Auto-assigned bib numbers
Every registration gets a bib. Editable per event.
The race-day platform built for downhill skateboarding, street luge and inline. From registration to final result — all covered.
Timed runs in M:SS.mmm. Seedings you can trust. Brackets that regenerate automatically when a heat is corrected.
Auto-assigned bibs, QR check-in, heat boards. Organizers move fast, riders always know where to be.
Full control of the championship — races, standings and custom points systems, recalculated the moment a result is saved.
One racer got tired of spreadsheets at the start line — so the paddock got a platform. Every decision is a rider's decision.
Registration, qualifying, elimination brackets, live results and season standings — unified. No spreadsheets. No printing. No guessing.
Every module of the app, live and clickable. Tap a tab, play with real riders, real times, real logic.
Every registration gets a bib. Editable per event.
Heats flow through clear states — In Start, Running, Completed. Spectators, officials and riders all see the same live state, same second.
This heat is underway. The countdown estimates time to finish based on qualifying times.
Ana López
Felix Weber
Emma Blanc
Noah BergRiders are at the start line, ready to go. The organizer has flagged this heat as next up.
Marco Rivera
Liam Müller
Sofia Rossi
Jake Wilson4, 8, 16 or 32 riders. Heats of 2, 4 or 6. Top half advances automatically, consolation included. Correct a heat and every downstream round regenerates.
Positions assigned as the bracket plays out. Fully customizable — standings recalculate the moment a result is saved.
| Pos | Rider |
|---|---|
| 1 | #16 Eva Hoffmann |
| 2 | #7 Emma Blanc |
| 3 | #3 Sofia Rossi |
| 4 | #14 Chiara Bianchi |
| 5 | #6 Felix Weber |
| 6 | #1 Marco Rivera |
| 7 | #2 Liam Müller |
| 8 | #12 Hanna Koch |
| 9 | #9 Lucas Petit |
| 10 | #15 Oscar Lindqvist |
| 11 | #4 Jake Wilson |
| 12 | #13 Leo Dupont |
| 13 | #11 Diego Santos |
| 14 | #10 Mia Eriksen |
| 15 | #5 Ana López |
| 16 | #8 Noah Berg |
Races, podiums, win rate, current form, bracket conversion — all derived from the source data. No spreadsheets, no data entry.

Every registered rider gets a personal QR code. Organizers scan once, rider is in.
Marco Rivera
#1
Show this to an organizer at check-in
6 zones, 11 preset colors. Your suit shows on your profile, on podiums, and on the startlist — so every rider is recognizable at speed.
This isn't a mock — it's the same heat-editor that ships on event day. Tap positions, flag a DNF, watch the validation catch duplicates.
Marco Rivera
Liam Müller
Sofia Rossi
Jake Wilson Riders self-register and pick their category. Bibs assigned automatically.
Time trials, RTQ heats or custom seeding — the format you pick seeds the bracket.
Single-elim in heats of 2, 4 or 6. Rounds advance automatically.
Podium, final positions, championship points. Live to the world.
A race weekend is chaos. r4wRun is the part of it that doesn't have to be.
Create a championship, invite riders, run your first heat — free while in beta. No credit card, no fluff.