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

JamTimer - for roller derby screenshots

Ranked alternatives

Showing 481–500 of 1,000 ranked alternatives.

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    Round Robin

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    Generate tournament schedules and record results.

    The app generates round robin tournament schedules. It records wins, losses, and draws, and the schedule and results can be emailed.

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    Smart Bath

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    Linkbey

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    Control devices remotely via the Internet

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  5. Jiu-Jitsu Board app icon

    Jiu-Jitsu Board

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    Transparent Elevation

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    See altitude with chosen background.

    The app displays current altitude and saves it with a chosen background image. Users can share these images instantly on social media platforms.

    ★ 5.03 ratingsUtilitiesFreeData updated 2026-10-20

How we rank alternatives

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