Runway - A free, visual tool to help startup founders understand, manage and extend their cash runway.
Visualping - Visualping is the easiest to use website checker, webpage change monitoring, website change detector and website change alert software of the web. Read more about Visualping.
Cushion - A forecasting app for freelancers, get better insights
Distill Web Monitor - Distill is a web monitoring tool. It can monitor RSS feeds, a webpage or a part of webpage. Alerts in the form of pop-up, audio or emails can be received.
Profly - Profly doesn't judge you by your expenses.
Update Scanner - Update Scanner is a Firefox extension to monitor web pages for updates.