Time Zone Converter - Time Zone Converter is an online productivity tool to calculate exact time across time zones.
Pidgin - Pidgin is an easy to use and free chat client used by millions. Connect to AIM, MSN, Yahoo, and more chat networks all at once.
Time Travel - Prebook rides for Uber
Nomad Time - A friendly time zone converter
TimeLord for Slack - Timezone converter bot for Slack
Trillian - Trillian is a decentralized and federated instant messaging platform that lets your whole company send private and group messages, keep tabs on what co-workers are doing, share files, and much more.