Comparison

Spectrogram Pro (with super vs Audio Spectrum Analyzer Pro

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

Head to head
About

Spectrogram Pro (with super

Analyze sounds in real-time with spectral analysis. Discover hidden patterns in music, identify bird calls, or pinpoint annoying high-frequency noises. Save and share your visual sound analyses.

Highlights
  • Real-time spectral analysis
  • Adjustable FFT resolution
  • Logarithmic/linear frequency and amplitude scales
  • Multiple color schemes
  • Adjustable sensitivity
  • Save and share spectrogram images
  • Bode plot modes with averaging
Features
Read full description

Spectrogram Pro does a real-time spectral analysis of the sounds around you. You can use it for discovering hidden images in music, analyzing birdsongs or capturing that annoying high frequency whistling of your electronic device. You can choose between four FFT-resolutions, logarithmic or linear fequency and amplitude scale and four color-schemes and adjust the sensitivity. Also you can share and save the spectrogram-images. There are also bode plot-modes with averaging and maximum-calculation. The spectrogram is updated with 60Hz for a super-smooth and comfortable experience.

About

Audio Spectrum Analyzer Pro

Analyze sound frequencies in real-time with this powerful tool. It offers detailed octave band analysis, FFT plots, and various measurement scales. Supports multiple microphones and noise analysis features for accurate audio insights.

Highlights
  • Octave Band Real Time Analyzer
  • FFT Plot (Fast Fourier Transform)
  • Sound level meter (dB meter)
  • Noise Rating and Noise Criterion support
  • Support for external microphones
  • Pre-calibrated mic profiles
Features
Read full description

Audio Spectrum Analyzer is a powerful real-time audio analysis app. Full of features yet very simple to use. Sound level meter (db meter a-weighted, noise rating, noise criterion) included. Feature Highlights: • Octave Band Real Time Analyzer • FFT Plot (Fast Fourier Transform) • Linear and logarithm scales • Up to 16384 FFT size • A lot of available window functions • Tracking for max value • Max and Min for any selected frequency • Stunned graphics • Reliable measurement accuracy with pre-calibrated profiles for 3 device-integrated mics • Additional precision with integrated support and pre-calibrated profiles for AirPods, AirPods Pro • Safer measurements using the Airpods Pro noise cancellation feature • Support for external microphones (wired or via Bluetooth) • Noise Rating and Noise Criterion support And many many more... Terms of Use: https://www.iubenda.com/terms-and-conditions/94359518

Screenshots

Spectrogram Pro (with super3 screens
Audio Spectrum Analyzer Pro4 screens

Verdict

The call

The clearest difference is price: Audio Spectrum Analyzer Pro at Free against Spectrogram Pro (with super's $3.99. Audio Spectrum Analyzer Pro also leads on rating (4.4 vs 3.8) and ratings volume (239 vs 27). Spectrogram Pro (with super's advantage is in-app purchases (none vs 2) and update cadence (every 2 months vs every 7 months). On ads 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

Audio Spectrum Analyzer Pro is free to download; Spectrogram Pro (with super costs $3.99 up front. Audio Spectrum Analyzer Pro sells 2 in-app purchases, starting at $19.99 per year. Spectrogram Pro (with super asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Audio Spectrum Analyzer Pro holds the better App Store score, 4.4 against 3.8. That said, the two scores are not equally well evidenced: Audio Spectrum Analyzer Pro has 239 ratings behind it against 27, so its average is the more settled of the two. Written reviews complicate that: 68% of Spectrogram Pro (with super's written reviews are positive against 57% of Audio Spectrum Analyzer Pro's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Spectrogram Pro (with super ships an update every 2 months, Audio Spectrum Analyzer Pro every 7 months. The most recent releases landed on October 18, 2026 and October 20, 2026 respectively.

Scorecard8 real differences · 2 level
Spectrogram Pro (with super versus Audio Spectrum Analyzer Pro: the parameters behind the verdict, then further details
ParameterSpectrogram Pro (with superAudio Spectrum Analyzer Pro
Price$3.99Free — better
Rating3.8 (27 ratings)4.4 (239 ratings) — better
Positive reviews67.7% of reviews — better57.4% of reviews
Number of ratings27239 — better
Update frequencyEvery 2 months — betterEvery 7 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS7.0 — better13.0
Further details — not scored
Size1 MB40 MB
Age rating4+4+
DeveloperDominik SeiboldVlad Polyanskiy

Customer experience

Spectrogram Pro (with super

All ratings27 ratings
Positive63.0%
Neutral11.1%
Negative25.9%
Written reviews62 reviews
Positive67.7%
Neutral6.5%
Negative25.8%

Audio Spectrum Analyzer Pro

All ratings238 ratings
Positive85.3%
Neutral4.6%
Negative10.1%
Written reviews183 reviews
Positive57.4%
Neutral7.1%
Negative35.5%

Bugs and requests

Spectrogram Pro (with super

Not enough reviews yet to summarise bugs or requests.

Audio Spectrum Analyzer Pro

Reported bugs

11 issues
  • App crashes on iOS 16 and iOS 26 launches
  • FFT resolution not working after iOS updates
  • Graph display freezes or becomes unresponsive
  • Spectrograph mode too slow on newer iPhones
  • Frequency alignment issues with dynamic display
Show 6 more
  • App won't uninstall properly
  • Malware warnings appearing
  • Help links and support pages broken/dead
  • Incorrect dB level readings (off by ~20dB)
  • Recording functions non-functional
  • Half black screen in certain orientations

Requested features

11 requests
  • Audio file upload capability
  • White noise/test signal generator
  • Microphone calibration file support
  • Recording functionality with timestamp
  • Multiple frequency cursors for comparison
Show 6 more
  • Ability to compare before/after curves
  • Adjustable dB level zoom/scaling
  • Saved settings and personalizations
  • Audio Unit (AUV3) plugin support
  • Peak hold reset button
  • Time-domain recording in spectrograph mode

In-app purchases

None

Spectrogram Pro (with super

No in-app purchases

2 purchases

Audio Spectrum Analyzer Pro

Subscriptions1
  • Premium Mode7 Days trial$19.991 Year
One-time1
  • Premium Pack$29.99

Questions

Is Spectrogram Pro (with super free?
Spectrogram Pro (with super costs $3.99, with no in-app purchases.
Is Audio Spectrum Analyzer Pro free?
Audio Spectrum Analyzer Pro is free to download, with in-app purchases available.
Which has better reviews, Spectrogram Pro (with super or Audio Spectrum Analyzer Pro?
Audio Spectrum Analyzer Pro is rated higher. Spectrogram Pro (with super averages 3.8 out of 5 from 27 ratings, while Audio Spectrum Analyzer Pro averages 4.4 from 239 ratings.
Do Spectrogram Pro (with super or Audio Spectrum Analyzer Pro have ads?
Neither Spectrogram Pro (with super nor Audio Spectrum Analyzer Pro shows ads.
Which is updated more often, Spectrogram Pro (with super or Audio Spectrum Analyzer Pro?
Spectrogram Pro (with super ships an update every 2 months, and Audio Spectrum Analyzer Pro every 7 months. Most recently, Spectrogram Pro (with super was updated on October 18, 2026 and Audio Spectrum Analyzer Pro on October 20, 2026.

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