ReRun - Race Strategy Tool

1. Import Run Data

Privacy & Data: Credentials are sent securely to Garmin and never stored. We collect anonymous usage statistics (e.g., "AI Analysis used") to improve the application. No personal activity data is shared with third parties.

No login required. Upload a .gpx file from Strava, Coros, or Garmin.

Click or Drop GPX file here

AI Coach

2. Replay Run

Time multiplier (25.0x)

Run Progress (0%)

3. Pace Strategy

Visual Settings

Heatmap Mode

Athlete Max HR

Camera

Avatar

ReRun Loading...

ReRun BETA

Visualize your run, master your pace. Import Garmin data to replay runs on 3D tracks. Analyze terrain, heart rate, and get actionable pacing strategies from our AI Coach.

AI Strategy NEW 3D Replay Adv. Stats

AI Coach says: "Great effort! To hit your sub-20 5K goal, try a Negative Split strategy next time. I've prepared a custom pacing plan for you."

Start by connecting Garmin on the left

Community Leaderboard Privacy:
Submitting a run is opt-in to join the global leaderboard.

We Store to display on the leaderboard: Your obfuscated username, gender, estimated VO2 Max, age, and race metrics (Time, Date, Distance).
We Do NOT Store: Your precise GPS location data, map coordinates, or exact start times.

By submitting, you agree to share these performance metrics with the community.

Example Leaderboard Row:

Rank	Name	Gender	Age	Time (5K)	Date
123	jsm***	M	35	22:30	12/01/2025

*Only performance metrics are shared. Specific run details like GPS data, maps, or exact start times are not stored.

Other eligible runs found in your history:

Date	Name	Dist	Category	Gender	Action