A free app for Android, by Threye: Military Games.

Guardians of the skies is an action-packed, free-to-play, and highly immersive 3D air combat game based on the Indian Air Force. The game is set in the skies of India, where you will take on the role of a combat pilot. You will fly a wide range of aircraft, including the Su-30MKI, the world’s most advanced combat aircraft.

You will fly in multiplayer mode and will have to perform various missions, including rescue, combat, and more. In multiplayer mode, you will fight against other players on the same network.

The first three missions are unlocked to better train players before diving into the most difficult and challenging missions.