Sideloading Limits: To install a raw .ipa file, you generally need a tool like AltStore or Sideloadly, which requires a computer and re-signing the app every 7 days (unless you have a paid Developer Account).

Finding a reliable IPA file is the most critical step. Avoid random "free movie" sites, as they often contain malware. Instead, look at community-vetted repositories:

DRM & Widevine L1: Netflix uses enterprise-grade DRM (Digital Rights Management). On iOS, this is tied to the device’s secure enclave. A modified IPA cannot bypass Widevine L3/L1 certification.

The current Netflix app requires iOS 17 or later, with official support for iOS 15 having ended. Users on iOS 15 can typically install a compatible version by selecting "Download" from their App Store purchase history, rather than using third-party IPAs. For more official troubleshooting, check the Netflix Help Center. How to use Netflix on your iPhone or iPad

The intersection of legacy hardware and modern streaming has created a fascinating technical challenge for users of iOS 15. As of early 2026, Netflix has pushed its primary support requirements forward, currently favoring iOS/iPadOS 18 for its most up-to-date features. However, the persistence of the Netflix IPA for iOS 15 users represents more than just a struggle for compatibility; it highlights a growing trend in "legacy-streaming" workarounds. The Compatibility Gap

Method 1: Using AltStore