Check a Web page for mobile-friendliness

Validate by URI

Validate by File Upload

Note: mobileOK tests cannot all be run when file upload is used. In particular, checks at the HTTP level and tests that apply on resources linked from the HTML document cannot be run. Also note that file upload may not work with Internet Explorer on some versions of Windows XP Service Pack 2, see our information page on the W3C QA Website.

Validate by direct input

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Note: mobileOK tests cannot all be run when direct input is used. In particular, checks at the HTTP level and tests that apply on resources linked from the HTML document cannot be run.

W3C mobileOK checker service, a tool geared towards facilitating the creation of mobile-friendly Web content. Statistics collected by this service provide an important insight into the state of compliance to the mobileOK standard. About 10% of the pages checked by the mobileOK checker are MobileOK, including highly visible sites such as Google and Wikipedia. These encouraging results indicate that the mobileOK checker is quickly becoming a valuable tool for Web content creators when authoring mobile Web content. This checker performs various tests on a Web Page to determine its level of mobile-friendliness. The tests are defined in the mobileOK Basic Tests 1.0 specification. A Web Page is mobileOK when it passes all the tests. Please refer to the About page for more details. If you wish to validate specific content such as markup validitation, or RSS/Atom feeds, or CSS stylesheets, or to find broken links, there are other validators and tools available.

Online Mobile Resources and Training Sessions

Build fast loading Mobile Version of your Website and learn more about Mobile Web Design

Here is the list of Recommended Mobile Website Providers: AskFrank.net

Attend one of our online training sessions on Mobile Web Best Practices!

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