The program was launched publicly with prominent websites, like The Onion and Mashable among others, to test this service.

Google Contributor stopped accepting new registrations after December 2016 in preparation for a new version launch in early 2017.

The system allowed users to view online content resources (webpages, video streams, mobile apps), without advertising, by automatically bidding for the publisher's ad slots in real-time on behalf of the user and competing against advertisers.

[5] After February 2016, Google Contributor changed to a fixed subscription fee of $6.99.

[12] Each time a visitor views a page, the corresponding fixed fee is deducted from the Contributor balance.