Runneras - Running Calculator

10+
Downloads
Content rating
Everyone
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About this app

🏃 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! 🎯
Updated on
Feb 12, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection

What’s new

Minor Bugfixes