In terms of market share, Greta is clearly lagging behind, losing to Media Source Extensions in all segments.
Greta has better usage coverage in more websites categories. Including Computer & Electronics, Programming, Autos & Vehicles, Motorsports and 4 other categories.
Media Source Extensions is leading in Internet & Telecom, Marketing & Advertising, Telecommunications, Mobile Developers and one other category.
Greta is leading in most countries, including United States, Sweden, Spain, Denmark and 5 other countries.
Media Source Extensions is leading in China, Thailand, Saudi Arabia and India.