How to reverse a video on Snapchat using a free, built-in filter

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· *You can reverse a video on Snapchat by using a filter that's always available.*
· *To find the reverse filter, film your Snapchat video, and then swipe to the left until you see an icon that looks like three triangles.*
· *Snapchat will immediately reverse your video, and let you send it to any of your contacts or...