It's a react native application. Through this application you can capture photos through camera or can select the photos from gallery and can edit them. Similarly you can record or select the video from gallery and then can edit it. You can save those edited photos or videos. You can delete or share the edited photos or videos to other social media apps like facebook, whatsapp and etc.
You can download the Serena App apk from here: https://drive.google.com/file/d/1yvq63BE-W-TOyAEzejQ6UwJn7HOZMKRB/view?usp=sharing