Tools
Practical calculators and community tools
Live currency and gold rates, prayer times, Qibla, zakat, Hijri dates, household energy and backup power estimates.
Live rates
Muslim community tools
Prayer Times CalculatorEstimate daily Fajr, sunrise, Dhuhr, Asr, Maghrib and Isha times for major cities across many countries.Qibla Direction FinderFind the bearing and distance from a major city in your country to the Kaaba in Makkah.Zakat CalculatorEstimate zakat at 2.5% after adding zakatable assets and subtracting short-term liabilities.Hijri Calendar ConverterSee today's Hijri date and convert Gregorian dates to an estimated Islamic date.Istikhara Dua GuideRead the dua of Salat al-Istikhara with simple steps and English meaning.Daily Adhkar CounterMorning and evening adhkar with repeat counts and a simple tap counter.
Household, solar & energy calculators
Solar System Size CalculatorEstimate solar system size, panel count, roof area and monthly generation from electricity use and sunlight.Electricity Cost CalculatorEstimate monthly kWh and running cost for fans, ACs, fridges, PCs and other appliances.Watts to Amps CalculatorConvert real power into current for common DC and AC voltage systems.Amps to Watts CalculatorEstimate watts from current, voltage and power factor.Ohm Law CalculatorSolve voltage, current, resistance and power from two known electrical values.Battery Backup Time CalculatorEstimate usable battery energy and runtime for UPS, inverter and small backup setups.Battery Charge Time CalculatorEstimate how long a charger may take to refill a lead-acid or lithium battery.Inverter Size CalculatorPlan inverter watts and VA with motor surge and reserve margin included.LED Resistor CalculatorChoose a current-limiting resistor for simple LED circuits.Voltage Divider CalculatorCalculate output voltage, divider current and resistor power.Resistor Color Code CalculatorDecode a 4-band resistor value from color bands.Wire Voltage Drop CalculatorEstimate cable voltage drop from length, current, conductor size and material.Power Factor Correction CalculatorEstimate reactive power and capacitor size needed to improve power factor.