A3 Coach: Problem Solving

The A3 is the most copied and least understood tool in lean: one page that carries a whole way of thinking. A3 Coach walks you through it the way a good mentor would — one question at a time. Background. Current condition. Goal. Root-cause analysis. Countermeasures. Plan. Follow-up. At every step the app asks the coaching questions that keep you honest. — Guided wizard through the full A3 storyline — Coaching prompts at every section — Export as a clean, printable one-page PDF — Offline, no account, no tracking