Before downloading any APK, navigate to your Android device's Settings > Security (or Privacy on newer Android versions) and enable "Install from unknown sources." This setting allows your device to install applications from outside the Google Play Store.
is not for everyone. If you want a clean chorus or a smooth reverb, look elsewhere. But if you’ve ever thought, "I wish my drum loop would just fall apart for two bars and then come back wrong," — this is your app. Sonic Err Android