FFT AUv3 Visualizer vs Üb
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FFT AUv3 Visualizer
This real-time spectral analyzer visualizes audio into spectrograms with high precision. It offers advanced features like mel-scale mapping and intelligent color coding to help musicians and audio engineers analyze sound frequencies for mixing, mastering, and sound design.
- Real-time spectral analysis
- High-resolution 4096-sample FFT
- Mel-scale frequency mapping
- 90dB dynamic range with intelligent color mapping
- Resizable interface
- 60Hz display with 75% overlap
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FFT is a real-time spectral analyzer designed specifically for musicians, producers, and audio engineers who demand precision in their frequency domain analysis. This plugin transforms your audio into visual spectrogram, featuring a high-resolution 4096-sample FFT engine that captures every nuance of your sound. With its advanced Blackman-Harris windowing and mel-scale frequency mapping, FFT provides perceptually accurate frequency representation that mirrors how your ears actually hear music. The plugin offers 90dB dynamic range with intelligent color mapping that highlights different frequency bands—from deep blues for sub-bass through vibrant greens for midrange to warm reds for sparkling highs. Whether you're mixing, mastering, sound designing, or analyzing acoustic spaces, FFT's real-time 60Hz display with 75% overlap ensures smooth, responsive visualization that helps you make critical EQ decisions, identify problematic frequencies, monitor stereo imaging, and understand the spectral content of your tracks with scientific precision. The resizable interface adapts to your workflow, making it an indispensable tool for any serious audio professional seeking to visualize and understand their sound in the frequency domain.
Üb
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Üb helps choir members practice their repertoire anytime and anywhere. With Üb, singers can download rehearsal tracks provided by their choir and practice each voice part individually. Whether preparing for rehearsal, learning a new piece, or reviewing difficult passages, Üb makes choir practice more flexible and effective. Key Features • Download choir rehearsal tracks directly to your device • Create your own mix by adjusting voice parts • Mute or isolate individual voices • Loop difficult sections for focused practice • Adjust playback speed to learn passages more easily • Practice offline after downloading songs Üb is designed specifically for choirs and vocal ensembles. Choir administrators can upload rehearsal material through the Üb admin portal, making it easy for singers to access the latest repertoire. Practice smarter, rehearse efficiently, and come prepared to your next choir rehearsal.
Screenshots
Verdict
The clearest difference is price: Üb at Free against FFT AUv3 Visualizer's $0.99. Üb also leads on update cadence (monthly vs every 8 months) and iOS requirement (12.0 vs 15.0). On ads, in-app purchases 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
Üb is free to download; FFT AUv3 Visualizer costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
FFT AUv3 Visualizer ships an update every 8 months, Üb monthly. The most recent releases landed on October 1, 2026 and October 2, 2026 respectively.
| Parameter | FFT AUv3 Visualizer | Üb |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 8 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 12 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | DiscoDSP LLC | Sebastian Bilz |
In-app purchases
FFT AUv3 Visualizer
No in-app purchases
Üb
No in-app purchases









