Billable vs non-billable time
If you bill clients for time, choose a tracker that makes it easy to separate billable work from internal or admin time, set billable rates, and report on how much of your week is truly billable. This matters most for freelancers, agencies, and consultants.
Team size and workflows
Solo users can often use simple timers and manual timesheets. Larger teams may need approvals, project-level budgets, and utilization reporting. Make sure the tool scales from individuals to teams without adding friction.
Integrations with invoicing and accounting
Time tracking rarely stands alone. If you invoice from invoicing software or close your books in accounting software, look for exports or direct integrations so billable hours flow into invoices and your books automatically.
Payroll and timesheets
If you use time tracking to support payroll, confirm that the tool exports hours cleanly or integrates with your payroll provider. This is especially important for hourly teams and remote or field workers.
Monitoring vs lightweight tracking
Tools like Toggl Track and Clockify focus on simple timers and reports. Monitoring-heavy tools like Hubstaff and Time Doctor add screenshots, GPS, and activity scores. Decide how much oversight you really need and match the product to your culture and team expectations.
Pricing and feature depth
Many trackers offer free tiers or low-cost plans for small teams, then add approvals, monitoring, and advanced reporting on higher tiers. Compare total cost at your team size and avoid paying for monitoring or features you don't plan to use.