Religion & Social Giving Calculators
Zakat, tithe, tzedakah, Easter date, Hebrew date conversion, and Bar or Bat Mitzvah planning tools in one focused category.
These calculators help with practical religious and social-giving questions: estimating zakat, planning a tithe or tzedakah amount, converting Hebrew dates, finding Easter dates, and checking Bar or Bat Mitzvah timing. They are built as educational planning tools, with formulas and assumptions shown where relevant so you can compare them with your own religious guidance or local institution.
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Gematria Calculator (Hebrew & English)
Calculate gematria values for any word or phrase using six classical systems: Hebrew Standard, Hebrew Ordinal, English Ordinal, English Standard (Jewish Cipher), Pythagorean Reduced, and Greek isopsephy.
Open Calculator →Tzedakah / Maaser Kesafim Calculator
Calculate Jewish maaser kesafim — 10% of net income for tzedakah — with tax and business-expense deductions plus a chomesh (20%) option.
Open Calculator →Bar / Bat Mitzvah Date Calculator
Find the Hebrew birthday and Bar Mitzvah (age 13) or Bat Mitzvah (12 Orthodox, 13 Reform) ceremony date including the traditional Shabbat ceremony day.
Open Calculator →Hebrew Date Converter
Convert between Gregorian and Hebrew (Jewish) calendar dates with major Jewish holiday tags.
Open Calculator →Easter Date Calculator
Find Western (Catholic / Protestant) and Eastern Orthodox Easter dates for any year, plus Ash Wednesday, Palm Sunday, Good Friday, and Pentecost.
Open Calculator →Tithe Calculator
Calculate Christian tithe (10% of income) with weekly, monthly, and annual breakdowns plus lifetime giving projection.
Open Calculator →Zakat Maal Calculator
Calculate your zakat obligation on wealth (maal) based on current nisab thresholds. Supports zakat on income, savings, trade assets, and gold.
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