Privacy Policy


This privacy policy applies to the following apps by keuwlsoft:

Pulse Echo Sonar Meter
Spectrum Analyser


This policy is required because the MICROPHONE permission (android.permission.RECORD_AUDIO) is used in the apps. Therefore we need to tell you that we are nice people and not monitoring your conversations and sharing them with the world.


Any data from the microphone is used within the app only for the purpose of the app functionality.

We do NOT collect or share any of your Personal information.

We do NOT collect or share any of your non-Personal information.

We do NOT collect or share any of the data from your microphone.


Note that this/these apps also include the android.permission.WRITE_EXTERNAL_STORAGE which is used only for the purpose of allowing the user to be able to save/load data generated within the app onto their device.