Triathlon & IRONMAN Race Pacer - Multi-Sport Cut-Off Simulator
Dial in your swim pace, bike speed, run tempo, and transition times to forecast overall race day finish time against official cut-offs.
How to Use Triathlon Race Pacer in 3 Simple Steps
Step 1: Upload
Drag & drop your .FIT, .GPX, or .TCX activity file. All processing is 100% private in your browser.
Step 2: Process
FitCrop inspects telemetry streams, removes anomalies, recalibrates metrics, or fixes binary checksums.
Step 3: Export
Download your clean Strava, Garmin, and Zwift compatible file with 1 click. Zero server wait.
Frequently Asked Questions
What are the official cut-off times for IRONMAN 70.3 and 140.6?
An IRONMAN 70.3 has an overall 8 hour 30 minute cut-off. A full IRONMAN 140.6 has a strict 17 hour cut-off (2h20m swim, 10h30m bike/swim total).
How much time can be saved in T1 and T2 transitions?
Practicing transition drills (wetsuit strippers, flying mounts, elastic laces) typically saves 3 to 8 minutes without expending any physical cardiovascular energy.