Let’s check out the what original source talks about Nitrous jailbreak tweak:
“Nitrous is available on Cydia for $0.99. It’s a must-have if you have made Google Chrome the default browser on your iPhone or iPad or use WebKit heavy apps such as Facebook etc.
If you want such feature on your iPhone get this cool Nitrous jailbreak tweak and you surely like it! One more thing: for more information don’t forget to check out macgenesis.net! Stay tuned!