Optimatic is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Optimatic has better usage coverage in more websites categories. Including Games, News & Media, Business & Industry, Internet & Telecom and 36 other categories.
ViralBuzzer is leading in Arts & Entertainment and Humor.
Optimatic is leading in most countries, including United States, Israel, Algeria, Canada and 28 other countries.
ViralBuzzer hasn't got a lead over Optimatic in any country.