Comparison

Decibel Meter X vs SpectralScan Audio Analyzer dB

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

Head to head
About

Decibel Meter X

This application precisely measures sound levels and analyzes audio spectrums. It can also generate specific frequency sounds for testing, research, or therapeutic purposes. Its intuitive interface makes sound exploration accessible to all users.

Highlights
  • Precise decibel level measurement
  • Audio spectrum analysis
  • Spectrogram display
  • Generate specific frequency sounds
  • Intuitive user interface
  • Detailed usage instructions
Features
Read full description

【Decibel Meter X】 - Your Expert in Sound Measurement and Spectrum Analysis! Sound is an indispensable element in life. The Decibel Meter X is not only a precise sound measurement tool, but also boasts powerful spectrum analysis capabilities, revealing the multidimensional details of sound. Additionally, the App offers the functionality to generate specific frequency sounds, enriching your journey of sound exploration. With the Decibel Meter X, you can easily obtain the decibel level of your current environment, understanding the intensity of noise. The spectrum analysis feature decomposes sound into its various frequency components, allowing you to delve deeper into the composition and characteristics of sound. Whether it's music, voices, or other sounds, the App can display their spectrograms, giving you a more intuitive understanding of sound. Moreover, the Decibel Meter X also has the capability to generate specific frequency sounds. You can set different frequencies and volumes to produce pure sound signals. This feature can be used for sound testing and research, as well as for sound therapy, musical instrument tuning, and various other scenarios, broadening the application of sound. Ease of use and a clear, intuitive interface are another highlight of the Decibel Meter X. Whether you're a beginner or a professional in sound measurement, you can easily get started and enjoy the fun of sound exploration. Additionally, we provide detailed usage instructions and customer support to ensure you have a seamless experience. Download the Decibel Meter X from the App Store now! Let it become your trusted assistant in sound measurement and spectrum analysis, allowing you to delve deeper into the world of sound and enjoy the infinite possibilities it brings!

About

SpectralScan Audio Analyzer dB

Transform your device into a professional audio analysis tool. Visualize sound in real-time with a high-resolution spectrum, perform precise sine sweep measurements, and analyze frequency content over time. Save, compare, and export your audio data.

Highlights
  • Real-time frequency spectrum visualization
  • Sine sweep measurements for system response
  • Spectrogram for time-frequency analysis
  • Comparison and overlay of multiple measurements
  • Export data as CSV or PNG
  • Pro features for advanced analysis
Features
Read full description

SpectralScan turns your phone into a professional audio analysis tool. Real-Time Analyzer (RTA) Visualize your acoustic environment live with a high-resolution frequency spectrum. Adjust smoothing, peak hold, and frequency range on the fly. Sine Sweep Measurements Run a precision sine sweep and capture the full frequency response and impulse response of any speaker, room, or audio system. Spectrogram Watch frequency content evolve over time with a scrolling waterfall display. Compare & Export Save multiple measurements, overlay them for comparison, and export as CSV or PNG. Pro features: multiple sweep measurements, fine octave smoothing, peak frequency display, and additional color themes and more coming.

Screenshots

Decibel Meter X4 screens
SpectralScan Audio Analyzer dB4 screens

Verdict

The call

The clearest difference is in-app purchases: Decibel Meter X at none against SpectralScan Audio Analyzer dB's 1. SpectralScan Audio Analyzer dB's advantage is update cadence (every 9 days vs every 4 weeks). On price, 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

Both are free to download. SpectralScan Audio Analyzer dB sells 1 one-off in-app purchase. Decibel Meter X asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

SpectralScan Audio Analyzer dB holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 57 and 20 respectively.

UpkeepUpdate frequency

Decibel Meter X ships an update every 4 weeks, SpectralScan Audio Analyzer dB every 9 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
Decibel Meter X versus SpectralScan Audio Analyzer dB: the parameters behind the verdict, then further details
ParameterDecibel Meter XSpectralScan Audio Analyzer dB
PriceFreeFree
Rating4.7 (57 ratings)4.9 (20 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings57 — better20
Update frequencyEvery 4 weeksEvery 9 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.015.0 — better
Further details — not scored
Size6 MB16 MB
Age rating4+4+
Developer永超 侯Otsukare AB

Customer experience

Decibel Meter X

All ratings49 ratings
Positive98.0%
Neutral2.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

SpectralScan Audio Analyzer dB

All ratings18 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Decibel Meter X

No in-app purchases

1 purchases

SpectralScan Audio Analyzer dB

One-time1
  • SpectralScan Pro$11.99

Questions

Is Decibel Meter X free?
Decibel Meter X is free to download, with no in-app purchases.
Is SpectralScan Audio Analyzer dB free?
SpectralScan Audio Analyzer dB is free to download, with in-app purchases available.
Which has better reviews, Decibel Meter X or SpectralScan Audio Analyzer dB?
SpectralScan Audio Analyzer dB is rated higher. Decibel Meter X averages 4.7 out of 5 from 57 ratings, while SpectralScan Audio Analyzer dB averages 4.9 from 20 ratings.
Do Decibel Meter X or SpectralScan Audio Analyzer dB have ads?
Neither Decibel Meter X nor SpectralScan Audio Analyzer dB shows ads.
Which is updated more often, Decibel Meter X or SpectralScan Audio Analyzer dB?
Decibel Meter X ships an update every 4 weeks, and SpectralScan Audio Analyzer dB every 9 days. Most recently, Decibel Meter X was updated on October 30, 2026 and SpectralScan Audio Analyzer dB on October 31, 2026.

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