None of the companies are actually under any sanctions, but obviously having any licensing deals or IP transfers with companies located in Russia is legal hazard.
https://play.google.com/store/apps/details?id=com.vkontakte....
https://apps.apple.com/us/app/vk-social-network-messenger/id...
https://sanctionssearch.ofac.treas.gov/Details.aspx?id=34596
And you can also transfer bunch of other currencies much much cheaper. It's mostly question on whatever you have paperwork for bank outside of Russia to accept that payment.
PS: Only normal people are affected by those restrictions. Companies and super-rich cronies can still move their money freely and pay for whatever military components they want from EU / US: