RTA Audio vs pro24bt
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RTA Audio
Analyze audio in real-time with detailed frequency spectrum and waveform visualizations. Record and export your audio analysis results, including spectrograms and frequency tables, for sharing or archiving.
- Real-time audio analysis (FFT)
- Recording and offline processing
- Spectrogram and waveform visualization
- Exportable analysis reports (PDF)
- Adjustable resolution and frequency scale
- Peak and RMS metering
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RTA Audio Realtime analyzer with recording and Visualizer module with export. ••• Realtime analyzer ••• Realtime analyzer gives you the ability to analyze realtime audio input (built-in microphone or external audio accessory inputs) using Fast Fourier Transform with selected window function. You can also record the input for future offline processing or export. ••• Visualizer ••• This module presents you the results of offline audio analysis. Selecting previously captured recording gives the graph view, spectrogram and waveform of the audio data. Simple controls gives you the ability to play, loop, seek and change rate of the recording synchronized with analysis data presentation. Export function allows you to share or archive your analysis. Resulting PDF document contains basic recording information, spectrogram, peak & RMS graph and frequency table data with maximum peaks (with the time of the occurrence in recording) ••• Features ••• Resolution: 1/2 - 1/96 Octave Logarithmic frequency scale Fixed frequency range (20 - 20kHz) Tone scale view C₀- H₈ (A₄ = 440Hz) Peak hold graph Peak average graph RMS average graph Pointer (watch) function Peak and RMS input meter ••• Audio input specification ••• Audio session mode - measurement Input gain control Sample rate: 48000 Hz Bit depth: Float32 Channel: 1(mono) Frequency range: 20Hz - 20kHz Dynamic range: -100dB - 0dB ••• FFT (Fast Fourier Transform) specification ••• Frame size: 8192 Overlap: from 60% to 90% Smoothing Window: Bartlett-Hann, Blackman, Blackman-Harris (default), Blackman-Nuttell, Cosine, Flat Top, Gauss, Hamming, Hann, Lanczos, Nuttall, Rectangular, Triangular Hardware acceleration
pro24bt
Control your Taramps audio processor remotely via Bluetooth. Adjust crossover, equalization, routing, and levels in real-time for precise sound system tuning. Features include a graphic equalizer, delay, and preset saving.
- Complete adjustments via app
- Real-time control via smartphone
- 15-band graphic equalizer
- Parametric input and output equalizer
- HPF and LPF crossover
- Alignment (Delay) per channel
- Saving and sharing presets
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Control your Taramps audio processor directly from your iPhone or iPad via Bluetooth connection. The app was developed to facilitate sound system adjustments, offering a practical, modern, and responsive interface to configure the processor's main features in real time. With it, you can adjust crossover, equalization, routing, output levels, audio generator, and other essential functions to achieve greater precision in adjusting your processor. Main Features: • Complete adjustments via app • Music playback via Bluetooth • Real-time control via smartphone • 15-band graphic equalizer • Parametric input and output equalizer • HPF and LPF crossover with advanced filters • Alignment (Delay) per channel • Phase control • Configurable limiter • Individual gain adjustment on outputs • Integrated audio generator • Saving and sharing presets • Real-time voltmeter • Quick shortcuts to favorite functions Ideal for: • Bob Box • In-car audio • Compact projects • Discreet installations • Systems with limited space • Projects without a traditional player • Car audio systems Note: To use all the app's features, a compatible Taramps audio processor is required. PRO 2.4BT + Audio Your smartphone in control of the sound.
Screenshots
Verdict
The clearest difference is rating: pro24bt at 5.0 against RTA Audio's 3.5. pro24bt also leads on review sentiment (100% vs 59%) and in-app purchases (none vs 1). RTA Audio's advantage is ratings volume (32 vs 2). On price, ads, device support and iOS requirement 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. RTA Audio sells 1 one-off in-app purchase. pro24bt asks for nothing beyond the download.
pro24bt holds the better App Store score, 5.0 against 3.5. That said, the two scores are not equally well evidenced: RTA Audio has 32 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 59% of RTA Audio's written reviews are positive against 100% of pro24bt's.
RTA Audio ships an update every 28 months, pro24bt every 3 weeks. The most recent releases landed on November 1, 2026 and November 5, 2026 respectively.
| Parameter | RTA Audio | pro24bt |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (32 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 58.5% of reviews | 100.0% of reviews — better |
| Number of ratings | 32 — better | 2 |
| Update frequency | Every 28 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 16.4 |
| Further details — not scored | ||
| Size | 2 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | New Ball s.r.o. | TARAMPS ELECTRONICS LTDA. |
Customer experience
RTA Audio
pro24bt
In-app purchases
RTA Audio
- Upgrade to full version$14.99
pro24bt
No in-app purchases
Questions
Is RTA Audio free?
Is pro24bt free?
Which has better reviews, RTA Audio or pro24bt?
Do RTA Audio or pro24bt have ads?
Which is updated more often, RTA Audio or pro24bt?
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