250+ iOS apps curated and reviewed
The best stx dsp apps on iPhone average 2.8★ across 250+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.7★ (426) | No | No | Oct 2026 | |
| 2 |  | Free | — | No | No | May 2026 | |
| 3 |  | Free | 2.0★ (1) | No | No | Oct 2026 | |
| 4 |  | Free | — | No | No | May 2026 | |
| 5 |  | Free | — | No | No | Jul 2026 | |
| 6 |  | Free | — | No | No | May 2026 | |
| 7 |  | Free | 3.0★ (1) | No | No | May 2026 | |
| 8 |  | Free | — | No | No | May 2026 |
Control your Stetsom audio system directly from your smartphone. Adjust your automotive sound system in real-time and monitor technical information with this app. Explore features in demo mode if you don't own a compatible processor.
Control specific digital sound processor models with a user-friendly interface. Adjust channel routing, gain, crossover, equalization, and more in real-time from your smartphone or tablet. Includes a demo mode for learning.
