Historically, Facebook offered a lightweight version of its site, accessible via a mobile browser, and also developed apps for various platforms. For very basic phones, there was a simple Facebook app that could be accessed through the phone's internet browser or sometimes installed as a J2ME app.
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In the early 2010s, Facebook released specialized software to bridge the gap between simple mobile web browsing and a full smartphone experience. Facebook for Every Phone Historically, Facebook offered a lightweight version of its