Sotto · Office #39,758

What it is

Calls itself “noise-cancelling microphone”.

• Calls itself: noise-cancelling microphone

“…noise-cancelling microphone”

Where it puts itself

Positions itself as an alternative to Krisp. Rules out “account or cloud”.

• Alternative to: Krisp
• Says it will not: account or cloud

“A no-subscription alternative to Krisp's core feature.”

“…needs no account or cloud”

What it costs

A free tier, free forever.

• Free plan: free forever

“Free and open source (MIT).”

Who it sells to

Sells to consumers.

• Sells to: consumers

“Free, local noise cancellation for your Mac”

How it runs

A desktop app for macOS. Runs locally and works offline. Open source. AI is the core of the product.

• Kind: desktop
• Runs on: macOS
• Runs where: on the device, offline
• Open source: yes
• AI role: core to the product

“DeepFilterNet3 entirely on your device, ships its own audio driver”

“Free, local noise cancellation for your Mac”

What it works with

Replaces Krisp. Built on DeepFilterNet3. Names Discord, Google Meet and 3 more on its pages.

• Replaces: Krisp
• Built on: DeepFilterNet3
• Names: Discord · Google Meet · OBS · +2

“It runs DeepFilterNet3 entirely on your device, ships its own audio driver (no virtual cables), and needs no account or cloud.”

“Sotto removes background noise from your microphone in any macOS call app — Zoom, Google Meet, Teams, Discord, OBS.”

What it offers as proof

In beta. Try it without signing up. Publishes docs.

• Stage: beta
• Trial asks for: nothing

“Status: v0.1 developer preview.”

“…needs no account or cloud.”