Here are the top 3 alternatives to FDown.net for downloading files from Facebook, Instagram, and other social media platforms:

1.SaveFrom.net

Why: One of the most well-known and reliable downloaders. It supports a huge range of sites including YouTube, Facebook, Instagram, Twitter, and TikTok. It offers both a website interface and browser extensions.

2.SnapInsta.io (formerly SnapDownloader)

Why: This site is specifically optimized for Instagram and Facebook content. It is very clean, fast, and allows you to download photos, videos, reels, and stories by simply pasting the link.

3.Y2mate.com

Why: A very popular alternative, particularly known for video downloading. It supports multiple platforms (Facebook, YouTube, etc.) and offers various quality options for downloads (e.g., 720p, 1080p).

A quick tip on usage: Most of these sites work the same way as FDown:

Copy the link to the video from Facebook or Instagram.
Paste it into the box on the website.
Click "Download" and select your preferred quality.