Google updated its policies to playstore and is going to ban all third party call recording apps from play store from May 11, 2022. Google blocks call recording on Android 6 and Microphone on Android 10. Developers need to use Accessibility APIs to enable call recording feature on Android.
This policy was announced on April 6 only but it takes some time to implement. This don’t apply to default phone apps i.e built-in apps. They need to use preinstalled call recording apps in mobile phone only. The third party apps for call recording in google play store not available from May 11. Now the latest mobiles are coming with pre-installed call recording apps, but they are not secret call recorders. They are giving voice message before recording any call. So It is difficult to record voice calls secretly in your mobile from now.