iOS/Android: Prisma is a sweet little app that lets you add some pretty crazy filters to your photos. Now, you can add those same filters to your videos. iOS users can try it out now, with Android on the way. Even if you haven't used it yourself, you've probably seen some friends share Prisma-filtered photos around. Now you can apply the same effects to videos and they look pretty sweet. The filters even work offline. iOS users can download the update to get started now. According to Prisma, Android users will have to wait a bit, but it's on the way.