This app is a free tool to help you achieve lucid dreams. It offers a guide and a list of events that you might encounter in your everyday life. This is a technique that can help you to remember more easily. 

It's recommended to use this app before you attempt to achieve lucid dreams using the Laberge method. It's a technique that's been used by Stephen Laberge, a psychologist, who discovered most people don't remember the things they plan to do in their dreams.

You need to be able to recall the events that you're planning to do in your dreams.