What is an Instagram downloader?

An Instagram downloader is a tool which allows you to download content which is found on Instagram. So if you like a certain photo or video which is available on Instagram you can use the Instagram downloader in order to download the desired content. There are many providers on the internet which are offering the service of downloading and or converting the instagram content for free. Of course you can not download every content on Instagram but only the content which is available for the public and the use of the Instagram downloader.