At work: Jira, Confluence, Skype, E-mail. At home: Paper for grocery lists, conversation and my wife's amazing memory for most other things. Sometimes e-mails

At work: Jira, Confluence, Skype, E-mail. At home: Paper for grocery lists, conversation and my wife's amazing memory for most other things. Sometimes e-mails have something essential, like flight numbers or registration codes. Oh, and the password manager on my phone. My wife keeps various journals on paper, and those help her track longer-term trends in her life. Sometimes I'll set a calendar notification on my phone, but that's a little rare.