tower defense game

Hello, i have published my new game last week Guard of The Light. I got only 450 installs for it. It has been 7 days since i started using adwords but i have small budget. Can you please let me know what are the cheapest ways to promote an android game? And also do you have any idea about...

I am currently working on a Tower Defense game for android/ios. I am looking for a few people to bolster the team (which consist of ME alone atm). If the app turns AWESOME and team is willing to stick together, we can start our own company. (that is my plan anyway) I need1-2 people for 3...