Speedown - Heart Rate Alert
Apple Watch Haptic Run Coach
About
This app monitors your heart rate during runs using an Apple Watch, providing gentle haptic feedback when you exceed your target zone. It helps you maintain optimal training intensity for better aerobic fitness and includes a cadence metronome for improved running form. All your data is securely stored in Apple Health.
What's New in Speedown
1.7
September 28, 2026
- New start screen on Apple Watch: after tapping RUN, pick Warm-up, Fat Burn or Cardio, or turn the Digital Crown for a custom heart rate target (Pro). The indoor/outdoor switch has moved to this screen's top-right corner - New workout history on Apple Watch: tap the bottom-left button on Speedown's main screen to review recent workouts, including distance, time, pace, route and average heart rate. Older workouts are on your iPhone - Redesigned post-workout summary on Apple Watch, now with your outdoor route, matching the new workout history - iPhone onboarding now helps you set a heart rate target - If another app takes over the workout session, Speedown now lets you know and keeps timing and the metronome going, but stops vibrating on a frozen heart rate reading - Workouts resume more reliably if Speedown quits unexpectedly, with more accurate pause state and duration - The metronome now retries automatically when another app is using audio - Fixed the zone name under the ring on the watch always showing Cardio - Fixed the first Digital Crown turn in watch settings switching a preset zone to Custom without changing the number (or skipping a value)
MoreSubscriptions & In-App Purchases
$5.99
Unlock PRO
Unlock PRO features
FAQ
Does Speedown have ads?
No, Speedown does not contain advertisements. It is a free application that focuses on providing a clean and uninterrupted user experience for heart rate monitoring and training.
What devices does Speedown support?
Speedown is designed to work with both the Apple Watch and iPhone. An Apple Watch is required for the app's core functionality of real-time heart rate monitoring and haptic feedback.
How does Speedown help improve running?
Speedown helps improve running by monitoring your heart rate and providing haptic alerts to keep you within your target training zones, promoting better aerobic fitness. It also includes a cadence metronome to help you maintain a steady and efficient stride.
Is my workout data safe with Speedown?
Yes, your workout data is securely saved to your personal iCloud through Apple Health. The developer states they never collect or upload any personal information, and your history remains even if you uninstall the app.
What are the heart rate zones in Speedown?
Speedown offers preset heart rate zones such as warm-up, fat burn, and aerobic. You also have the option to fully customize your own zones to suit your specific training goals and intensity levels.
How often is Speedown updated?
The latest version of Speedown is 1.6, and it was last updated on August 31, 2026. This indicates a recent update, suggesting ongoing development and support for the application.
What is the age rating for Speedown?
Speedown has an age rating of 4+. This means it is considered suitable for users of all ages, with no content restrictions noted.
Can I use Speedown without an Apple Watch?
No, Speedown requires an Apple Watch to function. The app relies on the Apple Watch's sensors for real-time heart rate monitoring and its haptic feedback capabilities.
