HeartCalc

Calculate your maximum heart rate with 8 proven formulas! Discover your optimal training zones for better fitness results. Perfect for runners, cyclists & athletes.

Transform Your Training with Precision Heart Rate Zones!

Unlock your fitness potential with the most comprehensive heart rate calculator on the App Store. Whether you're a weekend warrior or elite athlete, discover your optimal training intensity for maximum results.

8 PROVEN FORMULAS

• Sally Edwards & Winfried Spanaus
• Classic Fox & Haskell formula
• Modern Tanaka & Gellish methods
• Latest Nes research (2013)
• Gender-specific Gulati & Miller formulas

COMPLETE TRAINING ZONES Get personalized heart rate zones instantly:

• Warm-up Zone (50-60%) - Recovery & preparation
• Fat Burn Zone (60-70%) - Optimal fat burning
• Aerobic Zone (70-80%) - Endurance building
• Anaerobic Zone (80-90%) - Performance improvement
• VO₂ Max Zone (90-100%) - Peak athletic performance

KEY FEATURES

• Clean, modern interface following Apple design guidelines
• Instant calculations with detailed explanations
• Automatic data saving - your age and weight remembered
• Multiple language support
• No ads, no subscriptions, no data collection

PERFECT FOR

• Runners preparing for marathons
• Cyclists optimizing training rides
• Gym enthusiasts maximizing workouts
• Personal trainers guiding clients
• Anyone serious about fitness results

Stop guessing your training intensity. Start training smarter with science-backed heart rate zones that deliver real results!