Official download

Download Lean for Windows.

The official installer for 64-bit Windows 10 and 11. Free, with no account and no bundled offers.

Lean Browser for Windows

Windows 10 and 11 · 64-bit

Signed installer · SHA-256 published beside the file

Before you run it

One installer. No wrappers.

The button downloads the installer directly from useleanbrowser.com. It does not pass through a download portal.

Windows may show a SmartScreen warning while a new signed application builds reputation. The published hash lets you verify the file you received.