Toolkit · free, no account
No ads, no "sign up to see your result", no fifteen-step wizard. Open the tab, use it, close the tab.
They don't get feature-gated, rate-limited, or quietly moved behind the membership later. If something here starts costing us real money to run, we'll say so out loud before we change anything.
Membership
Courses are the paid part. $5 a month, one tier.
Skills track and every subject, included. Cancel in two clicks.