Each version becomes publicly available once a new version comes to take its place behind the paywall. In other words, once v15 is finished and released for patrons, then v14 will be released to the public
The free version on Patreon is also v13. If you think the dev isn’t that into their supporters, you should check out Agent17—they’re always deceiving their supporters. Progress is fake, it’s almost down to one update a year, and not a single update is even fully finished
