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Privacy and safety

Your data

What you tell Kata stays on your device. Here is exactly what lives where.

On your device

Your logs, chats, Kata’s memory, concerns, trackers, letters and photos, kept per account. Kata’s servers never hold them in readable form.

What Kata’s servers hold

  • Your account: email, sign-in method, and which platform and app version you use.
  • Usage counts for fair use, never what was said.
  • Your plan, invites, gifts and consent records.
  • If notifications are on: your push token and their schedule.
  • On Android and the web: one sealed copy of your account that Kata can’t open.
  • If you use them: your WHOOP access, sealed, and one dot a day for Duo and groups, kept for 21 days.

When you talk to Kata

Your message and the context it needs travel encrypted to Anthropic to write the reply. Kata keeps no copy; Anthropic deletes it within 30 days and does not train on it. A spoken reply goes to ElevenLabs as text to be voiced and is not kept.

What Kata knows

Settings, Privacy and data, What Kata knows lists everything Kata can use. Delete any item there.

No ads, no selling

Kata shows no ads and never sells your data.