RollTimer is a specialized officiating tool designed to replace traditional stopwatches for roller derby jam timers. It supports multiple rule sets, including WFTDA, RDCL, and OSDA, while providing professional-grade timing controls for bouts and scrimmages.
Overview · Full Intel report in progress
The App DNA
What makes this app unique?
For Roller derby officials and bout organizers.
Key features
Includes pre-set timing rules for WFTDA, RDCL, and OSDA formats, plus custom options for scrimmages.
Manages jam timing, period clocks, lineup tracking, and team timeouts with haptic vibration warnings.
Features large, high-contrast buttons for one-handed operation and visibility across the track.
Operates entirely without an internet connection to ensure reliability during live events.
How much does it cost?
Velocity
Who built it?
DLY
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What do users think recently?
How are ratings & reviews evolving?
Not enough recent reviews to extract reliable themes yet.
Read the full review analysisCompetition
Competitive landscape for Jam Timer - Roller Derby Timer
How's the Sports market?
The rivals identified
The Analyst's Read
Key takeaways for Jam Timer - Roller Derby Timer
Where is it heading?
Bottom line
This is a dedicated, offline-capable utility built specifically to streamline the technical requirements of roller derby officiating.
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