FeedPerfect is leading in Top 100K Sites and Top 1M Sites.
Widdit has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, Religion & Spirituality, Music & Audio and 71 other categories.
FeedPerfect is leading in Shopping, Business & Industry, Home & Garden, Clothing and 27 other categories.
Widdit is leading in most countries, including Russia, Israel, Brazil, India and 41 other countries.
FeedPerfect is leading in United States, Canada, Denmark, Netherlands and 7 other countries.