Well if you got a low end device which is has only (512mb Ram)
I will recommend this games to you.
- {Angry Birds Rio} made by Rovio for both android and PC
- {Plants Vs Zombies} this classic TDM game will hook you too it for hours it is made by Popcap back in "2009" it also has both version for android and PC.
- {Zenonia Series} except the "5" and "Srift" it is another classic hack n' Slash game for android its graphics evolve made it to become mmorpg.
- Minecraft Pocket Edition also known as MCPE this game has it all everything all you need is idea to create a world you want on this open world sandbox adventure and Rpg game i was created by Mojang for both Android and PC.
Now when you got Average device like (1GB to 2GB Ram) and has a good (GPU) ( Dual Core / Quad Core - PCU )you can run this games.
- Final fantasy tactics for android
- Chaos Rings III
- Stardew Valley
- Shadow Run
- Thimbleweed Park
- Light vs the force of Evil
- The Simpsons Tap out
- Etc.
Your were too lucky if you have a "High End Device Like this who got" (4GB of RAM) ( A good GPU like Qualcomm Snapdragon 800 series/Mali GPU/Adreno/NVidia) and has (Octacore PCU) you can run most of the game on android can offer.