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Unlock advanced training calculators with comprehensive workout libraries
✅ Free Plan
What you get:
- ✓ VO₂max calculator with basic training zones
- ✓ Critical Speed calculator with threshold zones
- ✓ Basic pace/speed conversions
- ✓ Training zone recommendations
FREE
🚀 Premium Plan
Everything in Free, plus:
- ✓ Threshold Builder: Complete workout library
- ✓ Multi-anchor sessions using LT1/LT2 HR
- ✓ Cruise intervals & broken threshold
- ✓ Over/unders & progression runs
- ✓ Tempo + Zone 2 Builder: HR-anchored workouts
- ✓ Zone 2 continuous & tempo intervals
- ✓ Advanced progression sessions
- ✓ Detailed workout prescriptions
$9.99
One-time payment
Why Upgrade?
🎯 Precise Training
Get detailed workout prescriptions with exact rep counts, recovery times, and intensity targets based on your physiological markers.
📈 Progressive Development
Access advanced progression sessions that systematically build your aerobic capacity and threshold power.
💪 Complete Library
Choose from dozens of proven training sessions including continuous, interval, and broken session formats.
âš¡ Professional Quality
Same calculation methods used in our professional lab testing services, now available as training tools.
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