APK files are like a box of chocolates: you never know what you are going to find. Instead of installing and seeing what happens, a way to get information about an APK file before installing it it is with an application like APK Analyzer.
APK Analyzer for Da detailed information about installed apps and APK files, showing you their permissions, activities, certificates, signatures and countless other data, useful both for verifying that an application is who it claims to be and for programmers and users who are very curious to see what is behind their applications.
Very detailed information about the application
If you want to get information about one of the applications you have installed On the mobile, from the mobile settings, you have the basics: version, permissions, where you installed it from, storage usage and nothing else. If you need more information, you will need special applications.
If we talk about browse an APK file before installing it, the need is even greater because Android does not show you anything about it except the name of the application and its icon, before installing it. With APK Analyzer, you can see detailed information about the apps already installed and any APK you have on your mobile (with the floating button).
The information displayed is divided into general, certificate, user permissions, activities, services, content providers, broadcast receivers, Roles and permissions defined. Basically, everything you can know about an app is specified here. For example, the name of the certificate can be a good way to detect malicious applications
How you use this information will depend on your profile. Programmers will be able to “spy” on how applications similar to the ones they are trying to create are developed, while advanced users can get the ins and outs of an application they want to modify or modify. launch specific activities of an application, without needing to install Activity launcher the similar.
Best of all is that with a touch on each data, a window will appear explaining what it is, and a long press copies the value to the clipboard, so you can paste it anywhere you want. It is a free, ad-free open source application.