Best Apps for Breast Cancer Patients: Facts, Compared

What each app lists

• Outcomes4Me: Free on the App Store, no in-app purchases listed. iOS and Android. English. Lists a personalised treatment path built from the medical record, clinical trial search by location, symptom tracking and records gathered into one report. Covers breast and lung cancer on its App Store page, and a longer list of cancers on its website. (source, read 03/11/2026)
• OWise: Free. App Store and Google Play. English, and Spanish according to a developer reply on the listing. Lists a personalised report by diagnosis, tracking of more than 30 symptoms and side effects, suggested questions for your doctor, appointments, a lockable diary, notes and sharing with your care team. Breast cancer (the website also mentions a prostate version). (source, read 03/11/2026)
• Belong.Life: Free and anonymous for cancer patients and caregivers, according to its website. iOS, Android and a linked web version. Lists expert groups for many cancer types, an AI mentor called Dave, a care plan with reminders, patient and caregiver forums and a digital medical binder. (source, read 03/11/2026)
• CarePilot: Free on the App Store, no in-app purchases listed. iOS. Breast cancer. Lists treatment paths to discuss with your doctor, an OncoChat assistant available 24 hours a day, symptom and side-effect tracking, a journal and results tracking. Records can be uploaded. (source, read 03/11/2026)
• Ellis: Download is free, and access is by subscription inside the app according to the App Store listing (the website says free to start). iPhone and Android. English. Lists answers about cancer types, treatments and side effects, medicine tracking with reminders and an emotions journal. (source, read 03/11/2026)
• Mima: iOS and Android. You speak or write in the app, and Mima organises what you say into observations. It remembers what you told it and proposes links between symptoms and habits that you can confirm, reject or edit. It keeps a list of questions for your doctor, gives you a summary to share on a web page, lets you attach files, and is not limited to cancer. Built with patients and doctors. It is free to start, with an optional premium plan. You can use it without uploading any document, and you can start without an account: open the app and talk to Mima right away, with no email or phone number. The app is available in 12 languages: English, French, German, Italian, Spanish, Portuguese, Chinese, Japanese, Russian, Arabic, Hindi and Bengali.

How to choose

1. Decide what you need most: a record for your appointments, a community, answers to questions, or a diary.
2. Check the price, the platform and the language on the app's own page.
3. Read what it asks of you at sign-up, and what it does with your documents.
4. Try it for a week. Keep it if you still open it.