What are the key marketing activities that one needs to be ready with to launch a mobile app?

some of the pre launch marketing activities are,

1) blog posts about the app development status and features of app.

2) make a list of promotional channels with contents and other resources for aggressive promotional works once the app is done.

3) be active in forums of related topics to engage more interested users.

4) plan a beta test and take the user feedback to improve the app.

Advertise and public more and more application which you are to launch, after all if application has any good benefit or usp then it will automatically will work and spread in the market and publicity will do their work so in just first phase you need to do work upon such kind of activity.

Tieups with play store to advertise and review your app if your app can be an editor's pick. 

Tieups with popular apps for advertising

Positive app reviews and monitoring these continuously

Responding to negative feedback and changes to be carried out. 

 media plays a critical role in scaling any mobile application. If you have a solid understanding of your target audience and a lot of confidence in your projected lifetime value, you can begin to put together a plan to launch your mobile app through smart media tactics. In this section, we provide a high level look at the role each channel may play. We will explore the following paid media channels and some examples of apps that have thoughtfully and successfully leveraged