Simple tools for buying, selling, pricing and calculating.
Estimate eBay fees and see what you keep after a sale.
Simple GST calculator to add GST, remove GST, and calculate the GST amount.
Check if a GPU price is actually a good deal.
Convert ring measurements into common ring sizes.
Calculate profit, loss and percentage gain from a trade.
FRQNCY is a collection of simple tools built to get straight to the point.