SumZA — South Africa’s Free Calculator Portal
A place to do your sums. 46 free calculators for tax, salary, property, vehicle, solar, business and more.
💼 Tax & Salary
💰 Salary Conversions
🏠 Property & Housing
🚗 Vehicle & Transport
☀️ Solar & Electricity
📊 Business & Finance
🎓 Student & General
🎓 APS Score
University admission🎓 Study Hours
Plan your schedule🎓 Final Mark
Exam mark needed🎓 Working Days
Excl. holidays🎓 Age Calculator
Exact age🎓 Date Calculator
Days between dates🎓 Time Difference
Hours and minutes🎓 Percentage
All % calculations🎓 Currency Conversion
Rand to world currencies🎓 Unit Conversions
Metric and imperial
University admission🎓 Study Hours
Plan your schedule🎓 Final Mark
Exam mark needed🎓 Working Days
Excl. holidays🎓 Age Calculator
Exact age🎓 Date Calculator
Days between dates🎓 Time Difference
Hours and minutes🎓 Percentage
All % calculations🎓 Currency Conversion
Rand to world currencies🎓 Unit Conversions
Metric and imperial
Why SumZA?
46 free calculators using the latest South African tax rates, SARS brackets, Eskom tariffs, and BCEA regulations. Results are instant, private, and free.