Minimum Android 4.4 (KitKat); target Android 11.
Includes recording for Signal, Viber, and WeChat in addition to standard calls. Safety Recommendations Minimum Android 4
If you specifically need this version, here are its technical specs: Approximately April 2022. Minimum Android 4.4 (KitKat)
Always review the permissions requested during installation. Cube ACR requires significant access (Microphone, Accessibility, etc.) to function, but it should never ask for unrelated data like your contacts' passwords. Call Recorder - Cube ACR - Apps on Google Play etc.) to function