If you sideload without a paid developer account, the app will expire every 7 days, requiring a refresh via AltStore or Sideloadly.
A functional SAMP Launcher on iOS typically acts as a wrapper that: Samp Launcher Ios Ipa
Mobile SAMP on iOS is often less stable than the Android counterpart. Expect occasional crashes, especially on older hardware. If you sideload without a paid developer account,
Below is a you can use as a draft or reference. It covers feasibility, methods, risks, and alternatives. but not competitive.
In short: Playable for light roleplay or freeroam, but not competitive.