Bump
Bump phones to exchange contact information at networking events. Skip the business card exchange all together.
Skype for iPhone
Save money on international calls and chat VoIP.
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Dopplr – The Social Atlas
Keep track of friends as they travel, and while you travel. Receive alerts for when your travel plans overlap with your friends’.
Keep in touch with colleagues while on the go, even without having to exchange cell phone numbers. Great for conferences.
