Dates calculator

With this calculator you can easily calculate the amount of time among dates (2 or more).
You can choose the unit of the result: years, months, weeks, days, hours, minutes and seconds.Another function is to calculate a date, choosing the initial date and the amount of time to add or subtract.
You can add several blocks with several units to get your result with maximum precision (up to milliseconds).You can also choose to include only working days in your calculations.Features:- calculates duration between two dates (can include time optionally)- calculates a date by adding/subtracting durations from a date (with time optionally)- simple, intuitive design- smooth user experienceFor any inquiries leave a review or send an e-mail!
Any feedback and advices are very welcome!Also available as web app: https://tonysamperi.github.io/dates-calculator