Get 50 downloads for free [android]

Sign up here:
App2top
once signed in just email that you want to test their service, so they will send a coupon code of $5. Using that you can buy 50 downloads.
Moreover you can buy reviews for 0.2$ which is very cheap and you can add your reviews. I have bought over 100 reviews and none of them were deleted.

there are other services which provide downloads for less 0.07 cent ayetstudio