Mode Timer
Start with live context
Countdown, sport selection, speed, distance and max range stay together in one clean pre-race view.
Your race, from the countdown to the final analysis
Race smarter. Right from your wrist.
Time the start, set the course and review your GPS performance in one app made for water sports — with clear controls on your watch and full analysis on your phone.
Available now for iPhone and Apple Watch.
Android, Wear OS and Garmin are coming soon.
Race workflow
Timer
Judge • Buoys • Analysis
Core features
Race tools built for the wrist and the water
Designed for water, motion and clarity — with a visual language that feels at home on both Watch & Smartphone.
Racing Timer
Countdown control on Watch and Smartphone, with clear speed, distance and session metrics ready before the start.
Judge Mode
Independent race sequence control for officials on Watch and Smartphone, with distinct colors, flags and purpose-built timing flow.
Buoy Guide
Configure real courses with up to 6 buoys, downwind angles and wind direction to navigate each mark precisely.
Performance Analysis
Review session maps, charts, speed metrics and long-term trends on Smartphone after every session.
Maneuver Detection
Automatic detection of tacks and gybes in supported sailing disciplines, including successful and failed attempts.
Mark & Recover
Drop a mark. Find it again.
Save an exact point and navigate back to it with confidence when conditions, distance or visibility make recovery harder.
Choose your platform
The right RacerTime experience for every device
See what each version is designed to do and tell us which platform you want next.
| Experience | MobileAvailable on iPhone | Apple WatchAvailable | Wear OSComing soon | GarminComing soon |
|---|---|---|---|---|
| Race timer & live metrics | ✓ | ✓ | ✓ | ✓ |
| Judge & buoy modes | ✓ | ✓ | ✓ | ✓ |
| Maps, charts & history | ✓ | — | — | — |
| Water-ready physical control | — | Digital Crown | Buttons / gestures | Physical buttons |
| Your interest |
Race tools on Smartphones
Timer, Judge and Buoys, built for a larger screen
The main race workflows move from the wrist to the phone when you need a larger, more detailed control surface before, during or after the start.
Product experience
Made to feel calm, precise and athletic
The experience is intentionally split between wrist-first action and Smartphone-first reflection.
On the Watch
Immediate, tactile control for starts, buoy courses and race workflows. Information stays glanceable, minimal and resilient in motion.
Watch screenshot 1
Watch screenshot 2
Flag up! Be the regatta judge
Issues in the regatta? Just turn the crown to cancel
Adjust the wind and create a race however you want
Follow your Watch guidance to reach each buoy
On the Smartphone
A richer analysis layer for route review, speed overlays, session history, charts, heart rate and maneuver insights after the race.
Designed for clarity
A visually calm interface and focused information hierarchy built to be readable in dynamic outdoor conditions.
Sports
Disciplines supported by RacerTime
Optimized for a range of sailing and training contexts, from wind-powered disciplines to complementary land sessions.
Sailing
Windsurf
Kitesurf
Wing Foil
Windfoil
SUP
Foil
Surfing
Kayak
Rafting
Bike
Running
Trekking
Roller Skating
Ski
Snowboarding
MotocrossCompatibility & requirements
Check your device before you head out
Current requirements for the available Apple and Google Play versions, plus the Garmin roadmap.
iPhone
iOS 26.0 or later. GPS permission is needed to record routes, speed and distance.
Apple Watch
watchOS 26.0 or later. Health and location permissions are optional and used only for the features you enable.
Android + Wear OS
Coming soon on Google Play. Supported versions and devices will be published when availability resumes.
Garmin
In development. Compatible Garmin models and Connect IQ requirements will be confirmed before launch.
Frequently asked questions
Everything you need before your first race
Do I need an account?
No. Core features work without signing in. Apple sign-in is optional and only used for iCloud backup.
Can I use RacerTime offline?
Yes. Timing, GPS, speed and heart-rate recording work offline. Optional cloud backup requires connectivity.
Is Android available?
Not yet. Android and Wear OS are coming soon to Google Play.
What works on the watch?
Timer, Judge, buoy guidance and live metrics are designed for quick wrist-first control. Detailed maps and analysis live on the phone.
How is my data handled?
Activity data is local-first. RacerTime has no advertising SDKs and never sells personal data.
How do I get help?
Use the support form or email support@racertime.app. Replies usually arrive within 24–48 hours.
Race with better timing and clearer insight
Download RacerTime and bring a focused race workflow to your Watch and Smartphone — from the countdown to the post-session review.
Your privacy is not a feature.
It is the design.
RacerTime does not collect personal data or require an account. Apple/Google sign-in is only for optional iCloud/GDrive backup.