Let's try to play a game titled ModernSniper produced by Candy Mobile this game you can download on Google Playstore with a size of 10MB while it has been downloaded by more than 10 million people and get a value of 4.1 stars, overall this game describes a a sniper who has to kill a band of criminals guarding his headquarters.
Game play
While the game Modern Sniperdimulai you will be guided to follow the game control tutorial steps as follows:

Slide the screen to see the location

Watch the battle arena, aiming to know where the enemy is.

Now press the shooting position.

Slide the zoom button to zoom in.

Press the breath button for the target to focus.

Press the fire button to shoot.

When you have finished shooting, press the observing button again, to choose which one you will attack.

touch the weapon section to activate it.
after finishing the tutorial then you are directed to the game menu view as shown below

there are several options listed like:
Story Mode, in this mode you have to play finish the existing level in first order first only one open then others will open also if you successfully complete the previous level the game will finish if you manage to kill all enemies but the game fail if you run out blood and if your performance in killing the enemy is good then you will get 3 stars, overall in story mode there are more than 30 levels.
Endless Mode: while in this game mode you are told to kill as many enemies as unlimited games will stop when you run out of blood.
if you are good at finishing the level then you will be rewarded with money, the money you can use to give your equipment as a sniper like the following equipment:

Weapons

Protector

Ammo
My advice to buy and upgrate first weapon because it is more important and do not forget to buy ammunition.
https://play.google.com/store/apps/details?id=com.xs.armysniper
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