TestRail’s web-based test case management is used by thousands of great QA and Development teams to efficiently organize, track and manage software testing.
Invoice.to - A simple & beautiful invoice generator with Stripe & Paypal
PractiTest - PractiTest is a cloud based Innovative test management tool.
Free-Invoice.co.za - Free Invoice Software | Free online tool that helps small businesses to generate free invoices and manage their contact list. It can be used as an alternative to expensive invoicing software and online invoicing applications
Sauce Labs - Test mobile or web apps instantly across 700+ browser/OS/device platform combinations - without infrastructure setup.
Free Invoice Generator - A free invoice generator for startups
TestLink - Test & requirements management