ActivityHub - Calendar for CRM

Features:
- Supports calendaring in Salesforce, Google, Office 365, Exchange, Lotus Notes, Microsoft Live, and GoToMeeting
- View shared calendars
- Supports all standard and custom CRM objects and fields
- Use your location to schedule meetups and view curated events
- Manage your Salesforce tasks
- Offline support
- Automatically match invitees to contacts and leads in CRM
- Tap to dial CRM contacts and log calls
- Quickly view CRM data
- Seamless integration with Salesforce1
- No Salesforce configuration required

We're also on the Salesforce AppExchange: http://sforce.co/1I9MG0l