My app is getting less and less downloads, what can I do?

To increase your popularity and get top you should pay attention to these important factors :

1.App Name & Keywords :

Name your app in a creative and searchable fashion. Not only it is the first piece of the clue telling your potential users what your app is, but it also gets your app in the search results.According to research by Mobile DevHQ (now renamed Tune), using keywords in your title can result in up to a 10.3% increase in ranking.

2.General factors of ranking of tops:

(i)Numbers of downloads;

(ii)Dynamics of downloads and deletions;

(iii)Reviews and ratings from users;

(iv)The frequency and regularity of the application;

(v)Number of references to the application on other resources: articles, news, reviews, etc .;

(vi)geographical position.

3. ASO is great factor which influences on ranking factors:

The position of the application in Google and Apple stores is affected by the number and dynamics of the installs,reviews and rates. Getting those will move your app into Top Free rankings and thus make it visible for tons of organic traffic.

To follow these points, then increase your popularity and you get top position