Will show the different international times for contact group(s) so you can quickly see when all your team, gaming groups, friends are contactable at once.
Can be set to just instantly show one contact group, a selection of contact groups, or all groups.
Groups can be set on icloud.com in Contacts, and will need to have city/country set in the address.
Requires a key from https://timezonedb.com
Siri is supported
Widget is supported