The Most Reliable Penalty Timer for Roller Derby Officials
Finally, a penalty timer built specifically for roller derby that actually works when you need it most. Whether you're a referee managing a chaotic jam or a coach running practice with limited staff, PenaltyTimer delivers precision timing with built-in WFTDA knowledge.

- WFTDA COMPLIANT & RULE-SMART
All penalty codes built-in (BC, FE, HB, LB, MP, IC, II, IP)
Automatic 30-second durations with double-penalty support
Handles tricky jammer situations according to official rules
10-second warning alerts - never miss telling skaters to stand

- BUILT FOR REAL DERBY CONDITIONS
Works 100% offline - no wifi crashes during crucial moments
Lightning-fast tap-edit for quick time adjustments
Stop ALL timers simultaneously between jams with one tap
Customizable team colors to match any bout setup

- FLEXIBLE FOR ANY SITUATION
Two Blockers: Perfect for scrimmage or short-staffed practice
Two Jammers: Ideal for jammer-focused drills
Four Blockers: Standard penalty box management
Full Penalty Box: Complete 6-skater capacity for regulation bouts

- DESIGNED BY DERBY PEOPLE, FOR DERBY PEOPLE
Unlike generic stopwatch apps that fail under pressure, PenaltyTimer was designed specifically for the unique needs of roller derby officials. Every feature solves a real problem we've all experienced.

- KEY FEATURES:
Reliable timing that won't crash mid-jam
Visual and vibration warnings at 10 seconds
One-touch penalty serving and timer management
Team color customization for easy identification
Penalty history tracking for post-bout analysis
No accounts, no ads, no internet required

- PERFECT FOR:
WFTDA/MRDA certified referees
Coaches running practice sessions
League training officials
NSOs managing penalty tracking
Anyone tired of unreliable timing apps

- ZERO HASSLE SETUP
Download, open, and start timing penalties immediately. No registration, no cloud sync, no complicated setup. Just reliable derby timing when you need it.

- BATTLE-TESTED RELIABILITY
Built to handle the intensity of roller derby. No more app crashes during power jams, no more lost penalty times, no more fumbling with complex interfaces while trying to manage the box.
Stop fighting with inadequate timing tools. Get the penalty timer that understands roller derby as well as you do.
Perfect for WFTDA, MRDA, JRDA, and recreational leagues worldwide.