Comparison

Sound Analyzer 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

Sound Analyzer

Features
Read full description

Sound Analyzer - dB Meter is a professional sound level measurement app that turns your iPhone into a precise decibel meter. FEATURES: • Real-time decibel measurement (dB) • Visual sound level indicator with color zones • Peak and average noise level tracking • Clean, intuitive interface PERFECT FOR: • Checking noise levels at home or work • Monitoring sound at concerts and events • Ensuring safe listening environments • Educational purposes The app uses your device's microphone to measure ambient sound levels and displays results in real-time. Color-coded indicators help you quickly understand if noise levels are safe (green), moderate (yellow), or potentially harmful (red). PRO FEATURES: • Extended graphs and history • Frequency weighting (dBA/dBC) • Calibration tools • Custom alerts • CSV export • Ad-free experience Subscription and One-Time Purchase Information: Access to premium features can be obtained through a subscription or a lifetime purchase: • Pro Weekly: $1.99 per week • Pro Annual: $19.99 per year (includes 3-day free trial) • Pro Lifetime: $29.99 one-time purchase Subscription Terms: Payment will be charged to your iTunes Account at confirmation of purchase. Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Account will be charged for renewal within 24-hours prior to the end of the current period. Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. Privacy Policy: https://stasfolt44-star.github.io/soundlevelmeter-app/privacy.html Terms of Use: https://stasfolt44-star.github.io/soundlevelmeter-app/terms.html Note: For reference use only. Results may vary depending on device calibration.

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

Sound Analyzer4 screens
SpectralScan Audio Analyzer dB4 screens

Verdict

The call

The clearest difference is iOS requirement: SpectralScan Audio Analyzer dB at 15.0 against Sound Analyzer's 17.0. On price, update cadence, ads and in-app purchases 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. Sound Analyzer sells 3 in-app purchases, starting at $1.99 per 7 days and SpectralScan Audio Analyzer dB sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Sound Analyzer ships an update fortnightly, SpectralScan Audio Analyzer dB every 9 days. The most recent releases landed on October 8, 2026 and October 19, 2026 respectively.

Scorecard1 real difference · 8 level
Sound Analyzer versus SpectralScan Audio Analyzer dB: the parameters behind the verdict, then further details
ParameterSound AnalyzerSpectralScan Audio Analyzer dB
PriceFreeFree
Rating—4.9 (12 ratings) — better
Number of ratings—12 — better
Update frequencyFortnightlyEvery 9 days — better
AdsNoNo
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size5 MB16 MB
Age rating4+4+
DeveloperStas FolteaOtsukare AB

In-app purchases

3 purchases

Sound Analyzer

Subscriptions2
  • Pro Weekly$1.997 Days
  • Pro Annual$19.991 Year
One-time1
  • Lifetime Pro$29.99
1 purchases

SpectralScan Audio Analyzer dB

One-time1
  • SpectralScan Pro$9.99

Questions

Is Sound Analyzer free?
Sound Analyzer is free to download, with in-app purchases available.
Is SpectralScan Audio Analyzer dB free?
SpectralScan Audio Analyzer dB is free to download, with in-app purchases available.
Do Sound Analyzer or SpectralScan Audio Analyzer dB have ads?
Neither Sound Analyzer nor SpectralScan Audio Analyzer dB shows ads.
Which is updated more often, Sound Analyzer or SpectralScan Audio Analyzer dB?
Sound Analyzer ships an update fortnightly, and SpectralScan Audio Analyzer dB every 9 days. Most recently, Sound Analyzer was updated on October 8, 2026 and SpectralScan Audio Analyzer dB on October 19, 2026.

Other comparisons