Video editor: Kinemaster.

 

KineMaster is a powerful tool for everyone to bring their stories to life, available on Android, Chrome OS, iPhone and iPad. KineMaster offers a robust video tool kit, including multiple video layers, color filters and adjustments, blending modes, the ability to cut and trim clips, multi-track audio, volume envelope control, chroma kety and many more options. 

Here you have example of an edited video just using the mobile phone.