5 ways to create a marketing calendar

Feature Google Spreadsheet Google Calendars Basecamp Salesforce Your Blog
Easy to share Yes Yes Yes Yes Yes
User level permissions Limited Limited Yes Yes Yes
Calendar integration   iCal only iCal only Yes iCal only
Collaboration/Messaging Yes   Yes Yes Yes
Brandable     Limited Yes Yes
Easy to learn and setup Yes Yes Moderate No Yes
Scalable     Yes Yes Yes
Supported     Yes Yes Yes
API for Integration with Website /Mailchimp     Yes (but I don’t know if there is any reason to) Yes (with custom work) Yes
Cost Free Free Low $20-150/mth High $125/usr/mth Low
Example Example Website Website Website Website