Penpal Café - Find a person you can share your observations with.
Calendly - Say goodbye to phone and email tag for finding the perfect meeting time with Calendly. It's 100% free, super easy to use and you'll love our customer service.
SuperDuo - Your everything experts - SuperDuo is a digital companion service that matches each elder member with a trained & fun buddy.
SavvyCal - A scheduling tool both the sender and the recipient will love.
Thaw - Meet people you should know, but don't
Cal.com - Cal.com (formerly Calendso) is the open source Calendly alternative.