These are private companies that are govern and controlled by commercial incentives. And are in their all right to do so. The users are always free to change service.
But as always, conviniance beats everything. Most people don't care or are not ready to go back. E.g. use mp3s and manually upload files to choosen device or if even supported. aux contact that was removed. Music and movie resolution loss due to streaming most people don't care.. They are frustrated when the airpod doesn't work with Android device accept the situation and go along with their lives. Most western people download their games and do not think for a second that all games are useless when an new device is announced and the company can resell same game again even thought if thought from design to be back compatible.
Censorship are applicable for governments enforcing laws and regulations that impact what you are allowed to do or say which in many parts of the world unconstitutional. If people even put an ounce of energy to complain on their governmentns that they do on companies we would live in a better world.