While searching for "YouTube 13426 IPA download portable," you are likely looking for a specific, older version of the YouTube app for iOS, often used to maintain compatibility with legacy devices or to run via sideloading tools.
These apps are not "portable" in a one-click sense; they must be re-signed every 7 days (unless using a paid developer account or a permanent install method). Buggy Scrollers: youtube 13426 ipa download portable