Memotoo sync all you want !
| Synchronization possible: | |
 Contacts |  |
 Calendar / events | |
 Tasks | |
| Configure your Mac OS X with: |
| and |
Address Book Mac OS X
iCal Mac OS XSynchronization possible: 
Contacts
1 Open your Mac Address BookContacts
2 Go to Preferences... / Accounts and click on +
3 Configure it with these settings:
| Account type: | CardDAV |
| User name: | Your username Sign Up |
| Password: | Your password |
| Server address: |  webdav.memotoo.com:443 |
| or https://username:password@webdav.memotoo.com/cardDAV/ |
4 Now you can find your contacts in the address book of your Mac
