You are downloading Messenger for Pokemon GO Latest APK v1.4.1 (11)
for Android. Messenger for Pokémon GO helps you to communicate with
trainers in your area. Find others to conquer gyms together, catch rare
monsters or start lure modules. You don’t have to leave the app.
Messenger for Pokémon GO has floating chat bubbles so you can always
stay in the game while chatting with people around you.