JamTimer - for roller derby app icon

Apps Like JamTimer - for roller derby for iPhone and iPad

Track jams, time events, customize rules

Track timing tasks for games. Support WFTDA, RDCL, and OSDA configurations. Add custom game setups. Monitor jams, penalties, and game progress. Adjust timing settings for different scenarios.

by Fearless Code★ 5.09 ratingsSports$1.99Data updated 2026-10-31
App detailsView in App Store

JamTimer - for roller derby screenshots

Ranked alternatives

Showing 501–520 of 1,000 ranked alternatives.

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    Jetting Maxter KZ / ICC Kart

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    CEL vs RAN

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    Tap to score, compete, and climb

    Tap the screen to score points for your favorite Scottish football team. Compete in real-time matches against global players. Watch ads to earn bonus points and climb the leaderboard.

    ★ 0.00 ratingsGamesFreeData updated 2026-09-06
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    Jetting LKE KZ1 / KZ2 Kart

    BALLISTIC SOLUTIONS RESEARCH & DEVELOPMENT SOFTWARE SIARHEI RAICHONAK

    Jet tune based on weather and engine

    Provides recommendations based on engine configuration and environmental data. Calculates optimal carburetor settings for specific engines. Fetches temperature, pressure, and humidity from nearby weather stations.

    ★ 5.03 ratingsSports$14.99Data updated 2026-09-19
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    jok

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    Racing Ahead

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    Comprehensive horse racing magazine coverage.

    The app offers race news, horse profiles, and trainer and jockey spotlights. It also includes racecourse reviews for enthusiasts of the sport.

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How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.