Reverse video on iPhone
How to reverse video, play video backwards on iPhone using InShot app?
iPhone
Change photo format on iPhone, JPEG, PNG, TIFF, HEIC
How to convert photos to a different format, JPEG, PNG, TIFF, HEIC, on iPhone using TouchRetouch app?
InShot – Video Editor
InShot is a comprehensive and handy video editor for iPhone iPad that can trim video, cut, delete middle part of a video, merge vide, adjust video speed,etc.
TouchRetouch
TouchRetouch is an app that offers you all the tools you need to efficiently remove unwanted content from your iPhone photos.
Goodnotes
Goodnotes for iPhone allows you to take handwritten notes in digital, multi-media notebooks or annotate PDF, PowerPoint, and Word documents.
Marginnote
MarginNote is a highly powerful reading and study software and is applicable to Mac, iPad, and iPhone.