r/sudoku is a subreddit with 65k members. The community frequently discusses sudoku, help, puzzles, stuck, and techniques, and the most common flair used is request puzzle help, just for fun, strategies, mildly interesting, and homemade puzzles.
This subreddit is for learning about and discussing the puzzle Sudoku and variants.
Popular Topics in r/sudoku
#1
Sudoku
278 posts
#2
Help
161 posts
#3
Puzzles
43 posts
#4
Stuck
43 posts
#5
Techniques
39 posts
#6
Puzzle
34 posts
#7
Struggling
19 posts
#8
Solve
16 posts
#9
App
15 posts
#10
Advanced
15 posts
Flair Used in r/sudoku
#1
Request Puzzle Help
: "Skyscraper Confusion"
50 posts
#2
Just For Fun
: "Just finished my first sudoku. How'd I do?"
9 posts
#3
Strategies
: "Which Sudoku technique took you the longest to learn?"
8 posts
#4
Mildly Interesting
: "“Easy” Sudoku Puzzles"
6 posts
#5
Homemade Puzzles
: "Third fog of war. Geometry Before Numbers — A Fog of War Sudoku with Cages, Thermos, Arrows & More"
5 posts
#6
Solved
: "First print sudoku ever"
5 posts
#7
Daily Game
: "Sudoku #25-10-2026"
4 posts
#8
Misc
: "Confused in solver step"
4 posts
#9
Mod Announcement
: "Daily Sudoku Game Updated"
2 posts
Member Growth in r/sudoku
Yearly
+20k members(44.4%)
Similar Subreddits to r/sudoku
r/codes
150k members
7.8% / yr
r/geocachingpuzzles
6k members
8.3% / yr
r/LogicPuzzles
3k members
30.8% / yr
r/puzzle
18k members
43.6% / yr
r/puzzles
455k members
6.4% / yr
About
GummySearch helps people research Reddit communities by organizing activity, growth, themes, and post-level signals into one place.
This page gives a focused view of r/sudoku, including current member size, discussion patterns, product reviews, and related communities to explore.
This data is synced periodically so insights stay current and useful for ongoing research.
Last updated: October 27, 2026