Help Center

Guides and support

Short answers to the questions people actually ask. Can't find yours? Contact us directly.

Getting started

Create an account, take the 5-minute diagnostic and pick a track.

Solving problems

How the editor, hints and local judge work in the Practice Lab.

Reading progress

Understanding streaks, coverage rings and confidence scores.

Interview Arena

Booking, timing and rubric explanations for mock sessions.

Accounts & billing

Plans, upgrades, cancellations and data portability.

Platform & offline

Browser support, offline mode and connecting a backend.

Still stuck?

Open a ticket and a human will dig in with you.