Are you trying to open a password-protected PDF or ZIP file?Then, you already know how frustrating it can be. You try out different tools, and the result is a failure in most cases. But no more.

By default, the iPhone has issues with opening zip files, especially if the file includes something more than just a PDF. You can open a zip file on your iPhone and use the files with a free app.

How to open zip files on Android . 1. If you don’t already have it, the first step is to get Files by Google. On your Android phone, go to the Google Play Store and search for it.

How to open a zip file through the Mail app. When you receive a zip file through the Mail app (or the third-party Gmail app), press on the file and the file will get its own menu.

As for PDF Expert, the app replicates the process we’ve grown accustomed to when opening a ZIP file on a real computer. You open it, and a few seconds later a folder is created in its place.