Hi friends I want your help to make a app like WhatsApp

I Have seen so many videos on youtube but in any video, I did not understand how to do app kike what’s app please help me

Pixel editor
I have seen videos of pixel editor but I did not understand

You have asked this on multiple forums now. Please stop spamming them and stick with the builder you are going to use. You have received a reply already on another forum, how about trying something for yourself now?