Tools to do it yourself:

IOS apps

Picarts

 Facetune 2

Face app

Eye Colorizer

Canva

Photo lab

Adobe Photoshop

Sites

https://www.shutterstock.com

Depositphotos.com

Artlist.com 

Musicbed.com 

https://audiojungle.net

https://creativecloud.adobe.com/cc/photoshop

http://quillbot.com

https://www.gingersoftware.com

https://www.grammarly.com/?disableAppsPromotion=true

https://prowritingaid.com