Know / Contact us
Talk to us.
A bug, a question, or an account issue—send us a note. We’ll use the details you provide to investigate and reply.
Start here.
For bugs and questions, include your device model, Android or iOS version, Know app version, and a short description of what happened. If an error appears, include its wording and the approximate time. For an organization access issue, include your organization name.
Never send passwords, one-time codes, private keys, or your recovery phrase.
Privacy & account requests.
To request access to, correction of, or deletion of account data, email the same address with “Know data request” in the subject. Include the email tied to your account. We may need to verify that the request is yours, and organization-managed data may require your administrator's involvement.
Read the privacy policy for what we collect, where it is stored, and what can be deleted.