Timerange: date calculator app for iPhone and iPad

Calculate dates, intervals between two dates and create countdowns — all in one app, Timerange. Add or subtract workdays or set up your workweek and get exact amount of workdays between two dates. Create customizable countdowns and display them on your Home Screen with widgets.

Features:
• Add days, weeks, months or years to any date or subtract them.
• Choose which weekdays to count.
• Set specific dates that must be skipped in the calculation.
• Calculate intervals between two dates.
• Exclude or include start and end dates into calculation.
• Get exact amount of workdays, non-working days or weekdays selected by you between dates.
• Set your own workweek to personalize results when calculating intervals.
• Create time counters from a specific event or countdowns until an event.
• Set style of the counters and their color.
• Receive notifications when a countdown is about to finish.
• Add Time Counters widget to your Home Screen to track the counters without opening Timerange.
• Customize every screen’s initial data that will be shown to you every time you launch the app.

Privacy policy: https://timerange.app/privacy.html
Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Usually Timerange: date calculator iOS app used & searched for