Halal Decision Tools: Free Islamic Finance Calculators (2026)
Not another generic advice site. Halal Decision Tools is where Muslims in the West and the Gulf calculate what they actually need — zakat, home finance, purification, and Sharia screening — with transparent methodology, real sources, and instant in-browser results. No sign-up. Free forever.
Zakat
- Zakat Calculator 2026 — cash, salary savings, stocks, gold & silver, business inventory and debts, with nisab check and a step-by-step methodology based on AAOIFI standards.
Halal Home Finance
- Halal Mortgage Calculator 2026 — estimate your monthly payment and total cost of Islamic home financing, with a worked $400k example.
- Halal vs Conventional Finance Comparator — murabaha, ijara and diminishing musharaka side by side with a conventional mortgage, so you see the real cost difference.
- Murabaha vs Ijara: Which Islamic Home Finance Model Fits You? — the full guide.
Halal Investing
- Purification Calculator 2026 — estimate the non-compliant portion of your dividends to donate.
- Sharia Ratio Checker 2026 — test any stock against the 33% debt and 5% income screens, with an explanation of why these numbers.
- Best Halal Investment Platforms for Muslims in 2026 — the enriched guide with benchmarks and methodology.
Our methodology promise
- Every tool shows how it calculates, its sources (AAOIFI Sharia standards and official bodies), and its last-updated date.
- All figures are illustrative estimates — educational content, not a fatwa and not personal financial advice.
- Our smart assistant never issues religious rulings: it runs the numbers and points you to the right guide.
Country guides
- Halal Home Finance in the UK (2026) — coming soon
- Zakat for Muslims in Canada (2026) — coming soon
- Takaful in the USA (2026) — coming soon
- Halal Home Finance in Australia (2026) — coming soon
Last updated: October 2026.