It's not a problem on Android at all and just a limitation of the Apple platforms. When I try to use a "share" action for example, I get my contacts from the p

It's not a problem on Android at all and just a limitation of the Apple platforms. When I try to use a "share" action for example, I get my contacts from the phone and Whatsapp at the same level. My list of contacts actually has a merged view of all my contacts stored on my phone, Whatsapp and other services. Contacts on multiple services are merged appropriately. It works just fine.