Hi, moon, here are some ways you can promote your app.
Email marketing
Email marketing doesn’t mean investing in expensive email marketing services. You can collect then potential users’ email addresses on the internet. Regular and useful email messages can help build relationships and get people to use your app.
Submit App for Reviews
When you submit your app for reviews, it helps your app get more exposure.This will further help in boosting your app’s rankings in both search engine results and app store search results.
App store optimization
It is some kind of process of improving the mobile apps’ visibility in an App Store. Just like Search Engine Optimization(SEO) is for websites, aso is for mobile apps. Some research reports that more than 63% of app customers prefer browsing in the app store to discover new apps. So, ASO is the very effective method of app promotion.
Auxiliary tools
you can use some auxiliary tools to help you market your app, like appbk.
Participate in relevant activities
You can learn more knowledge of app promotion by joining relevant activities, meanwhile, your personal connections is expanded, thus increase the channels of promotion.
Post to Forums
Write a good post to introduce the features and advantages of your app on relevant, you can insert some app screenshots in the post, making the post more attractive.
Get positive reviews
Generally speaking, the audiences prefer to download an app which has more positive reviews. You can guild your users to leave good reviews on your app. Or you can [b]get app reviews[/b] from third partie.
Social Media
You can share your app link on you facebook, google+, linkedin, etc. Remember post content in your social media accounts on a regular basis. Besides, you can create an official page on facebook for your app.
Hope these methods are useful to you.