Tool Free — Micro Expression Training

Use the Ekman public test to see where you stand. Then study the facial action coding system (FACS) basics via free PDFs (search "FACS quick reference guide").

Use the HTML5 Micro Expression Trainer at 25% speed. Focus on one emotion pair that confuses you (e.g., fear vs. surprise). micro expression training tool free

However, if you work in law enforcement, security, or clinical psychology, you need the paid METT (approx. $100–300) because it uses spontaneous, high-speed expressions filmed at 500fps. Free tools are training wheels; the paid version is a racing bike. Use the Ekman public test to see where you stand