DataSpark - Get access to exclusive hedge-funds stock research, for free

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.

Jika - A/B test your product pricing on Shopify. Make more money.

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.

Encome - Encome helps you discover trending stocks by monitoring news and social media in real-time and also allows you to analyse them in detail.

Update Scanner - Update Scanner is a Firefox extension to monitor web pages for updates.