In terms of market share, Testnet is clearly lagging behind, losing to ViralBuzzer in all segments.
Testnet has better usage coverage in more websites categories. Including People & Society, Shopping, Sports, Autos & Vehicles and 11 other categories.
ViralBuzzer is leading in Arts & Entertainment, Humor, Computer & Electronics, Software and 3 other categories.
ViralBuzzer is leading in most countries, including United States, Japan and Russia.
Testnet is leading in Belgium.