Fast, no-nonsense calculators that run entirely in your browser — no sign-up, nothing stored. Choose a category to get started.
Rate increases, salary-to-rate, invoicing, tax set-aside, retainers and more.
Explore freelancer tools →Hourly-to-salary, tip & bill split, subscriptions, cost per use, and savings goal.
Explore everyday tools →Paint, flooring & tile, gravel & aggregate, and lumber — work out exactly how much material to buy for your project.
Explore home & DIY tools →Final grade, GPA, weighted grade, and grade percentage — know exactly what you need and where you stand.
Explore student tools →Air fryer conversion, oven temperatures, recipe scaling, and cups to grams — the quick kitchen conversions you always need.
Explore cooking tools →🧮 More coming soon — everyday money, date & time, and more.
Most online calculators are slow, cluttered with ads, and want your email. TidyTools is the opposite: simple, fast tools that do one job well, run entirely in your browser, and never ask you to sign up or hand over your data. Just honest math to help you make better decisions.
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