Of course they can if you dig deep enough into your phone you can see how many minutes each device used I’m not sure as to the time stamp but it will tell how much WiFi ,data and phone time was used that day I’m sure as high tech as these things are there are ways to see every keystroke that
My bosses wife asked if you could tell where someone had been, from there phone. I used her phone and then asked her, who lives at this address , and why do you visit four times per month for around 45 minutes each time? And don't tell me it's your mother's house cause she lives 30 minutes in another direction. Her face turned blood red and she said, "NEVER MIND".