http://appshopper.com/news/ienvision Still on sale from $9.99, If you like daily newspaper comics and some of the other stuff it offers. IMO It is well worth the $4.99
nasa I just bought the NASA SPACE ENVI. And its amazing.so many space pics , true out of this world (lol) awsomeness. Not sure about iEnvision, but I'm guessing its just as good
if you likes the space envi get this one, it's just a culmination of all their envi apps in one. And for the price deff worth it.