According to the situation that you have said, you have a quality app but without good business. In fact, there are many methods to promote your app except updating your app and reducing the price, app store optimization(ASO) is a better way to try, I will introduce the methods of ASO at below:
ASO is the abbreviation of app store optimization, which is a process of optimizing your app to make it more visible and discoverable in app stores so that users are more likely to choose it from millions of other apps.
why is the ASO important?
In fact, searching in app store is the main traffic sources, 73% app installs is from searching app in app store. With the other channels of installing app become increasingly weak, app store optimization plays an important part.
the ways of ASO:
(1) icon and title: you must design an appealing and attractive icon and title of your app, and you can add the keywords to title, which can improve the search ranking of your keywords and make your app looks more professional.
(2) description: the description mainly introduces your app, including the function, the goal and the websites, etc. You can also add the keywords in your description.
(3) screenshots: a good app must have the high quality screenshots, which asks you to create appealing and compelling screenshots. Also, you can add some screenshots of reviews and contest about your app, which shows the real information and experience from the users of your app.
(5) ratings and reviews: 4/5 stars ratings and positive reviews are the important references to users. To increase the installs of your app, you can incentivize users to leave feedback. Of course, if you have enough budget, you can buy some ratings and reviews from a reliable reviews service provider.
(6) keywords research:keywords serve as the decisive part of app store optimization. With the limit of characters, finding the appropriate keywords of your app is very important. In this part, you can analyze the keywords of your competitors, creating the relevant, competitive and localized keywords to improve the search ranking of keywords. Indeed, buying keywords search installs is also a good way to help you optimize your keywords if you have enough budget.
Wish these tips will help you!
If you are interested in app store optimization( keywords search installs/ratings and reviews), don't hesitate to contact me.