Perform calculations using a basic, scientific, currency, and units calculator. View calculation history, convert numbers to speech, and synchronize results across all calculator modes.
Perform calculations with automatic result display as you type. Execute basic operations including addition, subtraction, multiplication, and division. Calculate percentages and clear inputs easily.
Track important dates with timers for birthdays, anniversaries, holidays, and milestones. View remaining time in years, months, days, hours, or minutes. Set reminders and access a Today widget for quick viewing.
View previous calculation results and edit entries by selecting numbers or symbols. Recalculate expressions for error correction. Import past results into new calculations. Add remarks to important records.
Calculate differences by selecting start and end dates or entering them directly. Display results in years, months, days, hours, minutes, and seconds. Add time intervals to a start to determine a new .
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.
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.
Track , breaks, and earnings by entering shift start and end times. Log multiple jobs with custom entries. Calculate total and pay automatically. Monitor break times and manage time entries efficiently.
Perform -based calculations with addition, subtraction, multiplication, and division. Input and display in days, hours, minutes, and seconds. Customize format preferences. Convert between different units.
Calculate based on location and date. Display current in hours and minutes. Help users align telescopes with celestial coordinates. Track changes throughout the year. Provide reference for astronomical observations.