> Choosing which translation to download when substantially all of them are translations of the same NSFW text means that substantially all of the users would end up with NSFW content on their device by using the app.

Nothing could be further from the truth. The Bible has been around for a while, and translations exist to serve the current sensibilities of every period within that time.

Here's Ezekiel 23:20 in the King James Version:

For she doted upon their paramours, whose flesh is as the flesh of asses, and whose issue is like the issue of horses.

This has been euphemized so heavily that much of the original meaning is no longer present.