Librnnoisevstdll 🎁 Editor's Choice

Highly effective at eliminating constant background drones, such as loud PC fans or appliance noise. It is generally more adaptive than traditional noise gates because it allows speech to pass while actively filtering underlying noise.

It is strictly optimized for 48000 Hz ; using other sample rates can lead to severe audio issues.

Click the icon in the bottom left of the filters window and choose VST 2.x Plug-in . librnnoisevstdll

float in_frame[480]; // input audio (noisy) float out_frame[480]; // output audio (denoised)

: The algorithm analyzes incoming audio in short frames (typically 10ms chunks), extracts 40-dimensional MFCC (Mel-Frequency Cepstral Coefficient) features, and processes them through a compact but powerful GRU neural network. This network is specifically trained to distinguish between speech patterns and noise patterns based on real-world audio data. Click the icon in the bottom left of

To use RNNoise as a VST (Virtual Studio Technology) plugin on Windows, you will typically need the Werman implementation which provides the easy-to-use DLL files.

NVIDIA Broadcast uses GPU-accelerated AI models that can produce studio-quality noise removal, often surpassing RNNoise's raw quality. However, Broadcast requires a compatible NVIDIA GPU and typically consumes 2-3 GB of VRAM while active. To use RNNoise as a VST (Virtual Studio

: Unlike standard noise gates, it is designed to filter out complex, non-static noises such as

By utilizing a VST host router (like VoiceMeeter Banana or Light Host), you can pass your microphone through librnnoisevstdll before routing it to Discord, Zoom, or Microsoft Teams, ensuring pristine clarity during meetings and gaming sessions. Performance, Pros, and Cons