1
Tell-a-Friend is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.
2
In terms of market share, Questback is clearly lagging behind, losing to Tell-a-Friend in all segments.
1
Tell-a-Friend has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, Business & Industry, Internet & Telecom and 189 other categories.
2
Questback is leading in Science, Social Sciences, File Sharing, Newspapers and one other category.
1
Tell-a-Friend is leading in most countries, including India, United States, Great Britain, Canada and 115 other countries.
2
Questback is leading in Sweden, Norway, Poland, Niue and 7 other countries.