What is a daily activity log?
A daily activity log records the activities you do across a day, usually with the time each one began and ended. Where a to-do list tracks what you intend to do, an activity log tracks what you actually did and for how long. That difference is powerful: it turns a vague sense of being busy into measured data you can act on. A good activity log is quick to write and easy to scan, which is why structure matters more than detail.
Daily Log is a free online activity tracker built around this idea. Each activity is a single entry with a name, a category, a start time, and an end time. The app calculates the duration for you and keeps a running total for the day, so you always know how much time went to work, exercise, study, or everything else.
Categories that keep you honest
Daily Log ships with sensible categories — work, exercise, study, break, travel, personal, and other — and lets you add custom ones. Keeping the list short is the point. When every activity fits a familiar label, your daily totals become comparable, and patterns start to emerge: the deep-work blocks that vanish during meeting-heavy days, the study time that quietly slips, or the walks that reliably lift your mood. Logging each activity with its real start and end time keeps the record factual rather than aspirational.
Track activities, workouts, and time
The same log fits very different goals. Use it as a plain time tracker to see where your hours go, as a workout log to record exercise sessions and their duration, or as a study and hobby tracker alongside the other Daily Log modes. Because each activity stores a start and end time, totals update instantly and you can review any past day from the sidebar or the calendar.
Build the habit in minutes a day
The barrier to keeping an activity log is speed. Daily Log autosaves every change, shows a “Saving… Saved” indicator, and needs no account, download, or spreadsheet. Open the app, add an activity, and move on.
Over a week, an activity log answers questions a to-do list cannot. How many hours did you actually spend on deep work versus meetings? Did your planned study time survive the day? Which activities consistently lift your mood, and which quietly drain it? Seeing the numbers makes trade-offs obvious and decisions easier — you stop guessing where the time went and start choosing where it should go.
Do that a few times a day and you will have an accurate, private daily activity log that reveals exactly how you spend your time and helps you protect the hours that matter most.
Because it stores duration as well as sequence, the activity log doubles as a lightweight daily time log for freelancers who bill by the hour, and as a training diary for anyone building an exercise habit. Add a short description to each entry and, months later, you will have a detailed, searchable account of how you actually lived your days — not how you imagined you did.