VolunteerBase is described as 'Volunteers are the lifeblood of any non-profit organization. Volunteerbase.net makes it easy to share the love, and easy for Volunteers to share their time' and is an website in the social & communications category. There are three alternatives to VolunteerBase, not only websites but also apps for Android and iPhone. The best alternative is Five up, which is free. Other great sites and apps similar to VolunteerBase are Givlly and Volunteerhub.
Givlly's cloud-based volunteer workspace was designed specifically to make your volunteer recruitment and management more efficient and effective. A thousand keystrokes are now reduced to a few clicks.