This app has zero cloud features. Zero. No ads that require internet, no login, no analytics. It is the gold standard for privacy purists.

: A straightforward, hassle-free app that saves both sides of the conversation in high quality. It offers a one-time payment to remove ads rather than a subscription model. AnyCall: Offline CallRecorder

To help me narrow down the best app for you, could you tell me: What is your phone running?