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Contact Us

Bug report, feature idea, wrong evaluation, or privacy request? We read everything. Fill in the form below — it opens your email app with the message pre-filled, so nothing is stored on our servers.

Before you write

→ Analyzer not loading? Try a hard refresh + desktop Chrome.
→ Privacy question? Games never leave your device.
→ Fair-play question? Engines are for study, not rated games.

What to include

✓ Page URL + device / browser
✓ PGN or username (for analysis issues)
✓ Screenshot if something looks wrong

We typically reply within 2–3 days.