APK File Exporter is a free Android application developed by LN-HTMT. It allows you to find installed applications on your phone, including system apps, and export them to setup files (.apk) without requiring root access. The app has a clean and straightforward interface that lists out all the installed apps sorted by name, size, and install time.

One of the main features of APK File Exporter is the ability to export an app to an APK file and save it to your phone's SD card. You can also change the default output folder for the APK files. Additionally, the app allows you to send an application via email or send the Google Play URL of an installed app via SMS. You can also open an installed application directly in Google Play. The app even remembers your settings, such as the default APK output folder and sort type.

Overall, APK File Exporter is a useful utility tool for Android users who want to export APK files of their installed apps. It's easy to use, and the ability to export system apps without root access is a plus.