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Life & fun · alternatives · 2026

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24 alternatives to I built a sonar into my surfboard

Putting a sonar depth gauge on a surfboard

This surfboard features integrated sonar technology to help riders detect underwater conditions and obstacles. Launched in 2021, it's designed for surfers who want real-time information about what's beneath them while… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. I built a sonar into my surfboard launched in 2021; newer entries below may have overtaken it.

  1. 1

    Easiest way to see what's going on around you!

    2019 · apps.apple.com · its alternatives →

  2. 2

    Extensible mobile app debugging for iOS and Android

    2018 · github.com · its alternatives →

  3. 3

    CLI tool for inspecting and managing services listening on localhost ports - raskrebs/sonar

    Mar 2026 · github.com · its alternatives →

  4. 4

    Real-time surf conditions at a glance

    2024 · apps.apple.com · its alternatives →

  5. 5
    Blea▲86

    Electric surfboard

    2018 · kickstarter.com · its alternatives →

  6. 6
    Surf▲190

    Flipboard's new app for browsing the open social web

    2024 · about.surf.social · its alternatives →

  7. 7

    Live Surf Competition Scores on your Watch & iPhone

    2024 · apps.apple.com · its alternatives →

  8. 8

    Find your perfect surf job by the ocean 🌊🌴☀️

    2019 · surf-jobs.com · its alternatives →

  9. 9
    Lampuga▲76

    Jet powered surf board

    2015 · lampuga.com · its alternatives →

  10. 10
    Sonar▲133

    A native Mac app for GitHub and GitLab issues

    2024 · taska.now · its alternatives →

  11. 11
    The WOO▲72

    On-board sensor tracks your kiteboarding sesh

    2015 · woosports.com · its alternatives →

  12. 12
    SurfKey▲212

    Reddit keyword alerts in your inbox, Slack and Discord

    2022 · pesatoken.io · its alternatives →

  13. 13

    A limited edition surfboard from Tesla 🏄

    2018 · shop.tesla.com · its alternatives →

  14. 14SC

    Hello HN! I'm excited to reveal Surfboard to you all! Surfboard is a widget that enables you to share your Arduino code as a URL link or HTML embed. People interacting with your widget can edit, compile and upload the code into their Arduino board--right in the browser. Surfboard supports over 170 boards and over 4,200 libraries, so rest assured you can share quite a large variety of Arduino projects here :) More on tech stack: - Backend is Node.js and Go with MongoDB database, with most of the codebase a derivative of the Duino App project (https://duino.app/) - React…

    2022 · sfbd.is · its alternatives →

  15. 15

    Uptime check with built in security monitoring

    2020 · templarbit.com · its alternatives →

  16. 16

    Automatic daily website analysis

    2021 · sonar.network · its alternatives →

  17. 17
    Sonarly▲156

    The AI that fixes prod autonomously

    Mar 2026 · sonarly.com · its alternatives →

  18. 18
    Sonar▲60

    Discover new music, together.

    2022 · apps.apple.com · its alternatives →

  19. 19

    Plan your next surf trip at your fingertips 🌊

    2019 · expireddomains.com · its alternatives →

  20. 20

    Easily track your workouts and stay safe on the water.

    2020 · paddlelogger.com · its alternatives →

  21. 21

    Current surf conditions at a glance

    2017 · its alternatives →

  22. 22

    Talking speedometer app for outdoor sports & activities

    2021 · its alternatives →

  23. 23

    The social network for ocean explorers.

    2017 · oceans.io · its alternatives →

  24. 24AM

    2015 · blog.sendsonar.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →