.sketch

What is a .sketch file?

The native file format for Sketch, a popular UI/UX design tool for macOS.

Safe format
Type Image
By Sketch B.V.
MIME application/zip

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What is it

The native file format for Sketch, a popular UI/UX design tool for macOS. Sketch files contain artboards, symbols, styles, and vector artwork. Sketch is Mac-only, which limits cross-platform collaboration.

Technical details
Full Name
Sketch Design File
MIME Type
application/zip
Developer
Sketch B.V.
Magic Bytes
50 4B 03 04
Safety
.sketch is a known, safe format.
What opens it
Sketch
$120/year macOS
Figma (import)
FREE Web
Lunacy
FREE All
FAQ
How do I open Sketch files on Windows?
Lunacy by Icons8 (free) opens Sketch files natively on Windows. You can also import Sketch files into Figma (free, web-based).
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