How to use this calculator
- Enter assets you classify as zakatable, deductions eligible under your chosen guidance, current nisab in the same currency, applicable lunar-year condition met.
- Choose a display currency, then select Calculate. Results also update after a brief pause while you edit.
- Read the result with the assumptions below. Export details or save a second scenario to compare your choices.
Formula and method
Assumptions and limitations
User determines asset eligibility, deductions, nisab standard and hawl under qualified guidance. No live gold/silver prices, business-specific rules, agriculture or universal religious ruling. This model is not Sharia certification.
Worked example
For the sample inputs shown above, zakat wealth scenario produces a first result of approximately 225. The assumptions below explain what this result represents.
What the result means
Apply a stated lunar-year wealth model after entering your own eligible assets and current nisab.
Common questions
How is the calculation performed?
Eligible net wealth=max(0,assets−eligible deductions). If the chosen nisab and lunar-year conditions are met, model 2.5% of net wealth.
What does the model leave out?
User determines asset eligibility, deductions, nisab standard and hawl under qualified guidance. No live gold/silver prices, business-specific rules, agriculture or universal religious ruling. This model is not Sharia certification.
Methodology and transparency
Calculation specification reviewed on 2026-10-14. Mathematical implementation is tested against independent reference fixtures. This does not imply review by a licensed financial professional. Read the testing and precision policy.
Background reference: islamic-relief.org — financial method. FinanceMath implements its own calculator.