Market Share by Top Websites

1 Klaviyo is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 Despite its recent growth, Customer.io is still behind Klaviyo in all market share segments.

Websites Categories

1 Klaviyo has better usage coverage in more websites categories. Including Lifestyle, Food & Drink, Sports, Health and 20 other categories.

2 Customer.io hasn't got a lead over Klaviyo in any websites category.

Geography

1 Klaviyo is leading in most countries, including United States, United Kingdom, Australia, Canada and 150 other countries.

2 Customer.io is leading in Democratic Republic Of The Congo, Haiti and Somalia.