r/whatisthisthing is a subreddit with 3.1M members. The community frequently discusses found, metal, hard time, unknown object, and identifying, and the most common flair used is solved!, solved !, open, likely solved!, and solved.
For the identification of mysterious objects
Popular Topics in r/whatisthisthing
#1
Found
89 posts
#2
Metal
43 posts
#3
Hard Time
32 posts
#4
Unknown Object
29 posts
#5
Identifying
28 posts
#6
Object
28 posts
#7
Annoying
25 posts
#8
Looking
24 posts
#9
Looking For
24 posts
#10
Name
24 posts
Flair Used in r/whatisthisthing
#1
Solved!
: "Wierd suspicious looking camera installed across the street."
14 posts
#2
Solved !
: "Found this object in the sea in corfu about 3 meters below sea level, heavy but can still hold it in 1 hand, made of metal, feels solid from the inside"
9 posts
#3
Open
: "Very heavy 2”x2”x8” blocks with a shallow groove on one face. Stacked in wood crates."
9 posts
#4
Likely Solved!
: "Painted ceramic? Rooster/turkey with holes across the top of the tail and back. I can fit my pinky finger in the holes."
4 posts
#5
Solved
: "Black metal cage locked by a padlock, with keys dangling in the middle. Found in center of park in London"
2 posts
#6
F.A.T.
: "Small (2.5 in) silver transistor type metal attachment in closet."
1 post
Member Growth in r/whatisthisthing
Yearly
+159k members(5.3%)
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Last updated: August 13, 2026