Alien Kicha

HR Crest & Trough Compare (only .tcx and .gpx files) Normalized Timeline — Comparison of peaks and dips File 1 (e.g. Strap) File 2 (e.g. Watch) Align & Compare Peaks

💪 Strength & HR Analyzer — Recovery + Distance 💪 Strength & HR Analyzer + Recovery + Distance Age: Weight (kg): Sex: Male Female Other Upload your GPS file ( .gpx , .tcx , .csv ): Upload your separate HR file for the same workout (optional): ▶️ Process & Show Chart ⬇️ Download Chart as PNG

LTHR Calculator LTHR & Training Zones Calculator Enter Your Age: Enter Your Resting HR (RHR): Select Gender: Male Female Select MHR Calculation Method: 220 - Age Robergs & Landwehr (2002) Gulati et al. (2010) [For Women] Calculate Clear

Celsius to Fahrenheit Temperature Converter Celsius to Fahrenheit Temperature Converter ⇄

THR Zones Calculator Age: Calculate THR Zones Zones Lower Limit / Bound Upper Limit / Bound Zone 1 (50% - 60%) Zone 2 (55% - 65%) Zone 3 (60% - 70%) Zone 4 (65% - 75%) Zone 5 (70% - 80%)

Karvonen Formula Calculator Karvonen Formula Calculator (For Women only) Age: Resting Heart Rate (RHR): Calculate THR Zones Zones Lower Limit / Bound Upper Limit / Bound Zone 1 (50% - 60%) Zone 2 (60% - 70%) Zone 3 (70% - 80%) Zone 4 (80% - 90%) Zone 5 (90% - 100%)