Market Share by Top Websites

1 IfByPhone is leading in Top 100K Sites, Top 1M Sites and The Entire Web.

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

Websites Categories

1 IfByPhone has better usage coverage in more websites categories. Including Business & Industry, Health, Construction & Maintenance, Shopping and 108 other categories.

2 ResponseTap is leading in Immigration & Visas, Photography, Equestrian, Children and 3 other categories.


1 IfByPhone is leading in most countries, including United States, Canada, India, Australia and 39 other countries.

2 ResponseTap is leading in United Kingdom, Germany, Belgium, Ireland and 6 other countries.