What are some alternatives?
When comparing Belacam and Nextpost Instagram, you can also consider the following products
Instagram - Instagram is a mobile, desktop, and Internet-based photo-sharing application and service that allows users to share pictures and videos either publicly, or privately to pre-approved followers.
PixelFed - PixelFed is a federated image sharing platform, powered by the ActivityPub protocol.
GramWiki - Instagram Online Viewer
Snapchat - Real-time picture chatting
Lynkgram - A smarter way to automatically post to Instagram.
Desktop for Instagram - Browse web mobile Instagram site directly from your Desktop (Pc / Mac)