To verify the app on your device you can download from the Playstore the Lite Version of the app.
The "Calendar Call Logs" App contains 3 Features.
1. A possibility to save automatically the call information in a selected calendar. The telephone number, connected contact and duration will be saved. If the selected calendar is a Google calendar, you get the possibility to synchronize it with for example Outlook.
2. After each call a small Message box will be displayed, which allows to create a calendar entry, where you can add additional data concerning the call and saves it as an event.
3. Incoming and Outgoing SMS information will be saved in the selected calendar