FabFilter Pro-Q 4

About FabFilter Pro-Q 4

FabFilter Pro-Q 4 is an equalizer plugin for producers and mixing and mastering engineers, combining precise tonal shaping with dynamic and spectral processing.

• Up to 24 EQ bands with per-band mid/side or left/right processing.
• Dynamic EQ offers adjustable attack and release, side-chain filtering and external triggering.
• Spectral dynamics targets individual problem frequencies within a selected band.
• EQ Sketch lets you draw an EQ curve to establish initial settings.
• The Instance List lets you view and control other Pro-Q 4 instances in your session.
• Zero Latency, Natural Phase and Linear Phase modes suit different processing needs.

Use it for corrective EQ and tonal shaping across individual tracks, buses and masters.

System Requirements for FabFilter Pro-Q 4

Windows requirements

• Windows 11, 10, 8, 7 or Vista, 32-bit or 64-bit.
• Plugin formats: VST2, VST3, CLAP and AAX Native.
• Supported hosts: VST2, VST3 or CLAP-compatible host, or Pro Tools.

macOS requirements

• macOS 10.13 or higher, 64-bit only.
• Plugin formats: VST2, VST3, AU, CLAP and AAX Native.
• Intel or Apple Silicon processor.
• Supported hosts: AU, VST2, VST3 or CLAP-compatible host, or Pro Tools.