From Logic Design:
Paymo is a powerful yet easy-to-use web based time tracking & invoicing system with a desktop component. Paymo is a multilingual system ideal for globally distributed teams in need of time tracking. Some of the features are: time entries are saved with start and end times; can be used it via a web browser, Windows tray app or Mac widget; works offline if you install Google Gears; quickly add/edit time manually or use the stopwatch to track your time; add tasks directly from the time tracker; reports can be customized using various conditions; include or exclude non billable tasks; generate detailed reports for internal use or send them to you clients along with an invoice; weekly graphical overview of employee timesheets; detailed daily timesheets; multi currency support; custom week start day; see invoices while you create them or print directly from the browser; download invoices in PDF format; multi currency support; create invoices based on time tracking data. Version 3.0.4 is a bug fixing release.