Kalkoro: Calculator Tools

Kalkoro brings every calculation you need into one single app. From loan and interest to salary and tax, from health to exam scores, from currency and gold to percentages — hundreds of practical calculators, always with up-to-date parameters.

▍ Why Kalkoro?
• Privacy first: The values you enter (salary, loan amount, etc.) never leave your device — calculations run on your phone and are never sent to a server.
• Always current: Tax brackets, rates and tariffs are kept up to date, and every result shows a period badge.
• Works without an account: Every tool works fully in guest mode. Sign up free to sync your favorites and recent calculations across phone, tablet and web.
• Works offline: The tools keep working without an internet connection.

▍ Popular calculators
• Loans: personal, mortgage and auto loan installments, interest and total repayment
• Salary & work: gross-to-net and net-to-gross salary, severance pay
• Tax: VAT calculator, income tax
• Finance: percentage calculator, interest, currency converter, live gold prices
• Health: body mass index (BMI), calories, ideal weight
• Exam & education: score and grade average calculators
• Everyday: date/day difference, unit converter and more

▍ Clean, fast and modern
A clutter-free design with instant results, clear breakdowns and table views (like a loan amortization schedule). Light/dark theme and multi-language support keep it comfortable to use.

Loan calculator, salary calculator, tax, percentage, currency converter and gold prices — one app, unlimited calculations.

Note: Results in Kalkoro are for informational purposes only.

What are we calculating today?