Guides

Three guides on what the calculators do and the numbers behind them. All values last verified on 22 September 2026.

How gems work in Pixel Worlds

Where gems come from, what mgems and fgems mean, what you can do with them, and the exact arithmetic both calculators use, with a worked example you can follow line by line. Start here if you're new to the gem economy.

Pixel Worlds gemstone values: all 25 compared

The full gemstone price table, the simple pattern that generates all twenty-five values, and what it means in practice: which stones are worth carrying, which comparisons people get wrong, and how to check whether a trade is fair.

Pixel Worlds fish values: all 12 species compared

Every fish price by species and size, the ladder nine of them follow, the three that do not, and why crab is in a category of its own. Includes how fish stack up against gemstones per item.

Also useful

The FAQ handles the short questions: what a particular stone is worth, how the byte coin conversion rounds, whether your numbers get saved. The changelog tracks every change to the site, and more importantly every time a value has been altered or re-checked.