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Audio Spectrum Analyzer dB RTA

Audio Analysis · Free + IAP
B Tier
Good · #6 of 6
75
4.5★3.0K ratings
Free + IAPprice
1.1ysince update
  • iPhone
  • iPad

What is Audio Spectrum Analyzer dB RTA?

Audio Spectrum Analyzer dB RTA shows the levels of the various frequencies in an audio signal using FFT and octave band displays. It includes an integrated sound level meter with dB-A weighting for measuring ambient noise. It is suited to hi-fi enthusiasts and A/V engineers tuning home cinema, car stereo, and subwoofers.

Pricing. Audio Spectrum Analyzer dB RTA is free to download, with in-app purchases on the App Store.

Good for

  • Tuning a home cinema, car stereo, or subwoofers
  • Measuring ambient noise levels in everyday settings
  • Viewing frequency levels with FFT or 1/3 and 1/6 octave bands

Screenshots

1 / 4

Why this app is in B tier

Audio Spectrum Analyzer dB RTA scores 75 out of 100: rating 80, rating count 77, App Store search rank 98, update recency 47. The four parts are averaged with no weights, and B tier follows from that score within this list. The full explanation, as data.

Description

Spectrum Analyzer is full of fantastic advanced features you won’t find elsewhere easily! This app offers a fast and accurate spectrum analysis suitable for both amateur hi-fi enthusiasts and professional A/V engineers. This incredibly precise, pro level tool is perfect for tuning your home cinema, car stereo, subwoofers, and more. Spectrum analyser gives insight into your sounds and deconstructs the audio spectrum, showing the levels of the various frequencies in your audio signal. The built-in sound meter provides high-quality measurement results when measuring ambient noise levels in a multitude of real-life scenarios. Features include- ● Octave Band Real-Time Analyzer ● FFT Plot - Fast Fourier Transform ● Smooth HD Graphics ● Multispectral Harmonic Analyzer ● Integrated Sound Level Meter (dB-A weighted) FFT Features ● FFT size from 256 to incredible 16384 ● Hold Max and (unique feature) Min peaks ● Linear and Logarithm scales ● Various window functions: Rectangle, Hanning, Hamming, Tukey, Cosine, Lanczos, Blackman ● Max frequency live tracking ● Selected frequency live tracking ● Fullscreen mode Octave RTA features ● Bars and unique spline plot modes ● Full, 1/3, 1/6 octav

Compare in Audio Analysis

MeasureAudio Spectrum Analyzer dB RTADecibel Meter UltraDecibel X PRO
TierBAA
Score75 / 10083 / 10086 / 100
Rating4.5 ★4.6 ★4.7 ★
Ratings3.0K2.5K6.9K
Last update388d ago33d ago11d ago
PriceFree + IAPFree + IAP$69.99

Alternatives

See all 5 ›
  1. Decibel XFree download · ★ 4.6S
  2. AudioTools, dB, Sound & Audio$19.99 + IAP · ★ 4.8A
  3. DecibelFree download · ★ 4.6A

Questions about Audio Spectrum Analyzer dB RTA

Is the app free to install?

The app is free to download. The App Store listing also states that in-app purchases are available.

Can it measure sound level in decibels?

Yes. The listing describes an integrated sound level meter with dB-A weighting, which it says can measure ambient noise levels in a range of real-life scenarios.

What analysis views are included?

The listing describes an FFT plot with sizes from 256 to 16384, several window functions, and an octave band real-time analyzer with full, 1/3, and 1/6 octave modes, plus a harmonic analyzer.

Is Audio Spectrum Analyzer dB RTA free?

Audio Spectrum Analyzer dB RTA is free to download, with in-app purchases.

What is Audio Spectrum Analyzer dB RTA good for?

Audio Spectrum Analyzer dB RTA is built for tuning a home cinema, car stereo, or subwoofers, measuring ambient noise levels in everyday settings, viewing frequency levels with FFT or 1/3 and 1/6 octave bands. It sits in the audio analysis list on AppTierList.

Is Audio Spectrum Analyzer dB RTA worth it?

Audio Spectrum Analyzer dB RTA is B tier, ranked #6 of 6 audio analysis apps with a score of 75 out of 100, from a 4.5 App Store rating across 3,040 ratings. Good, and 5 apps rank above it.

How does Audio Spectrum Analyzer dB RTA compare to Decibel Meter Ultra?

Audio Spectrum Analyzer dB RTA is B tier at 75; Decibel Meter Ultra is A tier at 83. Decibel Meter Ultra ranks higher. Audio Spectrum Analyzer dB RTA is free to download, with in-app purchases, Decibel Meter Ultra is free to download, with in-app purchases.

How often is Audio Spectrum Analyzer dB RTA updated?

Audio Spectrum Analyzer dB RTA was last updated over a year ago, on 2025-09-29, which holds its tier down.

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All the facts

List
Audio Analysis (B tier, #6)
Tier
B (Good)
Score
75 / 100
Rank in list
#6 of 6
Ranking certainty
settled
Price
Free + IAP
App Store rating
4.5 out of 5
Number of ratings
3,040
Current version
(388 days ago)
App Store data read
App Store category
Music
Good for
Tuning a home cinema, car stereo, or subwoofers, Measuring ambient noise levels in everyday settings, Viewing frequency levels with FFT or 1/3 and 1/6 octave bands
Requires
iOS 15 or later
Size
24 MB
Age rating
4+
Languages
9
Runs on
iPhone, iPad
Developer pages
Support · Privacy policy
Maker
unclaimed
As data
JSON · why it ranks here

App Store data read · ranking · how it is computed