Squarespace offers Free Trial, but Donorbox does not.
Squarespace is designed for Medium Business and Small Business.
Donorbox is designed for Large Enterprises, Small Business and Medium Business.
The starting price of Squarespace begins at $12/Month when Billed Yearly, while pricing details for Donorbox are unavailable.
Some top alternatives to Squarespace includes Unbounce, VWO Deploy, WordPress, SITE123, Wix, Webflow, Envato Sites, WebsiteBuilder, Bookmark Website Builder, Format, Website.com, SiteBuilder.com, Square Ecommerce, GoDaddy Website Builder and Web.com.
Some top alternatives to Donorbox includes and undefined.