Calculate days between dates
Calculate dates by adding or subtracting years, months, or days. Determine weekdays and weekends between two dates. Track working hours with an hour and minutes calculator.
Showing 21–40 of 1,000 ranked alternatives.
Ratha Sou
Calculate in portrait, science in landscape
Perform basic calculations in portrait mode and scientific calculations in landscape. Use root, power, factorial, exponential, division, logarithm, and trigonometric functions. Features a flat UI design similar to built-in iOS apps.
Phan Nhat Đang
Calculate differences and durations
Calculate durations between dates and times. Add or values from a starting date. Adjust values directly. View results clearly without complex settings.
Muljibhai Vaishnav
Calculate dates, times, and durations
Calculate dates and times for various purposes. Determine age, anniversaries, and event dates. Track time, days, months, years, hours, minutes, and seconds. Set reminders and share results.
Christie Clark
Calculate with large buttons and clear display
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.
Ha Thanh
Calculate , track duration, manage intervals
Calculate differences between dates and times. Add or subtract hours, minutes, and seconds. Convert formats and view results in various units. Track elapsed and set custom intervals.
Sergio Licea
Set custom sounds
Set custom messages, sounds, and images. Configure repeat intervals like every 20 or 90 minutes. Snooze, reschedule, or add notes to . Include pre-set alarms and custom notification sounds.
Evan Winograd
Calculate , track zones, and set reminders
Calculate differences with detailed breakdowns of hours and minutes. Convert between zones and find local times. Determine days until future dates and weeks between dates. Find the midpoint of a date range.
Philip Broder
Count down to and track time passed
Track time or since specific with countdowns in seconds, minutes, hours, months, or years. View real-time countdowns in main display. Add custom with background images, colors, and overlays like confetti or stars.
Joseph Sferrazza
Track events with countdowns
Track important dates with countdowns in seconds, minutes, hours, , weeks, months, years, or sleeps. Add unlimited events and customize with photos, icons, and time formats. Import events from calendars and set custom alerts. Sync across devices.
DigitAlchemy LLC
Calculate fractions, add, subtract, divide, multiply, convert
Calculate fractions with addition, subtraction, multiplication, and division. Convert fractions to decimals. Adjust recipe quantities for different serving sizes. Review math problems and convert measurements between cups and teaspoons.
tasser gyati
Calculate, convert, and solve equations
Offers standard and advanced math functions including percent, negative sign, memory, brackets, and history. It includes trigonometry, roots, exponents, and logarithms.
Saturn Technologies Inc.
Sync classes, events, and reminders
Manage academic and social schedules with rotating periods, lunch waves, and flex blocks. Create group events and track personal deadlines. Sync with classmates for shared calendars and receive reminders for assignments and meetings.
Juan Carlos Perez
Convert between 11 formats
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.
Andreas Link
Calculate time between dates
Calculate elapsed time between a past or future event and the current time. Compare multiple dates to determine time differences. Add or subtract time intervals to any given date.
Looploop IVS
Track dirtiness and manage cleaning tasks
Manage household cleaning tasks based on actual need, not fixed dates. Visualize dirtiness and cleaning impact to guide and motivate routines. Set optional reminders and control cleaning schedules without deadlines or forced notifications.
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