FabFilter Pro-Q 4 – Professional Equalizer Plug-in
FabFilter Pro-Q 4 is the latest evolution of the industry-leading EQ plug-in trusted by professional mixing and mastering engineers worldwide. Known for its exceptional sound quality, intuitive workflow, and rich feature set, Pro-Q 4 brings a host of innovative upgrades while preserving the clean, intelligent interface that made it a modern classic.
Whether you’re mixing vocals, mastering a track, or surgically removing resonances, Pro-Q 4 delivers ultra-precise control, dynamic EQ processing, and creative possibilities beyond traditional equalizers. Available in VST, VST3, CLAP, AU, AAX Native, and AudioSuite formats.
What’s New in FabFilter Pro-Q 4
While Pro-Q 4 retains the sleek visual aesthetic of its predecessor, it introduces a powerful set of new features designed to elevate both your sound and workflow:
- Spectral Dynamics – Precisely treat problem frequencies in a dynamic way, with more efficiency and accuracy.
- EQ Sketch – Simply draw the EQ curve you want with your mouse for faster, more intuitive equalizing.
- Instance List – View and manage all Pro-Q instances across your session from a single interface.
- Character Modes – Add analog-style warmth and color with selectable vintage saturation modes.
- Enhanced Dynamic EQ – Now with attack/release control and free side-chain filtering for greater flexibility.
- Fractional Slope Filters – Apply filters with precision using custom slope values (e.g., 3.5 dB/oct).
- Improved Linear Phase Processing – Delivering higher precision and reduced phase distortion.
- New Filter Shapes – Includes an all-new All-Pass filter for advanced processing techniques.
- Copy & Paste Bands – Transfer settings between plug-in instances or within sessions quickly.
- Fresh Interface – Enhanced visual feedback and updated design for smoother navigation.
Core Features of FabFilter Pro-Q 4
All the beloved features from Pro-Q 3 are still here — now refined and expanded:
- Exceptional sound quality with zero-latency, natural phase, and linear phase modes
- Up to 24 fully parametric EQ bands with flexible shapes and universal slope support
- Dynamic EQ per band with intelligent auto-thresholding and visual feedback
- EQ Match for quick referencing and tonal matching
- Resizable GUI and full-screen mode for precision editing
- Stereo, Mid/Side, Left/Right channel processing options
- Spectrum Grab – grab frequencies directly from the spectrum analyzer
- Intelligent Band Solo Mode – hear individual bands in isolation
- GPU-accelerated graphics for ultra-smooth UI performance
- Interactive help system, undo/redo, A/B comparison
- Support for Pro Tools hardware control surfaces and MIDI Learn
- Multiple display ranges (3 dB, 6 dB, 12 dB, 30 dB) for different mixing and mastering needs
System Compatibility
- Available in: VST, VST3, CLAP, AU (Audio Units), AAX Native, and AudioSuite
- Compatible with all major digital audio workstations (DAWs)
Why Choose FabFilter Pro-Q 4?
With a proven reputation for quality and versatility, FabFilter Pro-Q 4 continues to set the standard for digital equalizers. Whether you’re a seasoned audio engineer or a passionate producer, Pro-Q 4 offers unmatched precision, speed, and creativity for EQ tasks of all kinds. From transparent surgical EQ to warm analog-style coloring, it’s your go-to solution for professional equalization.
Upgrade your sound. Upgrade your workflow. Choose FabFilter Pro-Q 4.