Ad Butler is leading in Top 100K Sites and Top 1M Sites.
ReachLocal has better usage coverage in more websites categories. Including Business & Industry, Construction & Maintenance, Health, Autos & Vehicles and 81 other categories.
Ad Butler is leading in News & Media, Arts & Entertainment, Sports, People & Society and 59 other categories.
Ad Butler is leading in most countries, including United Kingdom, China, Germany, Italy and 64 other countries.
ReachLocal is leading in United States, Australia, Canada, India and 32 other countries.