What are some alternatives?
When comparing WonderWebWare Sitemap Generator and SEO Crawler, you can also consider the following products
DYNO Mapper - Create Sitemaps with the DYNO Mapper Visual Sitemap Generator.
Screaming Frog SEO Spider - The Screaming Frog SEO Spider is a small desktop program (PC or Mac) which crawls websites’ links...
GlooMaps - Create your visual sitemap on the go - easy peasy
Pulno - SEO Audit and Website Analysis. Pull up your SEO.
XML-Sitemaps.com - Free Online Google Sitemap Generator.
Netpeak Spider - A desktop tool for fast and comprehensive technical audit of the entire website.