Reviewers mostly say MadMuscles works because it keeps fitness simple, short, and realistic. People with busy jobs, travel, or little gym interest say the routines fit easily into daily life, feel personal rather than punishing, and help them stay consistent, improve energy, posture, stamina, and sometimes lose weight. Beginners also praise clear exercise guidance, reminders, progress tracking, voice coaching, and responsive support. The main complaints are limited variety in short, stretch, mobility, and recovery sessions, plus some requests for better customization and faster feature updates.