It is highly recommended to only download AnkiMobile from the official Apple App Store to ensure security, stability, and proper updates.
If you're asking because you're looking for a free alternative, I can suggest a few authorized, free alternatives to the paid app! It is highly recommended to only download AnkiMobile
Installing unauthorized .ipa files (sideloading) can allow malicious code to access your phone data. I can suggest a few authorized
Files with complex, unofficial names, especially ".ipa" files from unknown websites, are often used to distribute malware or unauthorized, modified versions of apps (often referred to as "tweaked" or "cracked" apps). especially ".ipa" files from unknown websites