Hi!
I’m interested, how to make for my own website pop-up modal message with text “Add to home screen”. So this website link will appear at my phone screen.
Here is what i mean:
Thanks for help 
This can be done in Chrome, but can only be displayed under specific circumstances (user has visited more than once in X number of days). I’m not sure about Safari though.
Samilev, thank you for answer!
I’ve found this link: google developers
Will try to force it)