Most of us use our smartphones for casual videography. The native video app on our devices covers most of our needs, but falls short when it comes to post-processing. Changing playback speed is one of the most basic post-processing operations, so it’s important for videographers to have an app (or three) on hand that handles this simple task with ease.

In this section, we'll look at three Android apps that make changing playback speed a breeze.

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Step 1. Make sure you have the VivaVideo app installed.