The best alternatives to E.gg for iOS are Glitch, Dev Zines!, and SHRIMP ZINE. If these 3 options don't work for you, we've listed a few more alternatives below.
I love zines and learning about development, so thought it'd be fun to gather together links to some of the best zines on topics of interest to developers - from AI, to game dev, Git, and coding. There are tech zine events and resources to make zines too.