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16 May 2025 — uYouPlus has what you need. Here's a working ipa. Reddit·r/sideloaded

The phrase you provided appears to be a specific search string for a modified version of the YouTube application. 📱 Context of the Request YouTube 121 : This likely refers to YouTube v12.1

The Ultimate Guide to the YouTube 1.2.1 IPA Download The is a legacy version of the YouTube application for iOS, often sought by users who prefer the classic user interface or need compatibility with older Apple devices. While newer versions offer advanced features, this "hot" vintage build remains a popular choice in the sideloading community for those wanting a nostalgia-driven or lightweight experience. Why Users Look for YouTube 1.2.1