is not really a smartphone, since no app, and a battery that would like more than 24 ... (humor) Battery hold good, even very good! So for apps, if you want, look first on the Samsung site if some are available for this one, has not y'en Battery good weeks like 1 by using 2 or 3 o'clock in the call, the touch screen is fluid (too often), predict buying an SD card because the phone at the same it has only 10mo memory ... of quality / price, excellent ....