Market Share by Top Websites

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

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

Websites Categories

1 Responder has better usage coverage in more websites categories. Including Business & Industry, Health, Shopping, Marketing & Advertising and 61 other categories.

2 phpList is leading in People & Society, Arts & Entertainment, News & Media, Music & Audio and 41 other categories.


1 phpList is leading in most countries, including United States, Italy, United Kingdom, Spain and 39 other countries.

2 Responder is leading in Israel and Ukraine.