Date and time calculations and information.
The app calculates differences between dates and times, and adds or subtracts time intervals. It also provides calendar information, leap year details, and countdowns for events like New Year and birthdays.
Showing 761–780 of 1,000 ranked alternatives.
Michael Kohler
Calculate projector image size and distortion.
The app calculates projected image dimensions including width, height, and diagonal length. It also estimates brightness in Nits, total projected area, pixels per inch, and keystone distortion.
T Krobot
Set reminders for birthdays and notes
Track friends' birthdays with a calendar view. Set reminders to avoid forgetting. Note preferences for gift ideas. Receive gift recommendations based on interests. Sync notes across devices. Share birthday reminders with others.
Piet Jonas
Count down to lunar phases precisely.
The app displays a countdown to the precise times of lunar events including full moon, new moon, and quarter phases. It shows the current moon coverage and can add moon phases to a calendar.
52 Apps Ltd
Count down and track your events
Track upcoming events with timers for birthdays, vacations, and anniversaries. Set notifications for 1 day prior, 30 minutes before, and 5 minutes before the . Display live countdowns on the lock screen.
ANTHONY PHELPS
Store warranties, receipts, and purchase details
Store purchase details including dates, prices, and receipt photos. Track warranty status and expiration dates. Set warranty durations and receive alerts for expiring warranties. Organize items by category and view status updates.
Chris Barber-Riley
Count down and track time events
Count down to events with detailed timers showing , hours, and minutes remaining. Add custom events and set reminders. Display countdowns as widgets on the home screen. Share countdowns with others.
Omar Saed Younis
Track prayer times and find qibla direction
Calculate Fajr, Dhuhr, Asr, Maghrib, and Isha prayer times using GPS location. Provide sunrise time for Fajr accuracy. Allow selection of multiple calculation methods including ISNA, MWL, and others.
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