2
Letro is leading in Top 100K Sites and Top 1M Sites.
1
ReadZ has better usage coverage in more websites categories. Including Law & Government, Business & Consumer Services, Health, Computers Electronics & Technology and one other category.
2
Letro is leading in Lifestyle, Food & Drink and Pets & Animals.
1
ReadZ is leading in most countries, including United States, Australia, Netherlands, Argentina and 10 other countries.
2
Letro is leading in Japan, Taiwan and Ireland.