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Free calculators, converters and browser tools for work, life, trades, engineering, IT and everyday problems.

Zerdly InteractivePlay freeFree browser games & puzzles — Sudoku, Word Search, Spin the Wheel, Crossword & more. Play instantly, no sign-up.
BetaPremium beta — every tool here is free and live, with new calculators and refinements added every week.
Web DesignNow taking enquiries for January 2027. Modern websites for Australian small businesses, built remotely from Peel, WA.