Public - Group chats.
SendLater - Email scheduler for Mac Mail.
Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
Assistant.to - GoToMeeting. Put your GoToMeeting link in the Assistant. to "Location" field. Once the recipient selects a time, you will both receive an invite with a unique GoToMeeting link.
Chalk - Chalk is a calculator that tries to do right what others do wrong.
Shortwave - Email smarter & faster with a reinvented experience for your Gmail