Comparison

Regatta Clock vs Astro (Astrolabe Countdown)

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Regatta Clock

This app assists race committees in managing sailing regattas efficiently. It allows for customizable race sequences and flag usage, with haptic and sound cues to keep users focused during signal times. It's also designed to help new volunteers learn the process.

Highlights
  • Customizable race sequences
  • Adjustable sequence length
  • Configurable flags
  • Haptic feedback
  • Auditory cues
  • Volunteer training aid
Features
Read full description

Regatta Clock helps ensure that your Race Committee boat can run efficiently, and can also help new volunteers to learn the ropes. Run as many starts as you need for your races, with customization options to adjust the sequence length and flags used. You can also haptics and sounds to help you stay focused when signals are about to be made

About

Astro (Astrolabe Countdown)

Features
Read full 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

Screenshots

Regatta Clock4 screens
Astro (Astrolabe Countdown)4 screens

Verdict

The call

The clearest difference is iOS requirement: Regatta Clock at 16.0 against Astro (Astrolabe Countdown)'s 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Regatta Clock sells 1 one-off in-app purchase and Astro (Astrolabe Countdown) sells 3 in-app purchases, starting at $7.99 per year. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Regatta Clock ships an update every 2 weeks, Astro (Astrolabe Countdown) fortnightly. The most recent releases landed on September 13, 2026 and September 7, 2026 respectively.

Scorecard1 real difference · 8 level
Regatta Clock versus Astro (Astrolabe Countdown): the parameters behind the verdict, then further details
ParameterRegatta ClockAstro (Astrolabe Countdown)
PriceFreeFree
Rating3.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 2 weeksFortnightly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, Apple Watch — betteriPhone, Apple Watch
Requires iOS16.0 — better26.0
Further details — not scored
Size10 MB14 MB
Age rating4+4+
DeveloperRobert MarkwickChikai Lai

In-app purchases

1 purchases

Regatta Clock

One-time1
  • Remove Ads$2.99
3 purchases

Astro (Astrolabe Countdown)

Subscriptions2
  • Astrolabe Pro Access (Annual)$7.991 Year
  • Annual Ultra Subscription$14.991 Year
One-time1
  • ULTRA Tier One-Time Purchase$44.99

Questions

Is Regatta Clock free?
Regatta Clock is free to download, with in-app purchases available.
Is Astro (Astrolabe Countdown) free?
Astro (Astrolabe Countdown) is free to download, with in-app purchases available.
Do Regatta Clock or Astro (Astrolabe Countdown) have ads?
Neither Regatta Clock nor Astro (Astrolabe Countdown) shows ads.
Which is updated more often, Regatta Clock or Astro (Astrolabe Countdown)?
Regatta Clock ships an update every 2 weeks, and Astro (Astrolabe Countdown) fortnightly. Most recently, Regatta Clock was updated on September 13, 2026 and Astro (Astrolabe Countdown) on September 7, 2026.

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