Tritik has released Visu, a free spectrogram plugin for real-time audio analysis and visual feedback. Available for Windows and macOS in VST3, AU, and AAX formats, Visu offers an intuitive way to explore and understand the frequency content of your sounds.
A spectrogram displays the frequency spectrum of a signal over time, with amplitude represented by color. This makes it useful for identifying transients, examining pitch and harmonics, and detecting background noise or frequency buildup.
Enhanced Visualization with Time-Frequency Reassignment
Visu offers two viewing modes: a classic spectrogram and an enhanced mode that delivers increased clarity. The enhanced mode uses time-frequency reassignment, a method that sharpens detail by repositioning energy to more accurate locations using phase data. The result is better transient resolution and cleaner pitch visualization.
This makes Visu more than just a basic visualizer – it’s a tool for in-depth spectral insight, useful for producers, engineers, and sound designers who need precision.
Designed for Usability and Clarity
This free spectrogram plugin provides flexibility with a range of useful features. You can choose between linear and logarithmic frequency scales, scroll or static display modes, and different FFT sizes. The plugin also includes real-time frequency readouts, a freeze function, and PNG export for capturing visuals.
The free version is fully usable in black-and-white mode, with optional upgrades that unlock over 40 color maps, many designed to be color-blind friendly.
Features
- Classic and Enhanced spectrogram modes
- Time-frequency reassignment for detailed analysis
- Adjustable FFT size and draw modes
- Linear or logarithmic frequency scales
- Real-time frequency readout under cursor
- Freeze display and PNG export
- HiDPI support for sharp visuals
- 40+ optional color maps (full version)
- Free version fully usable (black & white mode)
- VST3, AU, and AAX support for PC and Mac
Free Download
The Visu free spectrogram plugin is available for download at the Tritik website.
