I've seen indirect evidence of custom torrent clients in games in the App Store. More directly: Resilio Sync is in the App Store and uses a variation of torren

I've seen indirect evidence of custom torrent clients in games in the App Store. More directly: Resilio Sync is in the App Store and uses a variation of torrent tech for personal file sync. It can't be easily used as a general-purpose torrent client with its focus on personal sync.