This "ShotsData" can ---- 1. Fast input focal length, T-Stop, focus distance ,ISO, shutter speed, white balance kelvin. 2. Share these data with camera department, director, producer, etc. 3. Keep the data semipermanently. Basically, This app is free. But number of projects are up to 3, shots data in one project are up to 50. If you want to use unlimited version, please In-App purchase. If you have a question, please write our Facebook page. Thank you.