Kayako is leading in Top 100K Sites and Top 1M Sites.
Kayako has better usage coverage in more websites categories. Including Career & Education, Jobs & Employment, Internet & Telecom, Shopping and 68 other categories.
Ngage is leading in Law & Government, Law, Business & Industry, Health and 48 other categories.
Kayako is leading in most countries, including United Kingdom, India, Germany, Russia and 62 other countries.
Ngage is leading in United States, Canada, Pakistan, Philippines and 11 other countries.