iPhone / iPad
$2.99 once. Get Shadowrocket for iPhone / iPad from the App Store; Mac / Windows / Android / Linux editions are free. Before paying, check the product name, developer and App ID. One purchase is shared between iPhone and iPad using the same Apple ID.
System requirements: iOS / iPadOS 13.0 or later, as listed on the App Store page. If the product page says your device is incompatible, follow that notice rather than relying only on the reference requirements on this page.