In terms of market share, adk2 is clearly lagging behind, losing to Marchex in all segments.
Marchex has better usage coverage in more websites categories. Including Business & Industry, Shopping, Arts & Entertainment, Internet & Telecom and 215 other categories.
adk2 is leading in Movies, TV & Video, Technology News, Mobile Developers and 2 other categories.
Marchex is leading in most countries, including United States, Russia, India, Germany and 123 other countries.
adk2 is leading in Indonesia, Greece, Bulgaria, Macedonia and 7 other countries.