Call and sms Block need

[babar1]

hi salam dosto,
mujhe ek aesa software chahiye jo sms aur call block karta ho aur free ho aur trial version na ho. main ne android market main buht se software dekhain han magar koi khas Authentic nahi mila, pls dosto koi aesa athentic software batain jo bar bar instal krna na paray aur working bhe ho?

[miannatiq]

https://play.google.com/store/apps/details?id=com.lianyun.afirewall.inapp&hl=en