All over the world millions of cancer patients and survivors suffer from cancer related fatigue (CRF). CRF is the most common side effect of cancer and cancer treatments. CRF impacts daily living, reduces quality of life with social and economic consequences. Our mission is to help as many patients over the world to improve their energy levels and quality of life. We aim to reach that by offering an easy-to-use, digital solution in the form of our Untire App. -Untire provides tools to reduce fatigue and improve quality of life -Easy to use app with videos, tutorials, and daily tips -Comprehensive, step-by-step program -Broad support to assist all patients regardless of cancer type or diagnosis This project has received funding from the European Union’s Horizon 2020 research and innovation program under grant agreement No. 756641.