The document discusses the evolution of cellity's Address Book application, from version 1 to version 2.0. Address Book 2.0 integrates communication features like email, messaging, social networks and voice calling. It allows users to manage all their contact and profile information in one central place, connect to social networks, and send messages across multiple platforms. Address Book 2.0 works across many mobile and desktop platforms and with major social networks and email providers. The business model discusses generating revenue from advertising, premium subscriptions, and fees from mobile operators. Future plans include integrating additional features into Address Book 3.0.

1. Mobile Media Summit Medienforum nrw, Köln, 24.06.2009 cellity Address book 2.0

2. The Evolution cellity’s Address book 2.0 Sep. ‘09 least cost router set of individual single-purpose-apps Dec. ‘08 Feb. ‘08 May ‘07 Feb. ‘07 Communicator 3 multi platform (messaging voice, presence, etc.) Communicator: voice, e-mail, messaging, twitter Communicator 2 incl. address book 2.0: communication features (e-mail, messaging, social networks, twitter, voice) connect & communicate

3. Introducing the cellity addressbook 2.0

4. mobile advertisement build in one central personal profile manage yourself in one place relevant contact information auto-connect with your current friends up-to-date contact info auto-add new contacts connect to social networks universal messaging platform: send messages like e-mail, SMS, messages on Twitter & Facebook, etc. connect to social feeds Twitter, Facebook timeline, etc. cellity Addressbook 2.0

5. Works on the iPhone

6. Works on the Android G1

7. Works on all major mobile platforms

8. Works with major social networks

9. Works with major email providers

10. Web app

11. Web app: web call

12. Web app: messages

13. Browser Email Address Book 2.0 + Social Network Features Social network messaging Social Feeds Address Book 2.0 + Social Network Features Social network messaging Social Feeds

14. cellity addressbook 2.0

15. centralized information widely accessible & securely stored Server Centric Architecture In the mobile web On the computer On the mobile phone

17. connect & communicate * coming Q1/2009 Future outlook: Address Book 3.0 messaging voice social networks social feeds IM* LBS* Presence* connect & communicate

18. Thank you for your attention! cellity AG Sarik Weber Stahltwiete 23 22761 Hamburg Germany tel. +49 40 8888 5600 fax +49 40 8888 56010 www.cellity.com