How to clear cache in KATSU app? (Video) Andrii Aug 13, 2020 • 1 min read Subscribe on YouTube! How to clear cache in KATSU app? Open Katsu app. Tap on the gear icon in the top left. In General section, tap on Clear Cache. Read more: how to get modules in Katsu app? No answer to your question? ASK IN FORUM. Subscribe on YouTube!