Audio Spectrum Analyzer Pro vs AUDIIO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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
AUDIIO
Visualize audio in real-time with various data graphs like RTA Bar, FFT, and Spectrogram. Offers full octave and 1/3 octave analysis with linear or logarithmic scales. Displays peak and current dB data in a sleek, functional interface.
- Real-time audio analysis
- RTA Bar / Line Graph
- FFT and Spectrogram visualization
- Full Octave and 1/3 Octave analysis
- Linear / Logarithmic scale
- Peak and current dB data
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Audiio is a real-time audio analyzer app. - Visualize audio in various data graph (RTA Bar / Line Graph, FFT, Spectrogram) - Full Octave, 1/3 Available - Linear / Logarithm scale at your disposal - Peak dB data / current dB data - Sleek UI (Functional & Elegant)
Screenshots
Verdict
Audio Spectrum Analyzer Pro and AUDIIO both sit at 4.4 stars, but that hides the real split: 57% of Audio Spectrum Analyzer Pro's written reviews are positive against 0% of AUDIIO's. Audio Spectrum Analyzer Pro also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.6). AUDIIO's advantage is update cadence (every 3 months vs every 7 months). On price, rating, ratings volume 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
Both are free to download. Audio Spectrum Analyzer Pro sells 2 in-app purchases, starting at $19.99 per year and AUDIIO sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.4 for Audio Spectrum Analyzer Pro against 4.3 for AUDIIO. Both are backed by a comparable volume of ratings — 239 and 100 respectively. Written reviews are what separate them: 57% of Audio Spectrum Analyzer Pro's written reviews are positive against 0% of AUDIIO's.
Audio Spectrum Analyzer Pro ships an update every 7 months, AUDIIO every 3 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.
| Parameter | Audio Spectrum Analyzer Pro | AUDIIO |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (239 ratings) — better | 4.3 (100 ratings) |
| Positive reviews | 57.4% of reviews — better | 0.0% of reviews |
| Number of ratings | 239 — better | 100 |
| Update frequency | Every 7 months | Every 3 months — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 40 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | Vlad Polyanskiy | BetaMatters |
Customer experience
Audio Spectrum Analyzer Pro
AUDIIO
Bugs and 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
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- 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
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- 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
AUDIIO
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Audio Spectrum Analyzer Pro
- Premium Mode7 Days trial$19.991 Year
- Premium Pack$29.99
AUDIIO
- No Ads$4.99
Questions
Is Audio Spectrum Analyzer Pro free?
Is AUDIIO free?
Which has better reviews, Audio Spectrum Analyzer Pro or AUDIIO?
Do Audio Spectrum Analyzer Pro or AUDIIO have ads?
Which is updated more often, Audio Spectrum Analyzer Pro or AUDIIO?
Other comparisons
