Fish Calculator

FishCalculator is an advanced fish weight estimation app designed for anglers who want fast, accurate, and reliable weight calculations using scientifically based fish formulas. The app supports both South African and international fish species, with calculations tailored to body shape, girth, and length measurements for improved accuracy.

Features

Accurate Fish Weight Calculations

Calculate estimated fish weight instantly using proven fisheries biology formulas based on fish length, girth, and species-specific factors.

South African Fish Species Support

Includes a wide range of South African freshwater and saltwater species such as Kob, Yellowtail, Leervis, Galjoen, Yellowfish, Barbel, Carp, Tilapia, and many more.

International Fish Database

Supports popular international species including Tuna, Marlin, Wahoo, Snapper, Pike, Musky, Salmon, Halibut, Catfish, and others.

Metric And Imperial Measurements

Switch easily between metric and imperial measurement systems for length, girth, and weight calculations.

Fish Condition Adjustments

Select body condition options such as Slim, Average, or Fat/Spawning for supported species to improve calculation realism and accuracy.

Save Catch History

Store calculated catches locally on your device and review previous fish measurements anytime.

Modern Dark Mode

Use the built-in light and dark theme switcher for comfortable viewing during day or night fishing sessions.

Measurement Guides

Built-in measuring instructions help users correctly measure fish length and girth for more accurate results.

Fast And Easy To Use

Clean interface designed for quick calculations whether you are on the shore, boat, dam, river, or estuary.

FishCalculator is built for recreational anglers, competitive fishermen, and fishing enthusiasts who want a reliable and professional fish weight calculator directly on their device.