Real-time microphone control

Take full control of your mic.

GainMaster sits between your microphone and everything else adding precise gain boost, a tunable 10-band equalizer, and clean noise reduction with near-zero latency.

Download for Windows See how it works
  • < 5 ms added latency
  • 10-band parametric EQ
  • +30 dB clean boost

Works seamlessly with

Features

Everything your microphone was missing.

A focused toolkit for cleaner, louder, better-sounding audio — without the bloat.

Clean gain boost

Push quiet microphones up to +30 dB with smart limiting so you stay loud without clipping or distortion.

10-band equalizer

Shape your tone in real time with a parametric EQ. Save presets for music, voice, streaming, or podcasts.

Noise reduction

Suppress fans, keyboards, and background hum with an adaptive gate and AI-assisted denoise.

Near-zero latency

Built on a low-level audio engine that processes your signal in under 5 ms — no echo, no delay.

Virtual device output

Creates a virtual mic that every app can use. Process once, route your enhanced audio anywhere.

Lightweight & private

Under 12 MB, no accounts, no telemetry. Your audio never leaves your machine. Ever.

How it works

Set it up once. Forget it's there.

01

Install & select your mic

Pick any input device. GainMaster instantly creates a clean virtual output your apps can use.

02

Dial in your sound

Adjust gain, sweep the EQ, and set the noise gate. Hear every change live as you tune.

03

Use it everywhere

Select "GainMaster Virtual Mic" in Discord, OBS, or any app. Your processed audio is ready.

Specifications

Engineered to be invisible.

Professional-grade DSP that runs quietly in the background and respects your system resources.

Get GainMaster
  • Processing latency< 5 ms round-trip
  • Equalizer10-band parametric
  • Max boost+30 dB with limiter
  • Sample rates44.1 / 48 / 96 kHz
  • CPU usage< 2% on modern CPUs
  • Install size11.8 MB
  • PlatformWindows 10 & 11 (64-bit)
  • PrivacyOffline · No telemetry
Free download

Ready to sound better?

GainMaster is completely free — every feature, no accounts, no catch. Download it and take control of your mic in under a minute.

Download for Windows Free forever · Windows 10 & 11 (64-bit) · 11.8 MB