Did Facebook just throw Instagram’s rivals a lifeline?

It’s hard to imagine Instagram’s rivals feeling good about the company’s $1 billion sale to Facebook. But at least one competitor suggests that users fleeing from the photo app could actually boost other services.

This Christmas, Instagram gets millions of photos & more users

A sharp uptick in the sales of Apple’s iPhone 4S along with the status of “top app of 2011” has turned this to be a year to remember for San Francisco-based startup, Instagram. The company saw a spike in new users and photo-sharing activity.

It’s a trend: Now Sincerely has a disposable camera app, too

Sincerely, the company aimed at making it easy to get printed copies of the photos you take on mobile devices, has launched a new app called Dotti meant to replicate the experience of using a disposable camera, cementing the trend of 1990s nostalgia in mobile apps.

Photo app Waddle lands funding, launches updates

Waddle, the San Francisco-based startup that makes a group photo sharing app for the iPhone, is preparing to get a bit bigger: The company has landed seed funding from Chinese Internet giant Tencent. It has also released an update to its photo sharing app, Waddle 2.0.