Privacy policy

TrueProfit UK (“we”) provides a reseller profit calculator. This page explains what we collect and why.

What we store

• Anonymous use: calculations stay in your browser. Saved sales use localStorage on your device (unlimited).
• Accounts (optional): if you sign in, we may store your email and sales inventory in our database (Supabase) so you can sync across devices.
• Spreadsheet purchases: paid via Gumroad. Gumroad processes payment and buyer email — see Gumroad’s privacy policy.
• Analytics / email: optional Google Analytics and email notify list if you opt in.

Affiliate partners

If you click an affiliate link, the partner may set cookies or record that you came from TrueProfit according to their own privacy policy.

Your rights

You may request access or deletion of account data by contacting us via the site owner. You can clear local inventory anytime in browser settings.

Last updated August 2026. Terms