As stated, it helps summary of what the site, but many are selective use is sometimes can and sometimes can not be used:
Browser plug-in type:
After Chrome or Firefox add APK Downloader plug-in link google play apk copied to resolve box will generate the download link
Other ways:
https://apkpure.com/
https://www.apkmirror.com/
https://sameapk.com/ (pro-test available, others may see fate)
https://apps.evozi.com/apk-downloader/
There are also many third-party site, if the method is not so that I provide, we can then look for yourself