RDTap vs LSV RTA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RDTap
Control and configure SUB 90XX series subwoofers with access to internal parameters. Offers professionally tuned presets for seamless integration with top speakers and supports rapid setup for ground stacking or sub cluster configurations.
- Access internal subwoofer parameters
- Advanced Crossover Engine (ACE) presets
- Professionally tuned level and phase matching
- Ground stacking and sub cluster configuration
- Rapid setup for speaker designs
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RDTap is dedicated to the SUB 90XX family of touring subwoofers (https://www.rcf.it/en/sub-9000-series), providing full access to their internal parameters. Several presets are available for their internal Advanced Crossover Engine (ACE), offering a professionally tuned match, both in level and phase, between the subwoofer itself and a selection of top speakers. In addition, a Ground Stacking or Sub Cluster combination of up to 3 subwoofers and one or more top speakers (defined as Design) can be rapidly defined and configured, with simple programming steps.
LSV RTA
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LSV RTA es un analizador de espectro en tiempo real pensado para técnicos de sonido, músicos e instaladores que necesitan visualizar rápidamente el comportamiento del audio. Con vista de barras RTA, espectrograma, marcadores de frecuencia, ponderación A/C/Z y modos de velocidad, LSV RTA te ayuda a identificar resonancias o feedbacks y tomar mejores decisiones desde tu iPhone o iPad. Una herramienta práctica, visual y directa para llevar el análisis de audio siempre contigo.
Screenshots
Verdict
The clearest difference is update cadence: LSV RTA at every 5 days against RDTap's fortnightly. On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
RDTap ships an update fortnightly, LSV RTA every 5 days. The most recent releases landed on October 4, 2026 and September 27, 2026 respectively.
| Parameter | RDTap | LSV RTA |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| Update frequency | Fortnightly | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 36 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | RCF spa | Ramiro Contreras Leon |
In-app purchases
RDTap
No in-app purchases
LSV RTA
No in-app purchases
