Tap on your default file explorer app from within the app menu.To access the default download folder on most Android versions, do the following: Occasionally, the APK will save into your smartphone’s download folder, which you can activate yourself, assuming you were not prompted to install the app. Most APK downloaders like Aptoide or APKPure will automatically install the app once you download it, just like the Play Store. There are many filters to choose from, and it features a friendly graphical user interface (GUI).
APKPure has more categories than Google Play Store and carries many popular apps, such as TikTok, PUB Mobile, etc.
You can also get some premium apps for free with specific Amazon giveaways and promotions. This place is decentralized and presents potential security risks, so you should always double-check each download before opening the file. They are entirely legal to download and usually risk-free. Most of them are older versions of current Play Store apps. The Top Four Android Third-Party App Stores/Repositories