# Noise Blocker

> Noise Blocker is a Windows application from Closed Loop Labs that removes background noise from a microphone in real time.

## Product

- [Product overview](https://closedlooplabs.com/): Features, supported use cases, pricing, and free usage.
- [Download and setup](https://closedlooplabs.com/instructions): Current Windows installer and setup information.
- [Frequently asked questions](https://closedlooplabs.com/noise-blocker/faq): Platform support, latency, trial, licensing, and renewals.
- [Changelog](https://closedlooplabs.com/noise-blocker/changelog): Published releases, fixes, and improvements.
- [Noise Blocker 3 announcement](https://closedlooplabs.com/noise-blocker/announcements/noise-blocker-3): Overview of the version 3 release.

## Product screenshots

- Dashboard ([WebP](https://closedlooplabs.com/static/noise-blocker-3/dashboard.webp) | [JPEG](https://closedlooplabs.com/static/noise-blocker-3/dashboard.jpg)): Noise cancellation, voice gate, input device, and audio monitor controls.
- Settings ([WebP](https://closedlooplabs.com/static/noise-blocker-3/settings.webp) | [JPEG](https://closedlooplabs.com/static/noise-blocker-3/settings.jpg)): Microphone shortcut, virtual microphone, and startup settings.
- Setup ([WebP](https://closedlooplabs.com/static/noise-blocker-3/setup.webp) | [JPEG](https://closedlooplabs.com/static/noise-blocker-3/setup.jpg)): Microphone selection, test recording, and app connection flow.

## Guides

- [Reduce microphone background noise on Windows](https://closedlooplabs.com/guide/reduce-microphone-background-noise-windows)
- [Reduce keyboard noise in Discord](https://closedlooplabs.com/guide/how-to-reduce-keyboard-noise-in-discord)
- [Reduce noise in a call center](https://closedlooplabs.com/guide/how-to-reduce-noise-in-a-call-center)
- [Push-to-talk in Windows](https://closedlooplabs.com/guide/push-to-talk-in-windows)
- [Krisp AI vs Noise Blocker](https://closedlooplabs.com/guide/krisp-ai-vs-noise-blocker)
- [Noise gate vs noise suppression vs voice isolation](https://closedlooplabs.com/guide/noise-gate-vs-noise-suppression-vs-voice-isolation)