There are several reasons why you see different results between Rankaware and in a browser.
– The result may be different because you have logged in your Google account. Google provides personalized results based on your past behaviors;
– Even if you logged out your Google account, the result may still be different because you haven’t cleaned the cache;
– The result may be different because search engines are giving the results from different datacenter or server;
– The result may be different based on different IP addresses;
– The result may be different because you website is experiencing a “Google dance”;
– The result may be different because Google is testing different algorithms.

No, Rankaware only performs SERP checking in a very search engine friendly way.

You can perform updating as often as you want but it’s always recommended performing updating once a day unless there is unusual changes (big drop or rise).

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