Get Harvest

http://www.getharvest.com/

Time is the most valuable asset for your business. Track it easily and accurately with Harvest. Designed and built for small business, Harvest is a breeze to set up and delivers powerful reports. Time is money, track it wisely.

Rechnung+

http://rechnung-plus.de/

Rechnung+ is a free web-tool for keeping track of the time spent on some work and making bills for it.

It is completely free to use.

It allows you to enter the time (as interval or duration) which you have spent on any work. You can categorize the work into projects. You can relate your work to a ticket – effectively grouping several work inside one project.

It allows you to make invoices for any subset of the work entered in the system. The calculation of the bills total time and money (taking care of VAT) will be done automatically. The invoices can be printed or saved into PDFs.

A powerful statistical report generator will help you to analyze the work you did by time or money, grouping work by day, week, month or year, comparing selected projects to each other. For every report you generate graphical chart will be generated automatically – visualizing the information and making it easier to perceive.

Freshbooks

http://www.freshbooks.com/

FreshBooks is an online invoicing and time tracking service that saves you time and makes you look professional.

Features of FreshBooks

* Easily create, send and manage invoices * Track time (for you and your staff) * Send invoices by snail mail or email * Accept payment with PayPal, Authorize.Net, & more * Automatically send invoices & late payment notices * Create robust reports and import/export your data.