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CalcSpin

CalcSpin

Free calculators and decision tools, no sign-up needed

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Small, fast browser tools: US state paycheck calculators, an EU261/UK261 flight delay compensation calculator, tip calculator, spin the wheel, random picker and QR codes. No sign-up, mobile friendly, and the math shows its sources.

CalcSpin makers

Here are the founders, developers, designers and product people who worked on CalcSpin

Justin HaSolo maker of CalcSpin
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