This app provides an easy way to record video lectures using image slides, pdfs or webpage slides. You can record your Presentation on Phone using this app.
It also has a Camera Feature, while recording video videos, you can turn on your camera and engage with your students or audience. You can set custom settings for Video like frame rate, bit rate, encoder, Video Size- 1080p, 720p, 480p, 360p, 240p, etc.

This app is in developmental stage, if custom settings do not work, try auto/default settings. Select a video encoder that suits your needs and that also works on your device.

You can choose specific bitrate, frame rate, video encoder, video format, video orientation, audio source, video resolution for lecture video.