Opta Widget is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
tvtag has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Music & Audio, Business & Industry and 70 other categories.
Opta Widget is leading in Sports, Soccer, News & Media, Newspapers and 25 other categories.
Opta Widget is leading in most countries, including United Kingdom, Spain, United States, Italy and 58 other countries.
tvtag is leading in Russia, Canada, Philippines, Taiwan and 8 other countries.