Comparison

dB Meter vs Decibel Meter

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

Head to head
About

dB Meter

Features
Read full description

Quietly is a simple and accurate dB meter designed to help you measure environmental noise levels using your iPhone. Whether you want to check room noise, traffic sound, workplace levels, or background noise, Quietly turns your phone into a reliable noise level meter with real-time feedback. What Quietly does - Measure sound levels in decibels (dB) - Works as a real-time noise meter and noise decibel meter - Shows live, min, average, and max noise levels - Clear visual indicator to understand noise intensity - Helps you measure decibels instantly Frequency Analyzer - Built-in frequency analyzer to understand sound composition - See low, mid, and high frequency noise in real time - Identify dominant sound sources easily Noise History & Alerts - Save noise readings for later reference - View past measurements with time and level - Set a noise alert when sound crosses a chosen dB level Designed for clarity - Clean, modern interface - Works fully offline - No account or setup required Measurements are approximate and device-dependent. It is not intended for professional or medical measurement. One-Time Purchase: Quietly Pro is available as a one-time purchase for lifetime access, which is required to access all features. Download Quietly and stay aware of the noise around you. Terms & Privacy: https://trapezoidal-aries-fa4.notion.site/Quietly-Terms-Privacy-2d4093498a858095a2fcf6143f172100

About

Decibel Meter

Features
Read full description

Decibel Meter – Sound Level Meter & Noise Meter (dB / SPL) Decibel Meter is a powerful and easy-to-use sound level meter free app designed for everyday awareness and advanced noise tracking. Whether you need a simple db meter, a professional-style SPL meter, or a full noise level meter, this app gives you accurate, real-time sound measurement tools in one clean interface. Measure live decibel (dB) levels instantly with a smooth analog-style decibel meter, A/B/C/Z frequency weighting, and calibration controls. Track minimum, maximum, and average values in real time, then switch to Advanced mode for deeper analysis with graphs, spectrum tools, spectrogram (similar to spectroid), and TWA/Dose exposure estimates. Looking for a free decibel meter, sound meter free, or noise app for quick checks? Decibel Meter works great for everyday use from monitoring home noise to workplace awareness. Need professional documentation? This sound decibel meter allows you to save sessions, review history, and export results as CSV, PDF, and WAV. Capture photos and videos with a live dB overlay to document events, inspections, and sound reports. Key Features • Live decibel meter with analog-style dial • A, B, C, and Z frequency weighting • Min / Max / Avg tracking + real-time trend graph • Advanced analysis: spectrum analyzer, spectrogram, TWA/Dose • Full noise meter and sound level meter free functionality • Session history with playback and detailed stats • Export support: CSV, PDF reports, raw & enhanced WAV • Camera/video capture with live dB overlay • Calibration offset and manual audio input selection • Clean dark UI designed for fast, focused use Important Decibel Meter is intended for awareness and comparative monitoring. It is not a certified professional SPL meter or laboratory instrument. Sound readings may vary depending on device hardware and microphone characteristics. Privacy Policy: https://asarulabs.com/privacy.html Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

dB Meter4 screens
Decibel Meter4 screens

Verdict

The call

The clearest difference is ads: dB Meter at none against Decibel Meter's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. dB Meter sells 1 one-off in-app purchase and Decibel Meter sells 4 in-app purchases, starting at $1.49 per 7 days. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference Ā· 5 level
dB Meter versus Decibel Meter: the parameters behind the verdict, then further details
ParameterdB MeterDecibel Meter
PriceFreeFree
Update frequencyEvery 11 days—
AdsNo — betterYes
In-app purchasesYesYes
DevicesiPhoneiPhone, iPad — better
Requires iOS17.617.6
Further details — not scored
Size5 MB17 MB
Age rating4+4+
DeveloperSwapnil JainAsaru Labs LTD

In-app purchases

1 purchases

dB Meter

One-time1
  • Quietly Premium$5.99
4 purchases

Decibel Meter

Subscriptions3
  • Premium Version$1.497 Days
  • Premium Version$3.991 Month
  • Premium Version$19.991 Year
One-time1
  • Remove Ads$4.99

Questions

Is dB Meter free?
dB Meter is free to download, with in-app purchases available.
Is Decibel Meter free?
Decibel Meter is free to download, with in-app purchases available.
Do dB Meter or Decibel Meter have ads?
Decibel Meter shows ads; dB Meter does not.

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