Campaignify is a WordPress crowdfunding theme ideal for fundraising websites and campaign projects. You can define your fundraising goal, target date and awards for specific giving amounts. The theme includes 11 custom widgets (campaign backers/pledge levels, gallery, video, hero slider, etc.) It has page templates: home, full width, archives.
The theme is easy to install and offers powerful options. The theme is fully responsive so it looks great even on small screen devices. There is a custom integration with billing and payment gateway. It supports both fixed and flexible campaign style.