Chronos-Rowing Clocker

Content rating
Everyone
10+
Downloads
Content rating
Everyone
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Screenshot image
Screenshot image

About this app

Chronos-Rowing Clocker is a timekeeping app specifically developed for timekeepers at rowing competitions.

The app automatically synchronizes with GPS and uses a Kalman filter to calibrate the system clock to the nearest millisecond. This ensures that every mark is captured at exactly the right moment.

Features:

• GPS time synchronization with accuracy up to ±14 ms
• Large MARK button for fast and reliable timekeeping
• Overview of all marks with exact timestamps
• QR code scanner for easy connection to the server
• Activation via volume button possible
• Works with the Chronos-Rowing server
Accurate timekeeping for rowing competitions with GPS synchronization.
Updated on
Jun 23, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
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What’s new

Versie 1.1

• Offline pulsen worden bewaard en automatisch verstuurd zodra er weer verbinding is.
• Nieuwe "Wissen"-knop voor het hoofdscherm (pulsen blijven in de geschiedenis).
• Scherm wordt automatisch gewist bij wisselen van token.
• Donkere modus en lay-out van de balken hersteld.
• Betrouwbaardere uploads en stabiliteitsverbeteringen.
Content rating
Everyone
Learn more

App support

About the developer
Cornelis Zwart
info@corneliszwart.nl
Netherlands