SubTrends
Other NSFW

r/UnderTail

Averages 10 posts/day, top 25% activity. Most active Mondays around 9 AM UTC. Mostly image posts (95%).

Posts / Day Average posts per day this month. Arrow is change vs the prior calendar month.
10 13%
Avg Upvotes Mean net upvotes per post this month (upvotes minus downvotes). Arrow is change vs the prior month.
350 12%
Avg Comments Mean number of comments per post this month. Arrow is change vs the prior month when that month’s data is available.
4 18%
Activity Rank #7,926 by posts/day among 33,249 tracked NSFW subreddits as of Sep 2026 (Top 25%). Arrow is spots gained or lost vs the prior month.
#7,926 403
Top 25%
Posts w/ Links The percentage of posts that link off-site. This counts true link posts plus text posts with a URL in the body. Image and video posts are not counted.
2%
Low-Reply Rate Share of posts with 0 or 1 comment. A single comment is often an automated mod reply rather than real community discussion.
37%

r/UnderTail Traffic & Engagement

Volume and engagement over time

Posts/DayAvg Upvotes051015200200400600800Sep 1Sep 8Sep 15Sep 22Sep 29
Posts/Day Avg Upvotes Mean net upvotes per post in this bucket.

Post Format

Top Post Type Image
Typical Title Length Short (41 chars)
Peak Day Tuesday

Upvote Distribution

How upvoted posts perform Only posts with 2+ upvotes. The bands below show how those posts are spread by upvote count.

2–9
3%
10–99
22%
100–999
66%
1K+
9%
Posts that get upvoted Share of posts that received at least one upvote (2+ net upvotes). Most posts at 1 upvote are excluded. 87%
Median upvoted post Median upvotes among posts that received upvotes. Differs from Avg Upvotes in the snapshot, which includes every post. 236
Top post Highest upvote count on a single post this month. 3.0K

r/UnderTail Most Active Times

Peak posting by day and hour (UTC)

Sun
Mon
Tue
Wed
Thu
Fri
Sat
12 AM
1 AM
2 AM
3 AM
4 AM
5 AM
6 AM
7 AM
8 AM
9 AM
10 AM
11 AM
12 PM
1 PM
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11 PM
← Swipe →
#1 Top 3 activity windows

Most Active by Day

Sun 1 AM
Mon 9 AM
Tue 4 PM
Wed 8 PM
Thu 4 PM
Fri 11 AM
Sat 11 AM

r/UnderTail Flair Performance

Upvotes and volume by flair

Flair Posts Upvotes
[F]45 (42.9%)487
[M,F]40 (38.1%)586
[M]10 (9.5%)291
Request4 (3.8%)94
[F,I]3 (2.9%)285
Discussion3 (2.9%)97

Post Type Breakdown

Share by text, image, or link

95%image posts

r/UnderTail Trending Keywords

Ranked by how often they appear

KeywordMentions ▼UpvotesComments
kris
56 (18.5%)
4695
noelle
36 (11.9%)
4295
pink
34 (11.2%)
5234
toriel
31 (10.2%)
4113
art
28 (9.2%)
3346
mew
25 (8.3%)
3662
ralsei
25 (8.3%)
4997
dess
19 (6.3%)
4713
susie
19 (6.3%)
8387
chara
18 (5.9%)
2075

r/UnderTail Mentioned Domains

Most linked sites

This community doesn't link off-site.

Its posts are text, images, or discussion rather than outbound links.

r/UnderTail Top Posts

Highest-performing posts

Login and NSFW setting may be required.

[Kris, Noelle, Susie] having some sleepover fun (CaptainKirb)

3.0K upvotes 15 comments image Sep 25

[Dess, Asriel] Almost caught in the act (amazinky)

2.7K upvotes 8 comments image Sep 30

A collection of everyone’s favourites~ [Pink and others] Multiple artists

2.5K upvotes 20 comments image Sep 22

[Fem!Ralsei | Kris] taking a nice and relaxing soak together (Gardegu)

2.2K upvotes 22 comments image Sep 8

[Noelle] Rating blowjobs from different characters (Art by me)

2.0K upvotes 17 comments image Sep 17

[Pink]'s post-battle apology (js4935)

2.0K upvotes 6 comments image Sep 13

[Kris] railing [susie] (demidoggo)

1.9K upvotes 2 comments image Sep 2

[Susie] isn't used to being intimate (Cyanu)

1.8K upvotes 18 comments image Sep 29

[Kris] [Susie] Ranking blowjobs from different characters (Art by me)

1.5K upvotes 26 comments image Sep 15

[Carol] doesn't let a shower stop her from getting confrontational (Gardegu)

1.5K upvotes 4 comments image Sep 12

r/UnderTail Audience Overlap

Overlapping audiences

View in Atlas →
r/Deltarune 531 posts/day
Compare →
17% overlap
r/yiff 53 posts/day
Compare →
8% overlap
r/rule34 169 posts/day
Compare →
7% overlap
r/SonicPorn 13 posts/day
Compare →
7% overlap
r/loserhell 17 posts/day
Compare →
7% overlap
r/Undertale 136 posts/day
Compare →
5% overlap
r/PokePorn 14 posts/day
Compare →
5% overlap
r/FurryPornSubreddit 49 posts/day
Compare →
5% overlap

r/UnderTail FAQ

What's the best time to post on r/UnderTail?

Based on posting volume, r/UnderTail is most active on Mondays around 9 AM UTC. That window has the most community activity, but busier hours also mean more competition for attention.

How active is r/UnderTail?

r/UnderTail averages 10 posts per day and ranks in the top 25% for activity among tracked NSFW subreddits.

How many upvotes do posts on r/UnderTail get?

Posts on r/UnderTail average about 350 upvotes this month (net score per post).

What kind of posts does r/UnderTail get most?

On r/UnderTail, most posts are image posts (95%)