About GymPlanner

GymPlanner is a free fitness application designed to help everyone build effective workout routines, calculate their nutritional needs, and access a comprehensive exercise library. Our mission is to make fitness planning accessible, science-backed, and completely free for anyone looking to improve their health and physical performance.

Built by fitness enthusiasts and software developers, GymPlanner combines exercise science with modern web technology to deliver personalized training plans. Whether you are a complete beginner taking your first steps into fitness or an experienced athlete optimizing your routine, our tools adapt to your specific goals and experience level.

What We Offer

• Workout Builder — Create custom training routines with an intuitive drag-and-drop interface. Choose from hundreds of exercises organized by muscle group, equipment, and difficulty level. Save and share your routines for free.
• Calorie Calculator — Calculate your daily caloric needs based on your body composition, activity level, and fitness goals. Whether you want to lose weight, build muscle, or maintain your current physique, our calculator provides personalized recommendations using the Mifflin-St Jeor equation.
• Exercise Library — Browse a comprehensive database of exercises with detailed instructions, muscle group targeting, and proper form guidance. Every exercise includes information about primary and secondary muscles worked.
• Fitness Blog — Read science-backed articles covering nutrition, supplements, workout programming, intermittent fasting, and healthy recipes. Our content is available in both English and Spanish.

Our Approach

Every article and tool on GymPlanner is grounded in exercise science and peer-reviewed research. We do not promote fad diets, unproven supplements, or unrealistic transformation promises. Our editorial team reviews all content for accuracy and updates it regularly to reflect the latest findings in sports nutrition, exercise physiology, and health science.

Free and Open

GymPlanner is completely free to use with no premium tiers or hidden paywalls. All workout data is stored locally in your browser, meaning your fitness information stays private and under your control. We believe quality fitness tools should be accessible to everyone regardless of their budget.