How to start Android Apps Devloping?

Start Android Apps: When I first use my android set 2016 then I see the app's power. At that time I think I want to be an apps developer. But I don't know how to start? where to start? who will my trainer?
where I get the proper training. For that, I try to find out now cost of training because I have not enough money to take the training. I got a chance of free training with remuneration. After 2 months I completed my Cloud and Network Administration from BITM, BASIS. Bangladesh Govt. provide IT Scholarship for that I got 6000 TK after successfully completed the course. But I am unable to reach my dream to become an Apps Developer.     

Now, in 2020 I think I will be an apps developer I started my career web developer in my organization. Now I am trying to read myself is a specialist in my location for that I am unable to continue my looking project. Recently I take some initiative to give love a minimum of 10. My goal is to develop 10 simple apps. I don't know how to start when I start? I have pressure to build SEO in my organization. 

Date 4, April 2021 Again a am back to write the blog. Yes, I have still like to create some apps and post them to the google play store. In the mission, I have completed my National Skill Certificate NTVQF Level-4 & Assessor in SEO Freelancing. Now the world faces COVID-19 VIRUS. I am struggling with my job at home to continue my instructor and web developing position. Today I am the first time to appear FB live by stream yeard tools.