Free tools

Do the math before you sell.

Quick, free calculators for the two questions every card seller asks: what do I actually make, and is this worth grading?

eBay Fee & Profit Calculator

See your real take-home on a card sale after eBay's final-value fee, per-order fee, promoted ads, and your costs.

Decide whether to grade a card: expected value after fees vs. selling it raw, with the 3× rule of thumb.