Install

sphere.exe ships as a single Windows executable for 64-bit Windows 10 and 11.

Steps

Sign in to your account at sphere-exe.com and open the Dashboard.
Click Download client to grab the latest installer.
Run the installer. Windows SmartScreen may warn about an unsigned executable on first launch — click More info → Run anyway.
Open the EVE Online client first and log in to one or more characters.
Launch sphere.exe and paste the license key from the dashboard into the sign-in window.

Requirements

Windows 10/11, 64-bit
8 GB RAM (16 GB recommended for multi-client)
An active EVE Online subscription
Internet access for the cloud-side decision fallback

Updating

When a new build is available, sphere.exe shows an in-app banner. Click Update and the client will download and restart itself. Your settings, ore selections, and dock targets are preserved.