Calculate dates across Gregorian, Julian, Hebrew, and French Republic calendars. Convert dates to find the day of the week. Determine time spans between two dates. Add or subtract time from a . Perform various and time conversions.
by John Nairn★ 0.00 ratingsUtilities$9.99Data updated 2026-09-08
Calculate differences and add/subtract durations with optional time settings. Determine working days between dates, excluding specified days and holidays. Track working and non-working hours between two dates.
Calculate the between two dates, add or subtract from a , and determine workdays. Track workdays added or subtracted. Perform calculations with an intuitive interface.
Provides date calculations including day number lookup, date conversion from year/day number, days between dates, date addition/subtraction, and day of the week checks.
Convert Julian dates to Gregorian and vice versa. Calculate Julian Day Numbers. Track historical or scientific date references. Manage date conversions for astronomy, military, food production, or research.
Calculate intervals between dates and track exact hours and days. Add or subtract hours using a simple calculator. Determine age with detailed breakdowns. Export results and share directly.
Track prayer times and set adhan alarms for accurate timing. Recite the Holy Quran with English translations and advanced search. Listen to Quran with various audio options. Bookmark surahs and ayahs. Share Quranic content.
Displays dates in Persian, Islamic, and Gregorian calendars. Users can switch between English and Farsi languages. It shows international holidays and Persian events. Features include daily, monthly, and annual views.
Dates between Islamic, Gregorian, Hebrew, Buddhist, Persian, Japanese, and Chinese calendars. Calculate age based on birthdate. View history of past conversions. Share results as images.
Perform general calculations including addition, subtraction, multiplication, division, and square roots. Use memory functions for storage and retrieval. Apply thousands separators and handle numbers up to 60 digits.
Calculate the number of days between two dates. Add or subtract years, months, weeks, days, workdays, hours, or minutes from a known . Find new dates based on intervals. Track differences and adjust dates precisely.
Convert dates between Gregorian, Islamic, Coptic, Um Al Qura, Hebrew, and Solar Hijri . Select a and system, then view converted dates. Switch between calendar systems and compare dates side by side.
A calculator with large buttons and a clear display for efficient calculations. Supports basic arithmetic operations. Includes a Retina Display for improved visibility.
A calculator with a clear display and large buttons supports functions. Switch between portrait and landscape modes on iPad. Perform simple calculations without additional features.
Displays 11 date formats including CCSDS Date, Dublin Date, and Unix Time. It features a calendar to view daily . Tapping a date copies it to the clipboard for use in other apps.
Convert units across 16 categories with instant results. Switch between metric, imperial, and other systems. Calculate conversions for length, weight, temperature, and more. Store frequently used values for quick access.
Helps manage , dates, and schedules. Add or subtract , minutes, and seconds. Apply hourly rates for cost calculations. Track and calculate pay. Convert formats and plan shifts.
Calculate age based on birthdate. Convert dates between 9+ calendar systems including Gregorian, Chinese, Japanese, Thai, Hebrew, Islamic, Persian, Indian, Mayan, and Ethiopian.