● Free · No install · Runs in your browser

Draw, view, convert & host —
all in one place.

ZeroScale is a free toolkit for engineers and businesses. Make technical drawings, open CAD files, work with PDFs and images, and share media — without buying or installing anything.

CAD drawing · 3D/DXF viewer · 20+ PDF & image tools · image & video hosting
The toolkit

Four tools, one browser tab.

Each one works on its own — pick what you need.

Why ZeroScale

Simple, private, and free.

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Private by design

Files are processed in your browser, not uploaded to a server.

Nothing to install

Open a link and start. Works on phone, tablet and desktop.

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Free to use

The core tools are free — no sign-up needed to get going.

Pick a tool and start.

No sign-up, no install. Everything runs right in your browser.

Open ZS CAD →