[saagarjha]

> The main reason I chose GPL was because I don't want someone else building a commercial closed source application based on my app; others can still fork the project and modify it.

GPL is generally the best choice for that.

> In the end, I don't really care what others do with my app as long as they consult me about what they want to do with it

There’s no popular license that I know of that requires people to tell you about their fork. They can just release it and publish the code along with it.

[trasz]

Sure there is: CDDL. It requires one to give the changes back, as opposed to passing them to whoever they distribute to.