It's nice that you go your own way and try to create effects, but you have to understand - there are plenty of better versions of this.
What makes yours special?
Im not being harsh - Just pointing out flaws in it. The fact you cant show the space in between the cards, for example. There are other versions of this in the makret where you can.
and
hundreds of applications?
Dont you think that's a little too much?
Just keep practising, and thinking creatively
Gustav