Astro (Astrolabe Countdown)
Astro (Astrolabe Countdown) is a Apple app.
Description
The professional sailing timer trusted by regatta racers worldwide. Astrolabe Countdown delivers split-second precision timing when every second counts at the starting line.
CORE RACING FEATURES:
Build with sailing and yachting professionals worldwide
Crystal-clear edge-to-edge progress display for instant visual feedback
Reliable haptic feedback you can feel even in rough conditions
Always-active timing sessions that never sleep during critical moments
Independent Apple Watch operation - no phone dependency
Race history tracker with detailed journal entries
ADVANCED RACING TOOLS:
ProControl for advanced race timing strategies
Instant 5-minute countdown on gun signal
Auto-sync countdown to nearest minute for precision starts
Real-time distance to starting line measurement
Course shift tracking within 30 degrees
Speed over ground in precise knots
PERFECT FOR:
Competitive regatta racing
Sailing training sessions
Time-critical race starts
Professional sailing competitions
Yacht club events
APPLE WATCH OPTIMIZED:
Built natively for Apple Watch with exclusive Apple Watch Ultra features. Works seamlessly across all Apple Watch models with customizable themes to match your sailing team colors.
Start winning more races with precision timing. Download Astrolabe Countdown today.
EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://astrolabe-countdown.apphq.online/privacy
Growth change in ratings
| Per | Growth | Growth % | Actual change | Measured over |
|---|---|---|---|---|
| day | Not enough history yet | |||
| week | Not enough history yet | |||
| month | Not enough history yet | |||
| year | Not enough history yet | |||
How these figures are measured
Change in ratings, scaled to each window from the real gap between crawls. A window needs a full period of history before it reports anything.
Tracking since 09/05/2026. History accumulates as changes are observed — check back soon.
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