IBAN Validator
Safely validate and parse IBAN format and check digits locally without network requests.
Take-Home Pay Simulator
Estimate taxes and social insurance deductions for Japan
Salary Converter
Convert between hourly, daily, monthly, and annual salary
Hours Calculator
Calculate work hours, overtime, and wages from time cards. Cross-day supported
Minimum Wage Checker
Check minimum wage for all 47 Japanese prefectures
Loan Repayment Calculator
Simulate monthly payments for home, auto, and education loans
Compound Interest Calculator
Visualize compound interest and investment growth instantly
Percentage Calculator
Calculate percentages, increases, and decreases instantly
VAT & Sales Tax Calculator
Instantly calculate or reverse-calculate VAT and sales tax for various countries.
Proportion Calculator
Calculate the fourth value from three known values using cross multiplication. Different from percentage calculations, it solves direct and inverse proportions.
Points Calculator
Compare reward points across multiple credit cards
Bill Split Calculator
Calculate exact splits and share as images
Electricity Cost Calculator
Calculate monthly electricity costs per appliance
Other Categories
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