Speedsurf.app

GO FASTER

Free · Designed for iPad. Not verified for macOS.

The best free GPS speed tracker on the water — iPhone and Apple Watch. Built by surfers, for surfers. No ads. Track windsurf, wingfoil and kitesurf sessions live — every knot, every gybe, every personal best. SpeedSurf turns your iPhone, iPad and Apple Watch into a precise water-sports speedometer. Press start, ride, and watch your real-time speeds, leg averages and α500 unfold on a map. Stop, save, and compare against your own records and the global feed. — SPEED METRICS • Real-time speed in knots or km/h • Best 2-second peak, best 10-second run, Avg LAT (top-5 leg-separated) • α500 — best 500 m run with start and end within 50 m, the windsurfer's gold standard • Top speed, total distance, session duration — BUILT FOR THE WATER • Your lock screen becomes the display: giant digits on high-contrast green, readable in sun and spray while the phone stays under your wetsuit • Spoken run and record announcements — hear your speeds and personal bests without looking • Record beeps and a GPS-lost alarm that keep working with the screen locked and the phone on mute • Every metric shows how far you are from your personal record, live — GO LIVE Broadcast your session in real time. Friends and rivals follow your track and speed on speedsurf.app/live, and you choose who can watch — public, friends, or private. — APPLE WATCH Record straight from your wrist, no phone needed on the water. A Workout-style live page, your best runs, live heart rate, and Water Lock that arms automatically. Your full track syncs to the iPhone when you're nearby. — COMMUNITY & PROGRESS See the latest public sessions worldwide and filter by discipline. Import sessions from any GPS logger — GPX, FIT, Locosys, Motion, Vakaros, u-blox, ESP-GPS — or open a file straight from Files and AirDrop. — DEVICES • iPhone and iPad • Apple Watch — standalone recording • Live Activities on Lock Screen and Dynamic Island Built by windsurfers for the speed-surf community. Free. No ads. speedsurf.app

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SpeedSurf 2.4 — our biggest update yet. 440+ riders in 24 countries already track every knot with SpeedSurf. Here's what's new. IMPORT FROM ANY GPS LOGGER Your old sessions belong here too. Drop in GPX, FIT, Locosys SBP/SBN, Motion OAO, Vakaros VKX, u-blox UBX or ESP-GPS GPY files and get the full SpeedSurf analysis — 2s, 10s, Avg LAT, α500, gybes, the lot. Open a file straight from Files, Mail or AirDrop with "Open in SpeedSurf". Everything the paid loggers do. Free. NEW DISCIPLINES • Cycling — plan your route on Apple's cycling directions, then ride it • Pumpfoiling — recordable, with its own personal records • New sports appear the moment we add them, no app update needed A SESSION PAGE THAT TELLS THE STORY • Arc gauges put every headline metric next to your own PR — see exactly how close you got • Your best five runs, right there • Pinch into the track for a full-screen map • Edit your session, link your gear, share a story image, tap the spot name for its page ON THE WATER • Daily record: five hard buzzes and five long beeps the moment you beat the day's best Avg LAT — no looking needed • Low-volume warning before you start, so you never miss a beep • Choose per session whether a record ride may go out as an Instagram story • The Recent tab opens instantly, even on the beach with one bar of signal APPLE WATCH • Recording without Health access is now a deliberate choice, not an accident • Missing runs are shown on the wrist, with a warning right where you look FIXES • Short sessions now save to SpeedSurf; a failed upload can be sent to the team in one tap • Track loading no longer freezes the app; Live Activities end with the recording Coins and comments have moved to speedsurf.app — the app is all about your riding. Free. No ads. Built by surfers, for surfers.

The developer, Ron Koldeweid, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Location
    • Contact Info
    • Identifiers

Privacy practices may vary, for example, based on the features you use or your age. Learn More

The developer has not yet indicated which accessibility features this app supports. Learn More

Seller
  • Ron Koldeweid
Size
  • 10.5 MB
Category
  • Sports
Compatibility
Requires iOS 17.6 or later.
  • iPhone
    Requires iOS 17.6 or later.
  • iPad
    Requires iPadOS 17.6 or later.
  • Mac
    Requires macOS 14.6 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.3 or later.
  • Apple Watch
    Requires watchOS 11.0 or later.
Location
  • This app may use your location even when it isn’t open, which can decrease device battery life.
Languages
  • English
Age Rating
13+
  • 13+
  • Infrequent
    Contests

    Contains
    User-Generated Content
    Social Media
Copyright
  • © R.Koldeweid, 2026