16+ iOS apps curated and reviewed
Big Stuff Harmonic Distortion is the household name in Fabfilter, but it's far from the only option. We track 16+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 5.0★ (12) | No | No | Sep 2026 | |
| 2 |  | Free | 4.4★ (8) | No | Yes | Sep 2026 | |
| 3 |  | $8.99 | 5.0★ (2) | No | No | Sep 2026 | |
| 4 |  | $29.99 | 4.7★ (47) | No | No | May 2026 | |
| 5 |  | $0.99 | 4.3★ (20) | No | No | Sep 2026 | |
| 6 |  | Free | 4.5★ (2) | No | Yes | Sep 2026 | |
| 7 |  | Free | 4.7★ (3.2K) | No | No | Sep 2026 | |
| 8 |  | Free | 4.4★ (132) | Yes | Yes | Sep 2026 |
This app emulates the sound of a legendary vintage distortion pedal, offering a violin-like sustaining tone. It functions as a standalone application, an AudioUnit v3 effect, or an Inter-App Audio effect for versatile music production.
This audio unit plugin emulates the classic Fairchild 670 tube compressor and limiter, offering its renowned sonic character. It provides comprehensive controls, including sidechain filters and boost, for detailed audio shaping. A free version is available for testing, with a one-time purchase to remove limitations.
This audio effect plugin offers multi-band compression and expansion with real-time visual feedback. It allows detailed manipulation of specific frequency ranges within your audio, ideal for mastering or individual track processing. Configure up to four bands with drag-and-drop controls for precise dynamic adjustments.
