Anyone claiming otherwise is either lying or trying to infect your device.
I understand you're looking for information about a "hack" to get "all red" (likely referring to a skin, weapon, or effect) in Free Fire on an iPhone, specifically mentioning a patched version from Uptodown. Anyone claiming otherwise is either lying or trying
Stay safe, respect the game's rules, and enjoy Free Fire legitimately. The satisfaction of earning red skins through events is far greater than losing your account to a ban or a scam. respect the game's rules