Based on this [1] article, seems like they add subscription later. I have also seen some mentions about paid features, so maybe subscription unlocks them. [1]:

Based on this [1] article, seems like they add subscription later. I have also seen some mentions about paid features, so maybe subscription unlocks them. [1]: https://www.theverge.com/2021/7/19/22584551/halloapp-private-social-network-by-early-whatsapp-employees https://www.theverge.com/2021/7/19/22584551/halloapp-private...