A trial version app for Mac, by EaseUS.

EaseUS MobiMover is an iPhone and iPad data transfer and backup tool. The best alternative to iTunes, it allows you to easily transfer data between an iPhone, iPad, or iPod touch and a computer. This tool is free and works between iOS devices. Moreover, you can download videos and music to your computer or iOS device from the same site, so you can view them later. Additionally, you can back up your data using this application, so if something happens to your iPhone or iPad, you can recover it easily.

You can also use this app to back up your WhatsApp chat history and attachments. It allows you to export your messages and attachments, as well as videos, audio files, images, and contacts, from WhatsApp to a computer or iPhone/iPad.

It is also a file converter to convert HEIC to JPG and video to MP3.