It's a free-to-download app that has a $5 IAP that is currently $0. The purchase confirmation screen should indicate $0 when making the purchase. Should be under settings ( gear icon ) and top …
![[iOS] Octal - Hacker News - Premium IAP Free (Was $7.99) @ Apple App Store](https://files.ozbargain.com.au/n/56/614356.jpg?h=d4b27afb)
