Market Share by Top Websites

1 Contact At Once! is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, CampusExplorer is clearly lagging behind, losing to Contact At Once! in all segments.

Websites Categories

1 CampusExplorer has better usage coverage in more websites categories. Including Science & Education, Health, Jobs & Career, Law & Government and 5 other categories.

2 Contact At Once! is leading in Vehicles, Business & Consumer Services, Finance, Computers Electronics & Technology and 4 other categories.


1 Contact At Once! is leading in most countries, including United States, Canada, United Kingdom, Philippines and 48 other countries.

2 CampusExplorer is leading in India, Albania, Ghana, Israel and one other country.