Campaigner is leading in Top 100K Sites and Top 1M Sites.
Campaigner has better usage coverage in more websites categories. Including Shopping, Arts & Entertainment, Food & Drink, News & Media and 85 other categories.
iContact is leading in Business & Industry, People & Society, Health, Religion & Spirituality and 71 other categories.
iContact is leading in most countries, including United Kingdom, Australia, Germany, Philippines and 32 other countries.
Campaigner is leading in United States, Canada, India, Russia and 31 other countries.