Chum: Offline Fish ID & Regs
Saltwater fishing catch log
About
Identify saltwater fish species instantly using your phone's camera, even offline. Access up-to-date fishing regulations for your location and log your catches with detailed information and photos. Share your successes and manage your fishing license digitally.
What's New in Chum
1.0.1
October 1, 2026
A new Guide and smarter rules. • Redesigned Guide: search every fish, see what's open or closed today with season bars, and what's changing soon. Star your favorites. • State or federal: switch between state and federal waters, and get a heads-up when you're near a line. • Rules that change inside a state: bays, rivers, parks and special zones now answer from your location, from the Keys and Everglades to the Savannah River. • New guides for gear rules and how to measure your fish. • Choose which screen Chum opens to, or touch and hold the app icon to jump straight to the camera, Guide or Catch Log. • Pick a cover photo for each trip in your Catch Log. • Your units, favorites and custom species now follow your account to every device. • Speed and stability improvements, including a fix for a slow Guide right after launch.
MoreDeveloper apps
FAQ
How does Chum identify fish?
Chum uses your phone's camera to identify over 280 Atlantic and Gulf saltwater species. You can also import existing photos for identification. The identification process works entirely offline.
Does Chum work without a signal?
Yes, Chum works entirely offline. Fish identification, regulations, species pages, and your catch log are all stored and accessible on your device, even when you have no cell signal.
What fishing regulations does Chum provide?
Chum provides size, bag, and season regulations for both state and federal waters along the Atlantic and Gulf coasts, from Maine to Texas. It indicates the source and check date for each rule.
What information is stored in the catch log?
The catch log records each catch with its photo, species, length, weight, and whether it was kept or released. It also includes details like tide, moon phase, barometer, speed, and location.
Can I share my catches with friends using Chum?
Yes, Chum allows you to create catch cards and story cards for sharing in group chats. You can also send a link for a specific catch to a friend, including its record.
Does Chum have ads?
No, Chum is ad-free. The app is made by a saltwater angler and focuses on providing a clean user experience without advertisements.
What is the age rating for Chum?
Chum has an age rating of 12+. This suggests it is suitable for users aged 12 and older, likely due to the nature of fishing and regulations.
How often is Chum updated?
Chum was last updated on 2026-09-25, with version 1.0. The app is designed to provide up-to-date regulations, and future updates are expected to include West Coast species and rules.
