Opera mini is a web browser.its a free app u can download it from the website of opera.
I am using opera min for 5 years.its a very good web brewoser.it is small in size.it do not take much space in device.it use less ram.it works very smoothly.
Surfing speed is just awesome.download speed is also good.u can use opera mini app in mobile& computer also.
It works well in slow networks.it use very less data.it is the main advantage of this app.its a very good app.i will recomend you all to have it.