No extensions or plugins , Chromium-based browsers have advanced tools to simulate devices such as smartphones and tablets.
Simulate mobile browsers
Navigate to the site of interest and using Google Chrome press:
Or in Opera:
Developer tools will appear:
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Thenclicktheiconthatlookslikeacellphone:
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Clickingwilldisplaythisscreenanditwillgointodeviceselectionandsimulationmode(inmycasethedefaultisIphone4):
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Thenclickthecomboandswitchtothedesiredmobilephonemodel:
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NotethatthereisanorangestripeandthattheUser-agentchanges(whereUAiswritten),thismessagesaysthatsomesitesneedtoreloadthepage:/p>
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Asanon-responsivesiteyouwillneedtoreloadthepagewithF5anddependingonwhetheritiscachinguseCtrl+F5thecacheforthespecifictab),seehowthept.stackoverflow.com
sitegotafterF5:
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TherearesomesitesthatuseCookiesor localStorage to save the default page which should use mobile or desktop, then neither Ctrl + F5 will work, in this case follow these steps:
Open an anonymous window (do not open any sites in it)
Click F12 if Chrome or Ctrl + Shift
Then select the Device
desired
Then paste the desired website into the address bar.
See how you got anonymously:
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ExtrafeaturesoftheChromeandOperadevelopertools
Simulateslowerconnections:
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Potraitchangesthewidthbyheightandviceversa,ieitsimulatestherotationandtheiconwiththe2tochangethepixelratiothatsimulatesretinascreens.