Dwolla is leading in Top 1M Sites.
Dwolla has better usage coverage in more websites categories. Including Business & Industry, People & Society, Arts & Entertainment, Religion & Spirituality and 81 other categories.
Revv hasn't got a lead over Dwolla in any websites category.
Dwolla is leading in most countries, including United States, Canada, Netherlands, United Kingdom and 51 other countries.
Revv is leading in Pakistan.