r/sudoku peaks Wednesdays 12pm-2pm UTC
r/sudoku was created on July 17, 2009, making it 17 years and 2 months old and one of the earliest subreddits on Reddit. With 59,774 members, this is a growing community that has moved beyond the niche stage and attracts regular new members.
r/sudoku is experiencing strong growth, with 1,445 new members in the last 30 days.
r/sudoku shows moderate engagement relative to its size, with an average of 16.2 upvotes per post across its 59,774 members. The community is moderately discussion-oriented, with a comment-to-upvote ratio of 0.46. To reach the Hot section of r/sudoku, posts typically need at least 1 upvotes, reflecting the community's activity level.
Posts on r/sudoku receive an average of 7.5 comments, indicating a community with a healthy balance between content appreciation and active discussion. Members regularly engage with posts through both upvotes and comments.
Based on an analysis of 100 top posts from the past week, Wednesday is the most active day with 22 posts reaching the top, while Saturday sees the least activity with 8 posts. Weekday activity is higher than weekends, suggesting a more professionally-oriented community.
The peak posting hours are around 12pm UTC (10 posts), 7pm UTC (8 posts), and 3pm UTC (8 posts). The quietest hours are 8pm UTC, 12am UTC, and 1pm UTC, with only 2-1 posts each reaching the top during these times.
Weekly breakdown: Monday (9), Tuesday (10), Wednesday (22), Thursday (21), Friday (17), Saturday (8), Sunday (13) posts reaching the top.
r/sudoku currently has 59,774 subscribers. Over the past 30 days, the community has grown by 1,445 members (2.48%), averaging 45 new subscribers per day. This growth rate places r/sudoku in the top 1% of all tracked subreddits.
Over the past 90 days, r/sudoku has gained 4,435 subscribers (8.01%). Since tracking began 657 days ago, the community has added 30,910 total subscribers. Growth has been accelerating recently compared to the longer-term trend.
r/sudoku is experiencing strong growth, with 1,445 new members in the last 30 days.
r/sudoku has 59,774 subscribers as of September 2026.
The best time to post on r/sudoku is Wednesdays 12pm-2pm UTC, based on analysis of top-performing posts from the past week.
r/sudoku is experiencing strong growth, with 1,445 new members in the last 30 days.
r/sudoku was created on July 17, 2009, making it 17 years old.
Posts on r/sudoku typically need at least 1 upvotes to reach the Hot section.
r/sudoku is a Reddit community with 59,774 subscribers. The community describes itself as: "This subreddit is for learning about and discussing the puzzle Sudoku and variants." The best time to post on r/sudoku is Wednesdays 12pm-2pm UTC. Posts receive an average of 16.2 upvotes and 7.5 comments. The minimum upvotes needed to reach the Hot section is approximately 1. The subreddit is adding approximately 45 new members each day. Founded 17 years ago, r/sudoku is tracked and analyzed by RedditList as part of its comprehensive database of over 106,367 subreddits.
Last updated: 2026-07-25 00:16:05