SellHack is a business and enterprise software application used to help companies and individuals find, verify, and manage contact information. It combines social media, email search, and public records to provide users with the most up-to-date contact information. The application offers a variety of features, including the ability to quickly search for and find contacts, access verified contact information, and manage contact lists. Additionally, SellHack offers a suite of tools to automate tasks such as sending emails, tracking responses, organizing contact data, and setting up automated follow-up emails. SellHack also provides users with data points such as job titles, company information, and other insights to help users target their outreach efforts.
Discontinued It appears that the extension is no longer being updated. The latest version, 1.0.5, released in November 2014, can still be downloaded from the Chrome Web Store.