I’ve just updated the design of to make it cleaner, faster, and easier to use on both desktop and mobile.

It’s a short “mental age” quiz you can finish in a couple of minutes. No login, no email, just answer the questions and see your result.

I’d love feedback from the HN community on the new look & feel, usability, and any rough edges you notice (copy, UX, performance, etc.). Thanks for trying it out!