AltStore: Sideload Apps on iOS Without Jailbreaking

If you've ever wanted to sideload apps on your iPhone without jumping through Apple's hoops or jailbreaking, AltStore is worth checking out. It's an open-source alternative app store that lets you install and refresh apps using your own Apple ID—no sketchy enterprise certificates or complicated hacks required.

What It Does

AltStore is a clever workaround for iOS's strict app distribution rules. Instead of relying on jailbreaks or unofficial app stores, it uses your personal Apple Developer certificate (the free one) to sideload apps. Here's the gist:

• You install AltServer on your Mac/PC, which communicates with your iPhone over WiFi.
• AltStore resigns .ipa files with your Apple ID and installs them via AltServer.
• Apps expire after 7 days (Apple’s limit for free dev accounts), but AltStore auto-refreshes them in the background when connected to AltServer.

Why It’s Cool

1. No Jailbreak Needed: Works on stock iOS.
2. Self-Sustaining: Refreshes apps automatically to avoid expiration.
3. Open-Source: AGPL-licensed, so you can audit or contribute (GitHub repo).
4. Delta Emulator: Originally built to distribute Delta, a popular iOS emulator, but now supports other apps too.

How to Try It

1. Download AltServer for macOS/Windows.
2. Install AltStore on your iPhone via AltServer (follow the official guide).
3. Sideload .ipa files or browse AltStore’s growing app catalog.

Final Thoughts

AltStore is one of the cleanest ways to sideload apps on iOS without compromising security or stability. It’s especially handy for developers testing their own apps or users who want apps like Delta that Apple would never allow on the App Store. The project is actively maintained (Swift 5.9, Xcode 15) and has a solid community behind it.

If you’re tired of Apple’s walled garden, give AltStore a shot—just don’t expect Fortnite.

— @githubprojects