Reddit is a popular social media platform that lets users share and discuss content with one another through a message board system. The site has a global community of users who post links to interesting stories, images, videos, memes, and more. With over 330 million monthly active users, Reddit is one of the most influential sites on the web.

Reddit was founded in 2005 in Medford, Massachusetts, by Steve Huffman and Alexis Ohanian. Initially, the site was a place for users to post news, photos, and personal anecdotes. However, over time, the site evolved into a more sophisticated platform with subreddits (specialized communities).

Subreddits are where users submit links and self-posts centered around a specific topic. There are subreddits devoted to everything from technology, science, politics, and fashion to sports, hobbies, and TV shows. Each subreddit has a moderator who is responsible for ensuring that the content stays on topic and that users adhere to the site's rules.

On Google App, Reddit has so far received a rating of 4.0 stars together with 2.87M reviews. The app has been downloaded more than 100 million times. On App Store, Reddit receives a score of 4.8 out of 5. There are altogether 1.2M ratings.

1. Large and Diverse Community: Reddit has a massive and diverse user base from all over the world. The site attracts people from different backgrounds, interests, and age groups. This large community allows for various discussions on different topics.

2. Subreddits: Reddit's subreddits are specialized communities where users can discuss topics of their choice. These subreddits are moderated by users, and they create a sense of community since everyone has a common interest. Users can create their subreddits if they don't find one that matches their interest.

3. Upvote/Downvote System: Reddit allows users to upvote or downvote posts and comments based on whether they find them valuable or not. Higher-upvoted posts get more visibility, which makes it easier for users to find and engage with the best content on the platform.

4. Ask Me Anything (AMA) Interviews: Reddit users can host AMAs with famous personalities from different fields. These interviews allow users to ask questions of famous people such as Barack Obama, Bill Gates, and Elon Musk. It creates a chance for more transparency and understanding of a person's life and motivations.

5. Anonymous Posting: Reddit allows users to post content anonymously if they so choose. This feature allows users to share their thoughts and opinions without fear of backlash or retaliation. It promotes open communication and creates a safe forum for people to freely express themselves.

Pros

Reddit is a platform for diverse and specialized communities. It encourages open communication, free expression, and provides access to valuable information.

Cons

Reddit can be cluttered with low-quality content, and it can sometimes become a breeding ground for hate speech, harassment, and misinformation. 

One of the most popular features of Reddit is its upvote/downvote system. Users can upvote or downvote a post based on whether they think it's interesting, informative, or relevant. Higher upvoted posts appear at the top of the page and are more likely to be seen by other users. This feature makes it easy for users to find the best content on a given topic.

In addition to the discussion threads, Reddit also hosts AMA (Ask Me Anything) interviews with famous people from all walks of life. Cele politicians, and other public figures take part in these sessions, answering questions from passionate fans. Recent AMA guests have included former president Barack Obama, actor Tom Hanks, and comedian Louis C.K.

Overall, Reddit is a dynamic online community where users can share their interests, engage in discussions, and stay up to date on current events. Its diverse range of subreddits and the freedom it gives users to explore virtually any topic make it a unique and entertaining social media platform.