Free Mac utility

Korinotch - Format Converter

Convert audio, video, and images by dropping files on the notch

Free download — Sign in or create a free account (email verification required).

macOS 14.0+ · Open the DMG, drag Format Converter to Applications · v1.0.0

About Format Converter

Drag audio, video, or image files to your MacBook notch, pick a target format, and convert in one step. Supports the 10 most common conversions.

Overview

Switching formats usually means opening a heavy app or CLI. Format Converter accepts drops on the Korinotch notch, detects what you brought, and offers common output formats—audio, video, and image conversions in one native step.

Key features

Notch-first workflow

Drag files to the notch—the same muscle memory as File Shelf and other Korinotch utilities.

Audio, video, and image

Covers the ten most common conversion paths designers and creators need day to day.

Automatic input detection

The app recognizes what you dropped and shows sensible output formats—less guessing file extensions.

Why download Format Converter

  • Notch-first workflow
  • Audio, video, and image
  • Automatic input detection
  • One-step convert

Perfect for

  • Exporting clips for social posts
  • Converting screenshots and assets
  • Quick audio format changes
  • Creators on a single MacBook

Install on your Mac

  1. Create a free account and verify your email.
  2. Sign in on this page, then click Download DMG.
  3. Open the disk image and drag Korinotch - Format Converter to Applications.
  4. Launch from Applications — look for the menu bar icon.

FAQ

Why do I need to sign in?

Free downloads are tied to your Korinotch account so we can prevent abuse and keep installers notarized and up to date. No paid subscription is required.

Is this app really free?

Yes. No subscription and no in-app purchases for the core utility.

Does it collect my data?

Mini apps do not include analytics. Your account is only used for sign-in and download access.

Want more tools in one app?

Korinotch bundles 20+ Mac utilities in one native notch command center.