Owesum Support

Tip on the subtotal. Split it fairly.

Support is handled by email at support.owesum@casimirfoundry.com. We read every message. Pick a starting point below and your mail app will open with the details we need already laid out.

Contact us

• Report a bug

  Something broke or showed the wrong number.

• Ask a question

  How something works, or whether Owesum can do it.

• Send feedback

  What you'd change, add, or drop.

Owesum has no accounts and keeps your bills on your device, so there is no login to recover and no server-side data to look up — see the privacy policy for the details.