With mobile data getting faster and smartphones having larger storage, you'd be forgiven if you thought the need for slimmer and more efficient apps is dwindling. Quite the contrary, many developers are building bigger apps with overflowing features, which are not optimized enough for the lower-end devices and slower networks that are still found all around the world. To provide an alternative and avoid alienating this large user base, these developers are making "lite" versions of their apps — we've already seen this happen with Facebook, Facebook Messenger, Twitter, Uber, LinkedIn, Skype, Shazam, and all of Google's Go apps. Instagram is now joining the fold with its own Lite app.

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