🏃 Runneras - The Ultimate Running Calculator

Whether you're training for your first 5K or aiming for a marathon PR, Runneras has all the tools you need to plan and analyze your runs.

📊 PACE CALCULATOR
Enter any two values (distance, time, or pace) and instantly calculate the third. Perfect for planning your race strategy.

⏱️ SPLITS BREAKDOWN
View detailed per-kilometer and per-mile splits for any distance. Know exactly what pace you need to hit at each marker.

📈 RACE PREDICTIONS
Based on your current fitness, predict finish times for popular distances: 5K, 10K, Half Marathon, and Full Marathon.

🏋️ TRAINING PACES
Get personalized training zone recommendations:
• Easy/Recovery runs
• Tempo runs
• Threshold pace
• Interval training
• Race pace

🌡️ HEAT ADJUSTER
Running in hot weather? Calculate how temperature, humidity, and wind will affect your pace.

⛰️ ELEVATION CALCULATOR
Planning a hilly race? See how elevation gain impacts your expected pace.

❤️ HEART RATE ZONES
Calculate your training heart rate zones based on your resting and maximum heart rate.

👟 SHOE TRACKER
Keep track of your running shoes, their mileage, and when it's time for a replacement.

🗓️ RACE COUNTDOWN
Never miss race day! Set countdowns for your upcoming races.

✨ FEATURES:
• Clean, modern dark interface
• Save recent calculations
• Works completely offline
• No ads, no subscriptions
• Lightning fast performance

Perfect for:
✓ Beginner runners learning about pace
✓ Marathon trainers planning race strategy
✓ Coaches calculating training zones
✓ Anyone curious about running metrics

Download Runneras today and take your running to the next level! 🎯