How to open .APKS files on Android
To open .APKS files on Android, use a split-APK installer that supports APK sets (for example, SAI) and select the .apks file to install the contained APKs together.
Step-by-step instructions
- Use a split-APK installer that supports APK sets (for example, SAI) and select the .apks file to install the contained APKs together.
Common issues
Tapping the .apks file doesn’t install the app
.apks is an APK set archive (multiple APKs), not a single APK that Android’s package installer can always handle directly.
- Install and use a split-APK installer that supports APK sets (for example, SAI) and open the .apks from there.
- If you only need files inside, extract the .apks with a ZIP/archive tool and review the contained APKs.
Windows/macOS shows it as an unknown file type
.apks is not as universally registered as .zip; your system may not associate it with an archive utility even though it is ZIP-based.
- Open it explicitly from your archive tool (e.g., use the tool’s File > Open).
- Alternatively, configure your archive tool as the default for .apks, or extract by treating it as a ZIP-based archive.
Extraction works, but there are many APKs and you’re not sure which one to use
APKS commonly contains split APK components meant to be installed together; choosing only one APK may fail or produce an incomplete install.
- Prefer installing the original .apks with a split-APK installer (e.g., SAI) so all required splits are installed together.
- If using developer tooling, generate/install a device-appropriate set using bundletool workflows described by Android Developers.
Security note
Treat .apks as potentially untrusted software: it usually contains APKs, which are application packages that can install apps on Android.