What is the best strategies for App promotion?

Research target market.
Perform competitor research.
Create a landing page that sells.
Make your app visible in app store.
Create viral video content.
Start a blog.
Reach your audience with social networks.
Measure your app KPIs.

There are a few steps you need to follow to take before you go to promote your mobile app:

1. Select Important Keywords
2. Choose a Good Name
3. List Your Competitors
4. Choose the Right Category
5. Create an Amazing Icon
6. Take a Good Screenshot
7. Create a Great Video

What Are The Best App Marketing Strategies?
Research target market.
Perform competitor research.
Create a landing page that sells.
Make your app visible in app store.
Create viral video content.
Start a blog.
Reach your audience with social networks.
Measure your app KPIs.

Your app may be something that you've worked hard so that it can meet a need in the market, and you can profit from it. Or it may be a critical part of your overall marketing strategy that you need to get good, actionable user data from and put that towards more effective market research. Whatever reason you created your app for, one thing is for sure: in order for it to succeed it must be used.