いつだっけ？最後にいつしたか記録するアプリ

When Was it ? is an app that lets you log what you did and easily keep track of when you last did it. You can quickly record everyday things like habits, health, shopping, cleaning, studying, and more.

Key Features ・Add and delete items ・Record the date and time of your last action ・Edit history and add notes ・Categorize items ・Timeline view ・Statistics (count, average interval, etc.)

Data is stored locally, so you can use it even without an internet connection.