter regarding NIOSH and OSHA standards ● Photo & video with the noise overlay ● Powerful hearing test ● Saves location data for each measurement. ● Save measurements with custom names and rename existing measurements. ● Export measurements in CSV or Audio format. ● Allows you to save, export and play back recorded measurements. ● Highly accurate measurements. ● Integrated Fully Functional Spectrum Analyzer ● Octave Band Real Time Analyzer ● FFT Plot (Fast Fourier Transform) ● Spectrogram ● Linear and logarithm scales ● Up to 16384 FFT size ● A lot of available window functions ● Tracking for max value ● Max and Min for any selected frequency ● Stunned graphics You can enable or disable noise levels data exporting to Health app in dB Meter Pro app settings. Have any questions or suggestions? Write to us: support@dbmeterpro.com DB Chart 150-160 dB = Eardrum rupture 140 decibel = Aircraft carrier deck. 130 dB = Jet take-off (100 meters), gun blast at close range. 120 dB= Human pain threshold, loud rock concert. 110 decibel = Serious hearing damage if sustained for more than 1 hour. 100 dB = Serious hearing damage if sustained for more than 8 hours. 90 decibel = Likely hearing damage if sustained for more than 8 hours. 80 decibel = Potential but unlikely hearing damage if sustained for more than 8 hours. 70 dB = Just annoying, but probably safe. 60 dB= Typical conversational volume. 50 dB = A quiet, library conversation. 40 decibel = A whisper. 30 dB= Barely audible sound. 20 decibel= Threshold of human hearing.

About

Noise Guru

Measure sound levels with precision to understand your environment and protect your hearing. Identify loud noises, monitor noise pollution, and find quiet spaces for recording. Features include a decibel dosimeter, background noise measurement, and geo-tagged recordings.

Highlights
  • Precise sound level metering (SPL)
  • DB Dosimeter for noise exposure tracking
  • Background noise measurement
  • Noise pollution monitoring
  • Geo-tagged noise recordings
  • Unlimited recording duration
Read full description

Want to expose the absurd loudness of your pet's snoring? Need to find a quiet place to record, so your social media video doesn’t turn out to be muffled? Take control of your sound environment with ease with the ultimate tool for measuring decibels and taking control of your hearing health. With precise sound level metering, you can measure the sound pressure level (SPL) and choose your preferred display format. The app also allows you to measure pet snoring loudness and find a quiet recording spot for social media users and streams. Features: - Keep track of the noise you're exposed to with the DB Dosimeter, set acceptable noise standards and be informed if the noise level exceeds the typical threshold. - Measure noise in the background. - Monitor noise pollution with DB Dosimeter. - Overlay video with noise recordings and geo-tagged location. - Set your customized display options with video effects - Record without limits on duration. Don't risk damaging your hearing with prolonged exposure to constant daily noise. Take control of your hearing health with this app and protect your hearing for the long term. “[..] perhaps as many as 40 million adults (24 percent)—have features of their hearing test that suggest hearing loss in one or both ears from exposure to loud noise. Researchers have also estimated that as many as 17 percent of teens (ages 12 to 19) have features of their hearing test suggestive of NIHL in one or both ears” NIH report on noise-induced hearing loss, NIH Publication No. 14-4233, March 2014 Terms of Use: http://aserykh.com/decibel/terms-of-use Privacy Policy: http://aserykh.com/decibel/privacy-policy

Screenshots

dB Meter & Spectrum Analyzer4 screens
Noise Guru4 screens

Verdict

The call

The clearest difference is price: Noise Guru at Free against dB Meter & Spectrum Analyzer's $29.99. Noise Guru also leads on in-app purchases (none vs 1) and review sentiment (88% vs 66%). dB Meter & Spectrum Analyzer's advantage is device support (4 vs 2) and iOS requirement (11.3 vs 14.0). On rating, ratings volume and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Noise Guru is free to download; dB Meter & Spectrum Analyzer costs $29.99 up front. dB Meter & Spectrum Analyzer sells 1 one-off in-app purchase. Noise Guru asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for dB Meter & Spectrum Analyzer against 4.6 for Noise Guru. Both are backed by a comparable volume of ratings — 865 and 299 respectively. Written reviews are what separate them: 66% of dB Meter & Spectrum Analyzer's written reviews are positive against 88% of Noise Guru's.

UpkeepUpdate frequency

dB Meter & Spectrum Analyzer ships an update every 4 months, Noise Guru monthly. The most recent releases landed on September 24, 2026 and September 10, 2026 respectively.

Scorecard7 real differences · 3 level
dB Meter & Spectrum Analyzer versus Noise Guru: the parameters behind the verdict, then further details
ParameterdB Meter & Spectrum AnalyzerNoise Guru
Price$29.99Free — better
Rating4.7 (865 ratings) — better4.6 (299 ratings)
Positive reviews65.8% of reviews88.3% of reviews — better
Number of ratings865 — better299
Update frequencyEvery 4 monthsMonthly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPod
Requires iOS11.3 — better14.0
Further details — not scored
Size88 MB15 MB
Age rating4+4+
DeveloperVlad PolyanskiyAndrei Serykh

Customer experience

dB Meter & Spectrum Analyzer

All ratings865 ratings
Positive93.6%
Neutral3.2%
Negative3.1%
Written reviews231 reviews
Positive65.8%
Neutral6.5%
Negative27.7%

Noise Guru

All ratings299 ratings
Positive91.0%
Neutral6.4%
Negative2.7%
Written reviews120 reviews
Positive88.3%
Neutral7.5%
Negative4.2%

User reviews

dB Meter & Spectrum Analyzer

From 865 App Store ratings

What we love

  • 🚀 Excellent
  • 👍 Simple, precise and excellent
  • 👍 Great app!!!!
  • 👍 Well around app for monitoring noise
  • 👍 Nice proof

Room to improve

  • 🐛 Crash with iOS 26
  • 🐛 Paid for and it stopped working
  • 🐛 App failed to open on iPad Pro 11
  • 🐛 Will not run
  • 🐛 Ok for DB but not for actually recording sound

Noise Guru

From 299 App Store ratings

What we love

  • 👍 Effective tool
  • 👍 Clean interface
  • 👍 Allows measuring loudness
  • 👍 Visually appealing and easy to use
  • 👍 Efficient and effective

Room to improve

  • 🐛 Accuracy issues compared to other apps
  • 🔋 Can't play audio while using the app

Bugs and requests

dB Meter & Spectrum Analyzer

Reported bugs

7 issues
  • Crash with iOS 26
  • App failed to open on iPad Pro 11
  • Will not run
  • Video is recorded without sound
  • Failing to restore purchase
Show 2 more
  • Incompatible with iOS 11
  • Filters don't make sense

Requested features

4 requests
  • Dark mode option
  • Advanced analytics dashboard
  • Ability to export recorded audio clips
  • Frequency display on RTA bar

Noise Guru

Reported bugs

2 issues
  • Forced to leave a review to use the app
  • Can't delete max values

Requested features

2 requests
  • Add frequency meter
  • Add option to reset max/min values

In-app purchases

1 purchases

dB Meter & Spectrum Analyzer

One-time1
  • Spectrum Analyzer Pro$14.99
None

Noise Guru

No in-app purchases

Questions

Is dB Meter & Spectrum Analyzer free?
dB Meter & Spectrum Analyzer costs $29.99, and also offers in-app purchases.
Is Noise Guru free?
Noise Guru is free to download, with no in-app purchases.
Which has better reviews, dB Meter & Spectrum Analyzer or Noise Guru?
dB Meter & Spectrum Analyzer is rated higher. dB Meter & Spectrum Analyzer averages 4.7 out of 5 from 865 ratings, while Noise Guru averages 4.6 from 299 ratings.
Do dB Meter & Spectrum Analyzer or Noise Guru have ads?
Neither dB Meter & Spectrum Analyzer nor Noise Guru shows ads.
Which is updated more often, dB Meter & Spectrum Analyzer or Noise Guru?
dB Meter & Spectrum Analyzer ships an update every 4 months, and Noise Guru monthly. Most recently, dB Meter & Spectrum Analyzer was updated on September 24, 2026 and Noise Guru on September 10, 2026.

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