I used to have this app 7 years ago – CamWow Retro: Vintage photo booth effects live on camera! Review

I had some great pictures on this app 7 years ago. Is there anyway to get those back? I’m unable to download this app on my IPhone now. I would really like to get those pictures!
Review by Andysirena on CamWow Retro: Vintage photo booth effects live on camera!.