AltStore.io is an open-source alternative iOS app marketplace that enables sideloading apps on iPhone without jailbreaking. AltStore.io's Twitter Score is 8.5 out of 1000 as of October 2026, ranking #108,986 among 498,348 tracked accounts.
AltStore.io was co-founded by Riley Testut and Shane Gillio, with two distinct versions serving different markets: AltStore Classic operates worldwide, while AltStore PAL is available in the EU, Japan, and Brazil. In October 2025, AltStore.io raised a $6 million Series A from Pace Capital in exchange for a 15% equity stake. Epic Games also backs the project, having partnered with AltStore.io in August 2024 to distribute Fortnite and other Epic mobile titles through AltStore PAL in the EU.
AltStore.io has extended its reach beyond app distribution into the open social web, launching a Mastodon server using ActivityPub and planning to bridge its service with Bluesky through A New Social. As part of that commitment, AltStore.io pledged $500,000 to fediverse projects, including $300,000 directed to Mastodon gGmbH. AltStore.io has published 1,756 posts on the platform and has been mentioned by 10 accounts a total of 15 times, reflecting sustained attention from the iOS and open-source communities.
Who follows AltStore.io on X?
AltStore.io draws a technically engaged audience across the crypto and tech space. The accounts that follow AltStore.io include 29 founders, 9 angel investors and 16 influencers, among them Nikita Bier, Udi Wertheimer, 0xMaki, mikedemarais.eth, Scoopy Trooples and Ultra.