Comparison

Decibel Meter · Sound Analyzer vs SonoMeter

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

Head to head
About

Decibel Meter · Sound Analyzer

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.

Highlights
  • Real-time decibel meter
  • MIN, AVG, MAX sound level display
  • Noise dosimeter (NIOSH/OSHA compliant)
  • Photo and video with noise overlay
  • Record measurement results
  • Data saving feature
Features
Read full description

Decibel Meter is an app that will help you measure the ambient noise level in real time and the duration of sound exposure of various intensities over a user-defined period of time. The application calculates acoustic intensity in decibels and displays a detailed visual report on the screen of your digital device. For the Decibel Meter to work correctly and detect the noise level, you need to allow access to your device’s microphone. Audio data read by the microphone is displayed in decibels (dB) in a user-friendly style. KEY FEATURES: • Real-time decibel (dB) meter; • Minimum (MIN), average (AVG), maximum (MAX) sound level display; • Fully functional noise dosimeter compliant with NIOSH and OSHA standards; • Photo and video with noise overlay; • Option to stop and record measurement results at any time; • Data saving feature. The app will help you avoid noise pollution and will protect both your health and the health of your family! Please choose from our standard subscription options below: 1-week subscription at $3.99; 1-month subscription at $6.99; 12-month subscription at $9.99. Privacy Policy: https://appliks.com/privacy-policy ​​Terms of Use: https://appliks.com/terms-of-use

About

SonoMeter

Features
Read full description

Measure noise in decibels, understand it and keep a record, straight from your iPhone. SonoMeter turns your iPhone into a sound level meter: real-time dB readings with A, C or Z weighting, a clear risk scale, and the tools to document noise from neighbors, traffic, work or concerts. MEASURE • Real-time sound level in dB(A), dB(C) or dB(Z) • LAeq, Max and measurement time at a glance • Fast, Slow and Impulse response • Four views: real-time chart, 1/3-octave spectrum, needle gauge and a fun meter • Decibel scale with everyday examples and safe daily exposure times ANALYZE • Tap the chart for a live analysis: level distribution, L10, L50 and L90 • Level over time, noise dose (NIOSH, OSHA) and average spectrum with Premium DOCUMENT • Save sessions with timeline, location and notes • Export a multi-page PDF report • Record videos with the decibels on screen, including LAeq, duration and place • Noise alerts above a threshold, with a log of every exceedance • Continuous listening keeps measuring with the screen locked SLEEP • White, pink or brown noise with a sleep timer and lock-screen controls ALSO • Home Screen widget and Live Activity • Available in English, French, German, Spanish, Italian, Japanese and Chinese • Your measurements stay on your iPhone ABOUT ACCURACY iPhone microphones differ from one model to another. SonoMeter applies a calibration for each iPhone model and lets you fine-tune it against a reference sound level meter. Readings are indicative and do not replace a certified class 1 or class 2 sound level meter for legal measurements. PREMIUM Some features require SonoMeter Premium, available as a one-time purchase or as a subscription. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. You can manage or cancel them in your Apple ID settings. Terms of Use: https://fabulastudio.net/sonometre/cgu Privacy Policy: https://fabulastudio.net/sonometre/confidentialite

Screenshots

Decibel Meter · Sound Analyzer4 screens
SonoMeter4 screens

Verdict

The call

The clearest difference is update cadence: Decibel Meter · Sound Analyzer at every 2 months against SonoMeter's every 8 months. SonoMeter's advantage is iOS requirement (16 vs 18.6). On price, ads, in-app purchases and device support 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

Both are free to download. Decibel Meter · Sound Analyzer sells 8 in-app purchases, starting at $1.99 per 7 days and SonoMeter sells 4 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Decibel Meter · Sound Analyzer ships an update every 2 months, SonoMeter every 8 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 8 level
Decibel Meter · Sound Analyzer versus SonoMeter: the parameters behind the verdict, then further details
ParameterDecibel Meter · Sound AnalyzerSonoMeter
PriceFreeFree
Rating4.7 (1.3K ratings) — better—
Positive reviews78.1% of reviews—
Number of ratings1.3K — better—
Update frequencyEvery 2 months — betterEvery 8 months
AdsNoNo
In-app purchasesYesYes
MonetizationSubscription—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.616 — better
Further details — not scored
Size41 MB35 MB
Age rating4+4+
DeveloperAppLiks Sp. z O.O.Raphael Goupille

Bugs and requests

Decibel Meter · Sound Analyzer

Reported bugs

2 issues
  • Microphone issues
  • Subscription paywall

Requested features

1 request
  • Make more apps like this one

SonoMeter

Not enough reviews yet to summarise bugs or requests.

In-app purchases

8 purchases

Decibel Meter · Sound Analyzer

Subscriptions8
  • Weekly Access$1.997 Days
  • Weekly pro access$3.997 Days
  • Sound Level Meter (dB) PRO3 Days trial$3.997 Days
Show 5 more
  • Monthly pro access$6.991 Month
  • Yearly Access$6.991 Year
  • Decibel Meter & Dosimeter PRO3 Days trial$6.991 Month
  • Sound Meter & Dosimeter PRO3 Days trial$12.991 Year
  • Yearly pro access$12.991 Year
4 purchases

SonoMeter

Subscriptions3
  • Weekly Subscription$1.997 Days
  • Monthly subscription$5.991 Month
  • Annual subscription$24.991 Year
One-time1
  • Premium Lifetime$6.99

Questions

Is Decibel Meter · Sound Analyzer free?
Decibel Meter · Sound Analyzer is free to download, with in-app purchases available.
Is SonoMeter free?
SonoMeter is free to download, with in-app purchases available.
Do Decibel Meter · Sound Analyzer or SonoMeter have ads?
Neither Decibel Meter · Sound Analyzer nor SonoMeter shows ads.
Which is updated more often, Decibel Meter · Sound Analyzer or SonoMeter?
Decibel Meter · Sound Analyzer ships an update every 2 months, and SonoMeter every 8 months. Most recently, Decibel Meter · Sound Analyzer was updated on October 25, 2026 and SonoMeter on October 24, 2026.

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