It is Apple’s Gatekeeper security system flagging that the game is not notarized by an Apple-identified developer (common for indie games on Steam).
Repentance doubles the size of the game, adds two new characters (Bethany and the difficult but rewarding J&E), and rebalances almost every item. Even with minor setup hurdles, it’s one of the best games to play on a laptop—short runs, endless replayability, and deep strategy. The Binding Of Isaac Repentance Mac Download
Even with the steps above, things can go wrong. Here is a rapid-fire troubleshooting guide for issues. It is Apple’s Gatekeeper security system flagging that
A: No official announcement. Given the game’s age (Rebirth launched in 2014), a native Apple Silicon rewrite is extremely unlikely. Thankfully, Rosetta 2 performance is perfect. Even with the steps above, things can go wrong
Steam Workshop mods still work! If you install mods through the Windows version of Steam (via Crossover/Whiskey), they will download and function just as they would on a PC.
The Steam store page lists macOS compatibility. If you purchase the game on Steam, you are entitled to the Mac version. However, performance can vary depending on whether you are on an Intel Mac or an Apple Silicon (M1/M2/M3) Mac.
Mac Users: Here's how to play Repentance! * Run Crossover. * Click "Install a Windows Application" * Search for and install Steam.