How do you track hours worked on a project?

Without a record of hours, estimates never improve and nobody knows where the time went. Tracking does not need to be heavy: a few seconds per task, entered consistently, is enough.

Short answer

Log time against the task, not against the project as a whole.
Agree a habit: enter hours at the end of each day or each task.
Keep one unit, such as hours in quarter-hour steps, for everyone.
Review totals by task and by team member every week or sprint.
Compare actual hours with the estimate and use the gap to plan better.

What good time tracking looks like

Each entry has a task, a person, a date and a number of hours.
Entries are made close to the work, not reconstructed at month end.
Notes are short and say what was done.
The team knows what the data is for: planning, not policing.

Setting it up, step by step

Decide the unit and the rounding, for example quarter hours.
Agree when to log: end of day works for most teams.
Put a task estimate on every task so you can compare later.
Enter time on the task as soon as the work is done.
Review the report by task and by member at the end of each sprint.

Common mistakes

Logging a full week in one go on Friday afternoon.
Tracking against the project only, so you cannot see which tasks ran over.
Using hours to judge individuals instead of improving estimates.

Example: a three-person consultancy

A small consultancy estimates a report at twelve hours. After three jobs, the task reports show that report writing actually takes eighteen. They raise the estimate and stop losing margin on fixed-price work.

Example: a week of entries

Take a four-person design team. Ana logs 6.5 hours on a landing page on Monday and 7.25 hours on Tuesday. Together that is 13.75 hours against an estimate of 12. The task report shows the overrun of 1.75 hours straight away, so the lead can ask why before the next job is quoted.

Questions people ask

Should every minute be logged? No. Round to quarter hours and skip tiny interruptions.

What if someone forgets? Enter it the next morning with a short note. Late and approximate beats missing.

Do hours replace the estimate? No. The estimate is the plan; the hours are what actually happened.

More mistakes to avoid

Changing the unit halfway through a project, which makes totals impossible to compare.
Leaving the estimate blank, so the report has nothing to measure the hours against.
Never looking at the report, so the habit of logging quietly dies.

How 4myprojects helps

Manual time entries on each task, entered by the team member.
A report by task and by team member.
Comments and an activity log alongside the hours.
Hours are not turned into invoices automatically; they are a record for planning and review.