r/printSF peaks Tuesdays 1am-3am UTC
r/printSF was created on August 01, 2010, making it 15 years and 10 months old and one of the earliest subreddits on Reddit. With 358,310 members, this is a mid-size community that has built a substantial following and typically sees consistent daily activity.
r/printSF is steadily growing, with 1,812 new members in the last 30 days.
r/printSF shows typical engagement for a community of this scale, with an average of 20.7 upvotes per post across its 358,310 members. The community is highly discussion-oriented, with a comment-to-upvote ratio of 0.76.
Posts on r/printSF receive an average of 15.7 comments, indicating a highly engaged community where members actively participate in conversations rather than passively consuming content. This level of discussion is characteristic of communities that value dialogue and diverse perspectives.
Based on an analysis of 51 top posts from the past week, Tuesday is the most active day with 10 posts reaching the top, while Thursday sees the least activity with 3 posts. Weekday activity is higher than weekends, suggesting a more professionally-oriented community.
The peak posting hours are around 1am UTC (6 posts), 3am UTC (5 posts), and 9pm UTC (4 posts). The quietest hours are 11am UTC, 10pm UTC, and 10am UTC, with only 1-1 posts each reaching the top during these times.
Weekly breakdown: Monday (8), Tuesday (10), Wednesday (8), Thursday (3), Friday (9), Saturday (9), Sunday (4) posts reaching the top.
r/printSF currently has 358,310 subscribers. Over the past 30 days, the community has grown by 1,812 members (0.51%), averaging 58 new subscribers per day. This growth rate places r/printSF in the top 7% of all tracked subreddits.
Over the past 90 days, r/printSF has gained 6,635 subscribers (1.89%). Since tracking began 673 days ago, the community has added 37,447 total subscribers. Growth has been accelerating recently compared to the longer-term trend.
r/printSF is steadily growing, with 1,812 new members in the last 30 days.
r/printSF has 358,310 subscribers as of June 2026.
The best time to post on r/printSF is Tuesdays 1am-3am UTC, based on analysis of top-performing posts from the past week.
r/printSF is steadily growing, with 1,812 new members in the last 30 days.
r/printSF was created on August 01, 2010, making it 15 years old.
r/printSF is a Reddit community with 358,310 subscribers. The community describes itself as: "**A place to discuss published speculative fiction**—novels, short stories, comics, and more. Not sure if a book counts? Then post it! Science Fiction, Fantasy, Alt. History, Postmodern Lit., and..." The best time to post on r/printSF is Tuesdays 1am-3am UTC. Posts receive an average of 20.7 upvotes and 15.7 comments. The subreddit is adding approximately 58 new members each day. Founded 15 years ago, r/printSF is tracked and analyzed by RedditList as part of its comprehensive database of over 106,360 subreddits.
Last updated: 2026-06-12 09:18:51