It looks like a reliable measure. a small improvement would be better to fast forward through the recording, maube also seeing also the moment of DB. Small bug, I threw the saved recording but the audio still continued. Not sure the privacy that Apple describes is correct though, that this app does not collect data, since his website states that: Information Collection and Use For a better experience, while using our Service, I may require you to provide us with certain personally identifiable information. The information that I request will be retained on your device and is not collected by me in any way. The app does use third-party services that may collect information used to identify you. Link to the privacy policy of third-party service providers used by the app Google Play Services Facebook One Signal Amplitude