SkillCat: EPA 608, HVAC & more

SkillCat is a focused study and reference app for HVAC technicians preparing for EPA 608 certification and other HVAC topics. It provides realistic EPA 608 practice exams with timed simulation and clear answer explanations, concise study guides and flashcards for essential HVAC concepts, and a searchable offline reference library with troubleshooting tips and code summaries. Designed for students, apprentices, instructors, and working technicians, SkillCat offers progress tracking and targeted review to boost EPA 608 test readiness and on-the-job HVAC performance, serving as a practical HVAC certification study guide and practice test app.