Newegg cuts a selection of PC anti-virus and security software for $0 via coupons and mail-in rebates. Plus, some items bag free shipping. The deals:

• Panda Internet Security 2014 3-User for Windows for $0 via $50 rebate (pictured, low of $50)
• Kaspersky Internet Security Multi-Device 5-User for Windows for $0 via "EMCPCWE67" and $65 rebate (low of $39)
• Nuance Dragon NaturallySpeaking 12 Home Keycard for Windows for $0 via "EMCPCWE74" and $35 rebate plus $1.99 s&h (low of $38)
• NUANCE Dragon Dictate for Mac 3.0 for $0 via "EMCPCWE73" and $60 rebate plus $1.99 s&h (low of $51)