SeenTh.at is described as 'An online community where users discuss, recommend and discover movies, as well as organize lists of what they’ve seen or want to see' and is an website in the Video & Movies category. There are more than 25 alternatives to SeenTh.at, not only websites but also apps for a variety of platforms, including iPhone, Android, iPad and Android Tablet. The best alternative is IMDb, which is free. Other great sites and apps similar to SeenTh.at are Letterboxd (Freemium), Simkl (Freemium), ratehouse (Free) and MovieLens (Free).
The Internet Movie Database (IMDb) is an online database of information related to movies, actors, television shows, production crew personnel, video games, and most recently, fictional characters featured in visual entertainment media.
Letterboxd is a social site for sharing your taste in film, now in public beta. Use it as a diary to record your opinion about films as you watch them, or just to keep track of films you’ve seen some time in the past. Rate, review and tag films as you add them.
Simkl is a TV, anime, and movie tracker that keeps a history of all the shows and movies you watch in one, central location. It’s a mobile app, a website, Google Chrome extension to keep track of everything you watch and integrates with many TV apps.
Ratings, reviews, discussions, recommendations, lists for all media genres: music, movies, tv shows, books, video games, and podcasts. Like IMDb or Goodreads, but with more media types. Join ratehouse to consolidate your entertainment and art interests.
Filmsomniac is a tool to keep track of movies you have seen and TV shows you are following. It is also a place to find new films and shows to watch! Follow on Twitter for daily movie quotes: https://twitter.com/Filmsomniac
MovieTracker is a mobile application that helps movie junkies track the movies they are interested in, from the ones they already watched to the upcoming movies they want to purchase. It also lets them organize their own movie collection.