Google Calendar - Spend less time managing your day & more time enjoying it
Mailo - Mailo is an email client where you can send and receive emails to and from anyone with an email address.
Simple Calendar - A simple calendar with events (optional recurring and reminders), week numbers and a customizable...
HEY - Email at its best, new from Basecamp.
Calendar Lock PEA - Calendar Lock PEA is an encrypted desktop calendar with a day, week and month view. The shown calendars are never stored unencrypted on your disk, but exist only in the RAM. Platform-independent, Open Source, no installation or registration required.
Soverin - Soverin is the honest email service that doesn’t sell your data.