r/Undertale peaks Tuesdays 4pm-6pm UTC
Image posts featuring high-quality character art consistently dominate r/Undertale's top content, with preview.redd.it links accounting for over one-third of all shared content according to analytics. The community particularly engages with original character designs, fan-made merchandise concepts, and creative interpretations of existing characters like the popular "Muffet by @Null_Skull" post that garnered nearly 800 upvotes. Theory discussions also perform exceptionally well when they explore narrative elements from both Undertale and Deltarune, especially those examining character motivations or hidden lore details as seen in the highly upvoted "Narrator Chara theory makes this scene so awkward" post. Text posts work best when posing engaging community questions like "What's your name?" which attracted over 750 upvotes, while link posts succeed when sharing official Toby Fox announcements such as the music usage policy update. The data shows image posts at 30% of content and text posts at 56% represent the most effective formats, with video content from YouTube channels comprising another significant portion of successful posts.
The community responds best to casual, enthusiastic writing that mirrors the game's playful yet thoughtful tone, with a friendliness score of 80/100 indicating strong preference for positive, inclusive language. Successful posts often incorporate game-specific terminology like "MERCY," "DETERMINATION," and "genocide route" naturally without over-explaining, showing familiarity with fan culture while remaining accessible to newer players. Humor works well when it references game mechanics or iconic moments but should avoid being overly sarcastic or cynical, as the subreddit maintains a predominantly positive sentiment. Posts that demonstrate genuine passion for the games' storytelling and characters resonate more than detached analysis, with the most upvoted content striking a balance between lighthearted fandom enthusiasm and meaningful discussion about the games' themes of empathy and choice.
Highly upvoted posts consistently demonstrate deep familiarity with both Undertale and Deltarune while offering something new to the conversation, whether it's a fresh theory, exceptional fan creation, or meaningful community engagement. Posts that reference official content directly from Toby Fox, such as the announcement about free music usage, receive immediate traction as they provide value to creators. Theory posts gain significant traction when they connect seemingly minor details to larger narrative implications, while character art succeeds when showcasing technical skill combined with creative reinterpretation of established designs. Community polls and questions that invite personal connection to the games, like asking about players' in-game names, generate substantial discussion. The data shows posts with clear relevance to current community interests—such as Popetale content or pacifist route fan creations—consistently outperform more generic Undertale discussion.
Posts straying too far from direct Undertale or Deltarune relevance face removal, as the subreddit strictly enforces Rule 01 requiring content to be "relevant to the Undertale and Deltarune fandoms"
r/Undertale was created on May 27, 2013, making it 12 years and 10 months old and one of the older subreddits on Reddit. With 624,046 members, this is a mid-size community that has built a substantial following and typically sees consistent daily activity.
r/Undertale is steadily growing, with 6,063 new members in the last 30 days.
r/Undertale shows moderate engagement relative to its size, with an average of 447.7 upvotes per post across its 624,046 members. The community is primarily content-consumption focused, with a comment-to-upvote ratio of 0.05. To reach the Hot section of r/Undertale, posts typically need at least 43 upvotes, reflecting the community's activity level.
Posts on r/Undertale receive an average of 23.7 comments, indicating a community that primarily engages through upvoting content. Posts tend to be appreciated more through voting than through discussion in the comments.
Based on an analysis of 100 top posts from the past week, Tuesday is the most active day with 18 posts reaching the top, while Thursday sees the least activity with 11 posts. Activity is fairly evenly distributed between weekdays and weekends.
The peak posting hours are around 4pm UTC (10 posts), 12am UTC (8 posts), and 5pm UTC (7 posts). The quietest hours are 8am UTC, 7am UTC, and 4am UTC, with only 1-1 posts each reaching the top during these times.
Weekly breakdown: Monday (15), Tuesday (18), Wednesday (16), Thursday (11), Friday (12), Saturday (14), Sunday (14) posts reaching the top.
r/Undertale currently has 624,046 subscribers. Over the past 30 days, the community has grown by 6,063 members (0.98%), averaging 164 new subscribers per day. This growth rate places r/Undertale in the top 4% of all tracked subreddits.
Over the past 90 days, r/Undertale has gained 16,723 subscribers (2.75%). Since tracking began 597 days ago, the community has added 126,628 total subscribers.
r/Undertale is steadily growing, with 6,063 new members in the last 30 days.
r/Undertale has 624,046 subscribers as of March 2026.
The best time to post on r/Undertale is Tuesdays 4pm-6pm UTC, based on analysis of top-performing posts from the past week.
r/Undertale is steadily growing, with 6,063 new members in the last 30 days.
r/Undertale was created on May 27, 2013, making it 12 years old.
Posts on r/Undertale typically need at least 43 upvotes to reach the Hot section.
r/Undertale is a Reddit community with 624,046 subscribers. The community describes itself as: "UNDERTALE is an indie RPG created by Toby Fox where nobody has to die! Take control of human, who fell into an underground world filled with monsters - make strange friends or stranger enemies as..." The best time to post on r/Undertale is Tuesdays 4pm-6pm UTC. Posts receive an average of 447.7 upvotes and 23.7 comments. The minimum upvotes needed to reach the Hot section is approximately 43. The subreddit is adding approximately 164 new members each day. Founded 12 years ago, r/Undertale is tracked and analyzed by RedditList as part of its comprehensive database of over 106,347 subreddits.
Last updated: 2026-03-27 23:16:37