Pottery Calculators and Tools!

When making pottery, PhotoPottery's free clay tools come in handy!

How large should I make my piece to compensate for shrinkage? Calculate on the pottery shrink ruler!
How much does a kiln cost to run? Calculate kiln electricity
How much plaster to mix for molds? Calculate plaster volume
How much does your pottery shrink? Clay shrink tester shows!

Handbuilding Pottery Poll: Which handbuilding technique do you like most? Vote Now>

Firing Fee by Pottery Size Calculator. If your studio charges by the clay weight, also check our Kiln Firing Fee by Weight Calculator.

Water to Plaster Ratio Calculator - determines amount of plaster to add to water to mix volume needed to make plaster molds.

Cylinder Volume Calculator - Calculate liquid capacity of pottery mugs and teacups can hold.

Hemisphere Volume Calculator - Determine your pottery bowl volume.

Easily center sprigs, decals and more on your pottery!

Shop pottery tools - Find dozens of clays tools for hand building and wheel throwing.

If a glaze kiln is fired to Cone 6, what temperature does it reach?

Featured Pottery Tool

Helpful Scoring Tool

This Kemper Scratch Wire Tool is great for adding texture to clay. And, it's phenomenol as a scoring tool for slabs and coils: fast and precise, especially compared to a pin tool or fork.