Measuring Fish Reinvented!

Use the Proof Ball and our free mobile app to accurately measure length, girth, and weight of fish in seconds, with reduced fish handling. Automatically adds every fish measured to your SMART Log, along with other useful data.

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Key Features

  • Accurately measure fish from your smartphone

    Calculate length and estimated weight instantly using the Proof Ball.

  • Private map + journal for all your catches

    Auto-log your catches with full environmental data (moon, pressure, weather, and more), all kept completely private.

  • Share photos & engage with the angler community

    A dedicated social space to celebrate your accomplishments and interact with a network of anglers worldwide.

  • Challenge friends or compete in prize based tourneys

    Compete globally in verified tournaments for prizes or set up private contests with friends.

Your Tournament-Ready Measuring Companion

The Fishtechy Proof Ball is more than just a measuring device-it’s your key to accurate, verifiable catch data for personal logging, community sharing, and competitive tournaments. Built for real-world fishing, its unique design ensures precision and ease of use in any scenario.

- NFC Registration & Authentication

- Works Anywhere, Measures Precisely

- Tournament Ready & Tamper-Proof