What Is an IPA File?
A file with the IPAfile extensionis an iOS tool.
IPA also stands forintelligent peripheral adapterandInternational Phonetic Alphabet, but neither have anything to do with iOS apps.

They’re downloaded from the gadget through the built-in App Store app.
M1 Mac users caninstall IPAs with Apple Configurator.
For computers running anolder version of iTunes, the IPA file can be downloaded directly through iTunes.

They’re copied from the gadget to the iTunes folder after syncing with the computer.
Look for theInstall Appbutton in theAppstab of theMy Devicesection.
Some other tools like iFunbox includeSideloadlyand3uTools.
You’ll find aPayloadfolder in every iOS app, among many other files and subfolders.
It’s just an archive full of program files that the equipment uses as software.
Doing this merely lets you see the files inside, so most people probably won’t find that useful.
SeeK2DesignLab’s instructions for converting IPA to DEBif that’s something you want to do.
Apple’sXcodesoftware is one way iOS apps are created.
Still Can’t Open It?
IAA is another one, but it’s used byINTUS terminalsas an audio file archive.
FAQ
iTunes is the best way to transfer IPA files from a computer to an iOS equipment.
Apple’s App Store is the only official way to download IPA files (iOS apps).
Whenever you download an software on an iOS equipment or from iTunes, you’re downloading an IPA file.