InSave is an easy-to-use app that lets you download videos from Instagram and IGTV. It supports both mobile devices and desktop, so you can download videos and photos at any time.

The best thing about this app is that it is very simple to use and does not require you to install any other apps. You just need to select the video or photo you want to download, and then you will be able to save it in your device's gallery.

InSave is a completely free app and it does not have any kind of payment system. You can download videos without any limits and it is completely free to use.