OncoBook

Understanding your well-being.

A companion for people with breast cancer and their families, in English, हिन्दी and ಕನ್ನಡ. Find your stage group, read guides made for it, and ask verified oncologists.

Coming soon to Android and iPhone · launching first for breast cancer, in Bengaluru
Open OncoBook →

Free to join. Ask an AI is free, and your first written question to an oncologist is free. Works in your browser now; you can look around without signing in.

Ask an Oncologist

Send your question to a cancer specialist verified against their medical council registration. Your first written question is free.

Answers from our oncologists

Common questions answered in plain words by verified oncologists, in your language.

Ask an AI, free

A quick explanation at any time, with links to trusted medical websites. Please check it with your oncologist.

Guides for your stage

Find your stage group with three simple questions, and read guides such as hereditary breast cancer (BRCA).

Read aloud

Answers and guides can be read aloud in English, Hindi or Kannada, for anyone who finds reading hard.

Private by design

Your real name is never needed. Health details are encrypted, and you can download or delete everything at any time.