Audio Processing Tool for Professionals
Batchy & Friends
Graph-Based Audio Batch Processor
Build custom effect chains. Process thousands of files. Professional DSP.
Build custom effect chains. Process thousands of files. Professional DSP.
Drag-and-drop effect chains with unlimited complexity. Connect 30+ built-in processors in any configuration.
Apply your graph to thousands of audio files automatically. Parallel rendering for maximum speed.
Host your favorite third-party plugins directly in the node graph alongside native DSP.
EBU R128 compliant. LUFS metering, true peak detection, and automatic normalization.
Spectrum analyzer, level meters, waveform scope, vector scope, and phase correlation.
Load custom impulse responses. Low/high cut filters, pre-delay, reverse IR, ADSR envelope.
Preview effects in real time with Live mode, or render offline and A/B compare the final result with Processed mode.
Scriptable batch processing from the command line. Integrate into any audio pipeline.
Build sophisticated audio processing pipelines with the visual graph editor. Drag and drop nodes, connect them in any configuration, and chain unlimited processors together. Choose from 30+ built-in DSP nodes covering every aspect of professional audio processing.
Process thousands of audio files with a single click. Supports WAV, FLAC, MP3, AAC, AIFF, and OGG formats at sample rates from 8kHz to 192kHz with up to 64 channels. Smart token-based file naming gives you full control over output file organization.
Complete dynamics processing with compressor, limiter, gate, expander, and maximizer. Flexible EQ with 1-8 band parametric and tilt EQ. Spatial audio tools including surround upmixing (5.1/7.1/Atmos), 2D panner, and channel converter. Normalization modes for Peak, RMS, and LUFS targets with professional dithering.
Full VST3 and AU plugin hosting with out-of-process scanning for stability. Automate plugin parameters, open plugin editor windows, and seamlessly integrate third-party plugins with native Batchy nodes in the same graph.
Professional-grade audio processors covering every stage of your signal chain. Click any node to preview its settings.
Threshold, ratio, attack, release, makeup gain, and parallel compression mix.
Brick-wall limiting with automatic makeup gain and true peak detection.
Noise gate with adjustable threshold, attack, and release.
Dynamic range expansion from subtle to aggressive.
Lookahead limiting with oversampling and intelligent gain reduction.
1-8 bands with bell, shelf, pass, notch, and all-pass filters. 12/24/48 dB slopes.
Frequency-aware tilting for quick shelf-based tone shaping.
Multi-type filters with configurable slopes and resonance.
Split audio into 2-8 frequency bands for parallel processing.
Auto-match frequency response to a reference. Linear-phase FIR processing.
Custom impulse responses with low/high cut, pre-delay, reverse IR, and ADSR envelope.
Room size, damping, and width controls for classic reverb tones.
Stereo delay with feedback, filtering, and wet/dry mix.
Interactive spatial positioning for stereo and surround (5.1, 7.1, Atmos).
Stereo to 5.1/7.1/7.1.4 with Matrix, VBAP, and Ambisonics algorithms.
Arbitrary channel conversion from mono to 64 channels with intelligent mixing.
Multi-input channel mixing and routing.
Flexible channel routing and assignment.
Split multi-channel audio into individual channel streams.
±24 semitones with fine-tuning in cents and formant preservation.
Soft and hard clipping with tone shaping and output control.
Real-time FFT with adjustable resolution and pre/post comparison.
Peak, RMS, and LUFS metering with EBU R128 compliance.
Time-domain waveform visualization with zoom and pan.
Stereo phase visualization and correlation analysis.
Stereo phase relationship monitoring for mix compatibility.
Simple gain and attenuation control.
Peak, RMS, or LUFS target normalization with smooth gain.
Multi-input summing and mixing node.
Render to WAV, FLAC, MP3, AAC, AIFF, OGG with dithering and limiting.
Host any VST3 or AU plugin with parameter automation.
Beyond audio — annotate, document, and personalize your processing chains with visual nodes.
Add text annotations with custom fonts, sizes, colors, and alignment. Auto-sizing to fit your content.
Multi-line notes for documenting your signal chain. Double-click to edit inline.
Drop emoji markers anywhere in your graph. Built-in emoji picker with search and categories.
Directional arrows with 7 arrowhead styles, curved paths, dashed lines, and animated hover effects.
Freehand drawing with pen, brush, shapes, and text tools. Full undo/redo support.
Embed reference images directly in your graph. Fit, fill, stretch, or actual-size scaling modes.
Animated GIFs with built-in Giphy search. Browse, search, and drop animated images into your graph.
Rectangles and ellipses with configurable fill, stroke, and colors for visual grouping.
Inspirational audio engineering quotes in speech bubble, card, or minimal styles. Auto-rotation timer.