SUB.
Running Events
Only for iPhone
Free · Designed for iPhone. Not verified for macOS.
Stop traing in the dark. SUB. now integrates the elite Daniels Gilbert Model.
Let science define the precision paces for your next Personal Best.
【Stop Guessing. Start Training with Precision.】
SUB is your ultimate running race companion. We don’t just help you track every race in Hong Kong; we provide the scientific edge you need to dominate them. Introducing the Running Intelligence—bringing elite-level exercise physiology directly to your pocket.
Whether you are a beginner aiming for your first 5K or a seasoned veteran chasing a SUB-3 marathon, SUB uses data-driven insights to plan your path to peak performance.
KEY FEATURES:
1. NEW: Running Intelligence
Elite Algorithm: Powered by the legendary Daniels-Gilbert Formula. Input your recent race time to instantly unlock your Running level.
Precision Training Zones: Automatically generate your personalized E (Easy), M (Marathon), T (Threshold), I (Interval), and R (Repetition) paces. No more manual charts or guesswork.
Race Predictor: Data-backed finish time predictions for 5K to Full Marathon. Know exactly what you're capable of before you even hit the start line.
2. The Ultimate HK Race Directory
Stay Updated: Browse all upcoming running events in Hong Kong at a glance.
Race Details: Access essential info including dates, locations, distances, and registration links.
Personal Race List: Save your favorite events and build your custom seasonal racing calendar.
3. Connect with the HK Running Scene
Training Info: Find local running classes and the latest training schedules.
Community Focused: Stay connected with the Hong Kong running community and never miss an event again.
WHY CHOOSE SUB?
Because running isn't just about effort—it's about oxygen engineering. SUB saves you the time spent searching for races and calculating paces, so you can focus on the road ahead.
Download SUB today. Don’t just join the race—SUB your goals.
more What's New.
**Fix the Double Count problem
Comprehensive Mileage Widget: Track your weekly and monthly mileage directly on your Home Screen
Elite Race Countdown: Stay focused on your goals with precise, second-by-second countdowns for all your synced races. Every moment counts toward your next PB.
Live HK Track Info: Exclusive real-time integration of Hong Kong public sports ground schedules and booking status. Check availability instantly and never waste a trip to a fully booked track again.
Liquid Glass Visuals: Experience our redesigned UI featuring the 2026 Liquid Glass design system, offering seamless transparency and depth that blends perfectly with your wallpaper.
1.5.5 11 Jul
What's New.
**Fix the Double Count problem
Comprehensive Mileage Widget: Track your weekly and monthly mileage directly on your Home Screen
Elite Race Countdown: Stay focused on your goals with precise, second-by-second countdowns for all your synced races. Every moment counts toward your next PB.
Live HK Track Info: Exclusive real-time integration of Hong Kong public sports ground schedules and booking status. Check availability instantly and never waste a trip to a fully booked track again.
Liquid Glass Visuals: Experience our redesigned UI featuring the 2026 Liquid Glass design system, offering seamless transparency and depth that blends perfectly with your wallpaper.
1.5.4 2 Jul
What's New.
**Fix the Double Count problem
Comprehensive Mileage Widget: Track your weekly and monthly mileage directly on your Home Screen
Elite Race Countdown: Stay focused on your goals with precise, second-by-second countdowns for all your synced races. Every moment counts toward your next PB.
Live HK Track Info: Exclusive real-time integration of Hong Kong public sports ground schedules and booking status. Check availability instantly and never waste a trip to a fully booked track again.
Liquid Glass Visuals: Experience our redesigned UI featuring the 2026 Liquid Glass design system, offering seamless transparency and depth that blends perfectly with your wallpaper.
1.5.3 29 Jun
What's New.
**Fix the Double Count problem
Comprehensive Mileage Widget: Track your weekly and monthly mileage directly on your Home Screen
Elite Race Countdown: Stay focused on your goals with precise, second-by-second countdowns for all your synced races. Every moment counts toward your next PB.
Live HK Track Info: Exclusive real-time integration of Hong Kong public sports ground schedules and booking status. Check availability instantly and never waste a trip to a fully booked track again.
Liquid Glass Visuals: Experience our redesigned UI featuring the 2026 Liquid Glass design system, offering seamless transparency and depth that blends perfectly with your wallpaper.
1.5.1 10 Jun
What's New.
**Fix the Double Count problem
Comprehensive Mileage Widget: Track your weekly and monthly mileage directly on your Home Screen
Elite Race Countdown: Stay focused on your goals with precise, second-by-second countdowns for all your synced races. Every moment counts toward your next PB.
Live HK Track Info: Exclusive real-time integration of Hong Kong public sports ground schedules and booking status. Check availability instantly and never waste a trip to a fully booked track again.
Liquid Glass Visuals: Experience our redesigned UI featuring the 2026 Liquid Glass design system, offering seamless transparency and depth that blends perfectly with your wallpaper.
1.5.0 9 Jun
What's New.
**Fix the Double Count problem
Comprehensive Mileage Widget: Track your weekly and monthly mileage directly on your Home Screen
Elite Race Countdown: Stay focused on your goals with precise, second-by-second countdowns for all your synced races. Every moment counts toward your next PB.
Live HK Track Info: Exclusive real-time integration of Hong Kong public sports ground schedules and booking status. Check availability instantly and never waste a trip to a fully booked track again.
Liquid Glass Visuals: Experience our redesigned UI featuring the 2026 Liquid Glass design system, offering seamless transparency and depth that blends perfectly with your wallpaper.
1.4.4 7 Jun
What's New.
**Fix the Double Count problem
Comprehensive Mileage Widget: Track your weekly and monthly mileage directly on your Home Screen
Elite Race Countdown: Stay focused on your goals with precise, second-by-second countdowns for all your synced races. Every moment counts toward your next PB.
Live HK Track Info: Exclusive real-time integration of Hong Kong public sports ground schedules and booking status. Check availability instantly and never waste a trip to a fully booked track again.
Liquid Glass Visuals: Experience our redesigned UI featuring the 2026 Liquid Glass design system, offering seamless transparency and depth that blends perfectly with your wallpaper.
1.3.9 5 Jun
What's New
Comprehensive Mileage Widget: Track your weekly and monthly mileage directly on your Home Screen
Elite Race Countdown: Stay focused on your goals with precise, second-by-second countdowns for all your synced races. Every moment counts toward your next PB.
Live HK Track Info: Exclusive real-time integration of Hong Kong public sports ground schedules and booking status. Check availability instantly and never waste a trip to a fully booked track again.
Liquid Glass Visuals: Experience our redesigned UI featuring the 2026 Liquid Glass design system, offering seamless transparency and depth that blends perfectly with your wallpaper.
1.3.1 2 Jun
What's New
Comprehensive Mileage Widget: Track your weekly and monthly mileage directly on your Home Screen
Elite Race Countdown: Stay focused on your goals with precise, second-by-second countdowns for all your synced races. Every moment counts toward your next PB.
Live HK Track Info: Exclusive real-time integration of Hong Kong public sports ground schedules and booking status. Check availability instantly and never waste a trip to a fully booked track again.
Liquid Glass Visuals: Experience our redesigned UI featuring the 2026 Liquid Glass design system, offering seamless transparency and depth that blends perfectly with your wallpaper.
1.3.0 30 May
What's New
Comprehensive Mileage Widget: Track your weekly and monthly mileage directly on your Home Screen
Elite Race Countdown: Stay focused on your goals with precise, second-by-second countdowns for all your synced races. Every moment counts toward your next PB.
Live HK Track Info: Exclusive real-time integration of Hong Kong public sports ground schedules and booking status. Check availability instantly and never waste a trip to a fully booked track again.
Liquid Glass Visuals: Experience our redesigned UI featuring the 2026 Liquid Glass design system, offering seamless transparency and depth that blends perfectly with your wallpaper.
1.2.2 3 May
What's New
Comprehensive Mileage Widget: Track your weekly and monthly mileage directly on your Home Screen
Elite Race Countdown: Stay focused on your goals with precise, second-by-second countdowns for all your synced races. Every moment counts toward your next PB.
Live HK Track Info: Exclusive real-time integration of Hong Kong public sports ground schedules and booking status. Check availability instantly and never waste a trip to a fully booked track again.
Liquid Glass Visuals: Experience our redesigned UI featuring the 2026 Liquid Glass design system, offering seamless transparency and depth that blends perfectly with your wallpaper.
1.2.1 1 May
What's New
Comprehensive Mileage Widget: Track your weekly and monthly mileage directly on your Home Screen
Elite Race Countdown: Stay focused on your goals with precise, second-by-second countdowns for all your synced races. Every moment counts toward your next PB.
Live HK Track Info: Exclusive real-time integration of Hong Kong public sports ground schedules and booking status. Check availability instantly and never waste a trip to a fully booked track again.
Liquid Glass Visuals: Experience our redesigned UI featuring the 2026 Liquid Glass design system, offering seamless transparency and depth that blends perfectly with your wallpaper.
1.1.6 30 Apr
Dynamic Training Zones: Instantly generate personalized E, M, T, I, and R paces—no more manual charts.
Race Predictor: Data-driven predictions for 5K to Full Marathon based on your current AeroGrade.
Performance Tweak: Faster data syncing and a more intuitive training dashboard.
1.1.1 28 Apr
Dynamic Training Zones: Instantly generate personalized E, M, T, I, and R paces—no more manual charts.
Race Predictor: Data-driven predictions for 5K to Full Marathon based on your current AeroGrade.
Performance Tweak: Faster data syncing and a more intuitive training dashboard.
1.1.0 27 Apr
New features:
Running Scoring : Discover your scientific running level powered by the elite Daniels-Gilbert algorithm.
Dynamic Training Zones: Instantly generate personalized E, M, T, I, and R paces—no more manual charts.
Race Predictor: Data-driven predictions for 5K to Full Marathon based on your current AeroGrade.
Performance Tweak: Faster data syncing and a more intuitive training dashboard.
1.0.88 20 Apr
New features:
Running Scoring : Discover your scientific running level powered by the elite Daniels-Gilbert algorithm.
Dynamic Training Zones: Instantly generate personalized E, M, T, I, and R paces—no more manual charts.
Race Predictor: Data-driven predictions for 5K to Full Marathon based on your current AeroGrade.
Performance Tweak: Faster data syncing and a more intuitive training dashboard.
1.0.81 5 Apr
New features:
Running Scoring : Discover your scientific running level powered by the elite Daniels-Gilbert algorithm.
Dynamic Training Zones: Instantly generate personalized E, M, T, I, and R paces—no more manual charts.
Race Predictor: Data-driven predictions for 5K to Full Marathon based on your current AeroGrade.
Performance Tweak: Faster data syncing and a more intuitive training dashboard.
1.0.79 4 Apr
New features:
Running Scoring : Discover your scientific running level powered by the elite Daniels-Gilbert algorithm.
Dynamic Training Zones: Instantly generate personalized E, M, T, I, and R paces—no more manual charts.
Race Predictor: Data-driven predictions for 5K to Full Marathon based on your current AeroGrade.
Performance Tweak: Faster data syncing and a more intuitive training dashboard.
1.0.60 24 Mar
New features:
Running class info
Race log: Save each race, enter your result after you finish, and easily review your past performances anytime.
1.0.52 22 Mar
New features:
Running class info
Race log: Save each race, enter your result after you finish, and easily review your past performances anytime.
1.0.51 22 Mar
New features:
Running class info
Race log: Save each race, enter your result after you finish, and easily review your past performances anytime.
1.0.50 20 Mar
New features:
Running class info
Race log: Save each race, enter your result after you finish, and easily review your past performances anytime.
1.0.39 12 Feb
New features:
Running class info
Race log: Save each race, enter your result after you finish, and easily review your past performances anytime.
1.0.33 29 Jan
New features:
Running class info
Race log: Save each race, enter your result after you finish, and easily review your past performances anytime.
1.0.25 16 Jan
New Features:
Stadium Mode: Added total laps counter.
Added kilometer/mile conversion.
Added running track status for Hong Kong — easily check whether local tracks are open each day.
1.0.20 09/12/2025
What's New.
**Fix the Double Count problem
Comprehensive Mileage Widget: Track your weekly and monthly mileage directly on your Home Screen
Elite Race Countdown: Stay focused on your goals with precise, second-by-second countdowns for all your synced races. Every moment counts toward your next PB.
Live HK Track Info: Exclusive real-time integration of Hong Kong public sports ground schedules and booking status. Check availability instantly and never waste a trip to a fully booked track again.
Liquid Glass Visuals: Experience our redesigned UI featuring the 2026 Liquid Glass design system, offering seamless transparency and depth that blends perfectly with your wallpaper.
more Version 1.5.5 11 Jul
Data Linked to You The following data may be collected and linked to your identity:
Data Not Linked to You The following data may be collected but it is not linked to your identity:
Health & Fitness Location 