01
Scan
Drop a photo or type a hint. The on-device book returns species, confidence, and lookalikes.
From a $1M idea on X
Cal AI,
but for fishing.
Catch a fish. Scan it. CastID names the species and writes the conditions into your log — water, weather, moon, bait, and the spot that produced.
Sample ticket
Largemouth Bass
Micropterus nigricans
- Water
- 71.2°F · lake
- Sky
- partly cloudy · 6 mph
- Moon
- Waxing gibbous
- Match
- 94%
Recent casts
Full log02
Conditions
Water, wind, pressure, moon, and tide attach to the catch so you can edit them.
03
Pattern
The log, stats, and spots view show what actually produced — on this device.