In terms of market share, Webclicktracker is clearly lagging behind, losing to WordStream in all segments.
WordStream has better usage coverage in more websites categories. Including People & Society, Relationships & Dating, Autos & Vehicles, Health and 52 other categories.
Webclicktracker is leading in Business & Industry, Industrial Goods & Services, Chemicals, Music & Audio and 10 other categories.
WordStream is leading in most countries, including Netherlands, Great Britain, Canada, Switzerland and 11 other countries.
Webclicktracker is leading in United States, India, New Zealand, Israel and 10 other countries.