Smith Micro & Wireless Data in 2006 Grove City College October 5, 2006

2 Company Overview Smith Micro Software Is a Leading Provider of Wireless Software Solutions to Carriers and Handset Manufacturers Founded: 1983 IPO: 1995 NASDAQ: SMSI Employees: 110 Recent Acquisitions –Allume Systems: July 2005 –PhoTags: April 2006

3 Location, Location, Location Located in Southern California

4 Our Business Wireless connectivity solutions –Wireless carriers –Device manufacturers –Large enterprises Wireless handset solutions –On-phone image and resource compression –Phonebook management - Outlook synchronization Utility software offerings –StuffIt - Desktop compression –CheckIt - Security and diagnostics

5 Mobile Data Market CAGR: 81.1% US Mobile Data Revenue ($bn) Yankee Group, (March 2006)

6 QuickLink® Mobile - Our Flagship Product  WWAN  Wireless Wide Area Network  QuickLink® Mobile  Provides laptop UI  Wi-Fi and WWAN connectivity  Allows for seamless transition from a Wi-Fi to WWAN connection  Multiple device support

7 Languages x86 Assembly –Not since 1999 C –Code for mobile platforms Objective C –Macintosh GUI C++ –Windows and Linux GUI –Engine code without mobile requirements C# –Used for all Web Services and Web Site Programming Other languages in use –PHP, WebDNA, Java

8 How We Got to 3G WWAN  1G - Analog ’s  AMPS - Advanced Mobile Phone Service  2G - Digital ’s  TDMA - Time Division Multiple Access  GSM - Global System for Mobile communication  CDMA - Code Division Multiple Access  3G - third-generation wireless – 2000’s  Effort to standardize future digital wireless communications  Goal of global roaming  >= 144 Kbps in wide area mobile environments

9 Today Progression of Technology CDMA GSMGPRS 1xRTTEVDO EDGE UMTSHSDPA EVDO Rev AEVDO Rev B HSUPA

10 3G Wireless Speeds 1xRTT - CDMA –Max: 144 Kbps Downlink, 144 Kbps Uplink –Typical Downlink: Kbps EDGE - GSM –Max: 247 Kbps Downlink, 123 Kbps Uplink –Typical Downlink: Kbps UMTS - GSM –Max: 384 Kbps Downlink, 384 Kbps Uplink –Typical Downlink: Kbps 1xEVDO - CDMA –Max: 2,400 Kbps Downlink, 144 Kbps Uplink –Typical Downlink: Kbps HSDPA - GSM –Max: 3,600 Kbps Downlink, 1,800 Kbps Uplink –Typical Downlink: Kbps

11 Services that 3G Enables Mobile Internet connectivity Mobile Multimedia services - photos and movies Wireless application downloading Video-on-demand - short-format content Enhanced location-based services Push-to-talk services

12 EV-DO Migration Path EV-DO Rev. 0 –Divides radio spectrum into separate voice and data channels –1.25 MHz data channel –Eliminates chance that high voice traffic interrupts data service –Offered by Verizon Wireless and Sprint EV-DO Rev. A –Max: 3.1 Mbps Downlink, 1.8 Mbps Uplink –Reduce call set up times and decreases delays –Services: wireline-quality VoIP, low-latency push-to-talk, online gaming, video on demand and video messaging & data transfer EV-DO Rev. B –Multiple 1.25 MHz channels simultaneously –Max: 9.3 Mbps Downlink, 5.4 Mbps Uplink –Puts control for scaling bandwidth into the network operators’ hands EV-DO Rev. C –Uses OFDM/MIMO technology

13 GSM Path HSDPA –High-speed downlink packet access –14.4 Mbps downlink peak data rates HSUPA –High-speed uplink packet access –5.76 Mbps peak uplink data rates –Expected in 2007 LTE –Uses OFDM/MIMO technology

14 Wireless Device Form Factors USB Tethered –Handsets and Smart Phones –USB 2.0 PC Card –32-bit and 16-bit PCMCIA ExpressCard –Replacement to PC Card –Lower power consumption Mini PCI –Embedded by Laptop OEM’s –Dell, Lenovo, HP & Toshiba

15 Challenges in WWAN Licensing costs –Availability and cost of wireless spectrum –Intellectual property costs Mobile devices –Battery life –Product lifecycle –Speed of technological advancement Carrier issues –Billing –Customer service –Seamless nationwide coverage Communications –No one company does it all –Requires multi-party collaboration

16 What’s Next? Competing Services –Wi-Fi Hotspots –Metropolitan Wi-Fi deployments –Mobile WiMax OFDM/MIMO Devices –Device Convergence Wi-Fi, HSDPA, EV-DO Rev A in single device –Software adaptable radios Computing Devices –New form factors –New applications –New business possibilities

Questions?