There are many websites that allow you to download APK files (Android Package Kit) for various apps and games, but be aware that some of these sites may not be trustworthy, and downloading APK files from untrusted sources can put your device at risk of malware or viruses. Here are some sites that are considered reputable for downloading APK files:

1. APKPure: A popular website for downloading APK files, APKPure provides a wide range of apps and games for various platforms.
2. APKMirror: A well-known site for downloading APK files, APKMirror is owned by Android Police, and provides a wide range of apps and games for various platforms.
3. APK4Fun: A popular website for downloading APK files, APK4Fun provides a wide range of apps and games for various platforms.
4. Uptodown: A popular website that allows you to download APK files, Uptodown provides a wide range of apps and games for various platforms.
5. APKMonk: A website that allows you to download APK files, APKMonk provides a wide range of apps and games for various platforms
6. Aptoide: A third party app store that allows you to download APK files, Aptoide provides a wide range of apps and games for various platforms.

Please keep in mind, it’s always recommended to download apps and games from the official app store such as Google Play store, Apple’s App Store, Microsoft store etc. These official app stores have a strict policy and apps that are hosted on these stores are vetted for security and safety.