bcWebCam - Scan barcodes and QR Codes with your computer web cam
MailChimp - MailChimp is the best way to design, send, and share email newsletters.
ZXing - Barcode Scanner for Android
HubSpot - Grow Better With HubSpot: Software that's powerful, not overpowering. Seamlessly connect your data, teams, and customers on one CRM platform that grows with your business.
Barcode to PC: Wi-Fi scanner - Turn your smartphone into a real barcode scanner
GetResponse - Email marketing from GetResponse. Send email newsletters, campaigns, online surveys and follow-up autoresponders. Simple, easy interface. FREE sign up.