If you don't have a computer, you can use third-party "signing services".
Watusi is the premier all-in-one modification for WhatsApp on iOS, distributed primarily as an for sideloading. It allows users to bypass the standard limitations of the official app by adding high-level privacy controls, security enhancements, and aesthetic customizations. Key Features of Watusi IPA ipa apps me watusi
FouadRaheb/Watusi-for-WhatsApp: Your all-in-one ... - GitHub The all-in-one tweak for WhatsApp Messenger! Watusi-for-WhatsApp/README.md at master - GitHub If you don't have a computer, you can
: Prevent others from seeing when you are composing a message. Because Watusi is a modified application, it cannot
Because Watusi is a modified application, it cannot be found on the Apple App Store. You must "sideload" the IPA file using a computer or a specialized mobile installer.
: Open the IPA file in AltStore. You will need to sign in with your Apple ID.
Watusi for WhatsApp: The Ultimate Guide to the Best iOS IPA Tweak