SP Kalkulator — Tax Calculator for Self-Employed in Republic of Srpska

SP Kalkulator is a tax calculator for self-employed entrepreneurs (samostalni preduzetnici) in Republic of Srpska. It computes contributions, expenses, tax, and net profit based on the law that came into effect on January 1, 2025. The app runs entirely in the browser — no account, no server-side logic, no data sent anywhere.