Use this kit with your Smartphone to record video and audio.
The Jelly Grip mount allows you more freedom in adjusting your phone placement, but the Ulanzi mount has a cold shoe mount that you can use to attach the shotgun mic. However, you can also mount the shotgun on top of a light stand and use the extension cable to connect to your phone. Light stands can be checked out from the Google spreadsheet.
Using the Microphones with Your iPhone
Using the Microphones with Your Android Phone
Tips for Recording Video on Your Smartphone
The following documents go over best practices for recording audio and video with your phone.
More helpful links: