Hunting & Fishing Tools

Free, field-ready tools built for hunters and anglers. No account required.

Fishing Tools

Fish weight, knot strength, trolling depth, reel retrieve rate, fly fishing gear, and more.

Free

Fish Weight Calculator

Estimate catch weight from length and girth using fisheries-standard formulas. Supports 20+ species.

Bass
Trout
Walleye
Pike
Catfish
Salmon
+15 more

Open Calculator

Free

Catch & Release Stress Calculator

Estimate fish survival probability after release based on water temperature, fight time, and air exposure.

Trout
Bass
Walleye
Pike
Salmon
C&R Safety

Open Calculator

Free

Fishing Knot Strength Calculator

Compare Palomar, Improved Clinch, FG, Alberto, and 6 more knots. Get effective breaking strength for mono, fluoro, and braid.

Palomar
FG Knot
Braid
Mono
Fluorocarbon
Leader

Open Calculator

Free

Trolling Depth Calculator

Estimate crankbait running depth for Rapala DT, Strike King XD, Reef Runner, and more. Adjust for line, speed, and line type.

Walleye
Lake Trout
Crankbait
Rapala
Strike King
Depth

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Free

Reel Retrieve Rate Calculator

Calculate retrieve speed in inches per crank. Compare gear ratios 5.4:1 to 9.1:1 and match them to your technique.

Gear Ratio
Baitcaster
Spinning
Bass
Retrieve Speed

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Free

Fly Rod & Line Matching Calculator

Find the right fly rod weight, rod length, leader length, and tippet size for trout, bass, salmon, and saltwater species.

Trout
Bass
Salmon
Saltwater
Tippet
Leader

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Hunting Tools

Game weight, bowhunting setup, antler scoring, venison aging, shotgun choke, ballistics, and food plots.

Free

Game Animal Weight Calculator

Calculate live weight, field dressed weight, hanging weight, and boneless meat yield for deer, elk, bear, turkey, and more.

Deer
Elk
Bear
Turkey
Wild Hog
Moose

Open Calculator

Free

Bowhunting Setup Analyzer

Calculate arrow kinetic energy, momentum, FOC balance, and recommended AMO spine for your draw weight, arrow, and broadhead.

Arrow Spine
Kinetic Energy
FOC
Draw Weight
Broadhead

Open Calculator

Free

Antler Score Calculator

Score whitetail, mule deer, and elk racks using B&C and Pope & Young formulas. Calculate gross and net scores with deductions.

Whitetail
Mule Deer
Elk
B&C Score
Pope & Young
Typical

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Free

Venison Aging Calculator

Find safe aging time for deer, elk, moose, bear, and wild turkey based on cooler temperature and species.

Deer
Elk
Moose
Bear
Wild Turkey
Meat Safety

Open Calculator

Free

Shotgun Choke & Shot Size Selector

Get choke and shot size recommendations for ducks, geese, pheasant, turkey, and clay targets by distance and shot material.

Duck
Goose
Turkey
Pheasant
Steel Shot
Non-Toxic

Open Calculator

Free

Bullet Drop & Ballistics Calculator

Get drop tables for 6.5 Creedmoor, .308, .30-06, .300 Win Mag, and 8 more cartridges. Includes wind drift and energy at range.

6.5 Creedmoor
.308
.30-06
Bullet Drop
Wind Drift
Energy

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Free

Food Plot Size & Seed Calculator

Calculate food plot acreage, seed type recommendations, seed quantity, and fertilizer estimates for deer and turkey habitat.

Deer
Turkey
Clover
Brassica
Soybeans
Habitat

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Safety Tools

Stay safe in the field with ice thickness safety guidance and load ratings.

Free

Ice Thickness Safety Calculator

Check if ice is safe for walking, ice fishing, snowmobiles, ATVs, and trucks. Includes ice growth estimator by overnight temperature.

Ice Fishing
Snowmobile
ATV
Safety
Ice Growth
Clear Ice

Open Calculator

Coming Soon
In Development

Tools currently in development. Check back soon.

Coming Soon

Tide & Current Planner

Combine tidal cycles with solunar periods to find the best saltwater fishing windows by location and date.

Saltwater
Tides
Inshore
Offshore
Coming Soon

Harvest & Trophy Log

Record fish catches and game harvests with location, date, weight, and photos. Track personal bests over time.

Catch Log
Harvest Record
Trophy
Personal Bests