How to Install AltStore on iPhone (2025 Full Guide)
Want to install apps on your iPhone that aren’t available on the App Store? AltStore makes it possible — safely, without jailbreaking . This step-by-step tutorial explains exactly how to install AltStore on your iPhone using both macOS and Windows, how to sideload apps , and how to refresh them weekly to keep them running. Table of Contents What is AltStore? Why You Might Want AltStore Requirements Before Installing Step 1: Install AltServer on Your Computer Step 2: Install AltStore on Your iPhone Step 3: Trust AltStore & Enable Developer Mode Step 4: Use AltStore to Sideload Apps Limitations & What to Know Troubleshooting Common Issues Safety, Legality & Best Practices Conclusion & Next Steps What is AltStore? AltStore is a third-party app platform for iOS that lets you install apps (.ipa files) outside of Apple’s App Store — no jailbreak required. It works by using a companion desktop app called AltServer to install and refresh apps with a va...
