


Sign with Apple ID : Applicable for developers or ordinary users to sign with Apple ID for free, and the signature is valid for 7 days.Ĭlick here to view the FAQ of IPA signature function Use certificate signature : Applicable to a self-purchased certificate for signing, the validity period of the signature is 1 year. Prepare the certificate or Apple ID and the IPA file that needs to be signed, and you can quickly complete the signature using 3uTools. For apps that cannot be put on the App Store, they can be signed with a certificate or signed with an Apple ID and installed on the device normally.
