Market Share by Top Websites

1 WhosOn is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.

2 In terms of market share, Optify is clearly lagging behind, losing to WhosOn in all segments.

Websites Categories

1 WhosOn has better usage coverage in more websites categories. Including Business & Industry, Shopping, Computer & Electronics, Travel and 103 other categories.

2 Optify is leading in Marketing & Advertising, Arts & Entertainment, Online Marketing, People & Society and 44 other categories.


1 WhosOn is leading in most countries, including United Kingdom, United States, Germany, Canada and 55 other countries.

2 Optify is leading in Australia, Russia, Philippines, Colombia and 20 other countries.