Periscope Case vs WordsKeeper

The Poor Man's GoPro. Just use the camera you already own.

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Periscope Case allows the use of your smartphone for action photography. The case snaps to your phone and straps to just about anything. Us the mirrors to change the angle of your camera allowing it to be at a convenient angle. For us casual action photographers, there's no need to fork out for a GoPro. Just use what you already own.

Learn any language, keep words, phrases, notes and more... in one place.

WordsKeeper is a simple web app for foreign language learners. It lets you build your own vocabulary, keep everything in one place and group by category, create learning groups, share with other people and more. Available on any device.