NFCProof Ball
Handheld spherical reference for AI measurement
NFC-ready reference sphere for verified length, girth, and weight in the Fishtechy app—built for shoreline to deck captures.
- Diameter-controlled scaling
- Encrypted NFC payloads
- Salt-ready coatings
- Contest audit signals
Includes NFC registration · Works with the Fishtechy app
Proof Ball overview
Drop the Proof Ball beside your catch, take one photo in the Fishtechy app, and get verified length, girth, and weight in seconds. Choose the size that fits how you fish from the options below.
Variants (4)
Pick the size and configuration that fits how you fish — each option has its own page with full details.
1.4″ OG
Entry-level 1.4″ reference sphere for everyday shoreline and casual tournament capture.
1.4″ Pro Temp
Slightly larger 1.6″ sphere for training programs that repeat capture drills on deck or dock.
Pro2.1″ B
Pro-tier shell texturing and grip geometry for wet hands, gloves, and quick redeploy between fish.
Elite2.1″ Pro Temp Pit Tag
Our flagship sphere with dual-NFC reliability, tuned for premiere events and the most demanding anglers.
How it works
Three simple steps to verified measurements with Proof Ball.
- 01
Place the ball beside your catch
Keep the full sphere inside the frame with minimal glare and parallel to the fish axis when possible.
- 02
Capture in the Fishtechy app
Use guided capture for best exposure; upload originals instead of screenshots when you can.
- 03
Measure, log, or submit
AI extrapolates verified metrics for personal logs, feed posts, or contest workflows.
Features
Diameter-controlled scaling
Sphere geometry anchors scale even when shooters are handheld.
Encrypted NFC payloads
Tap to register your Proof Ball to your account in seconds.
Salt-ready coatings
A durable shell resists sun fading and everyday wear in your tackle box.
Contest audit signals
Verified measurements keep competition fair and fraud-free.
Built for Tech
Application-focused use cases for anglers who fish in this environment.
Shoreline & deck
Slip it in a pocket or tackle bag and measure any catch, anywhere you fish.
Tournaments
Submit verified, tamper-proof measurements for fair, fraud-free competition.
Everyday logging
Every measured fish is added to your SMART Log automatically — no manual entry.
Download the Fishtechy app
Pair your Proof Ball to measure, log, and compete.
Register your Proof Ball
Set up NFC registration and learn how to get the most accurate measurements.
View guides →Ready to measure with Proof Ball?
Pick the size that fits how you fish — each option has full details below.