r/calculators

22k members
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r/calculators is a subreddit with 22k members. The community frequently discusses calculator, casio, hp, ti, and fx, and they frequently recommend/review calculator and scientific calculator, and the most common flair used is collection, question, help, other, and discussion.
From the basics to indefinite integrals and gameboy emulators. A community for collectors, fans, and users of all types of calculators.

Popular Topics in r/calculators

#1

Calculator

165 posts
#2

Casio

67 posts
#3

Hp

28 posts
#4

Ti

22 posts
#5

Fx

14 posts
#6

Collection

13 posts
#7

Help

9 posts
#8

Sharp

6 posts
#9

Fx 991

6 posts
#10

Vintage

5 posts

Products Discussed in r/calculators

Calculator

140 reviews
#1
Casio
4.1★ from 59 reviews
#2
Texas Instruments
4.1★ from 42 reviews
#3
HP
4.6★ from 13 reviews

Scientific Calculator

76 reviews
#1
Casio
4.1★ from 39 reviews
#2
Texas Instruments
4.3★ from 18 reviews
#3
Swiss Micros
5.0★ from 2 reviews

Flair Used in r/calculators

#1
Collection
: "My new favorite calculator"
112 posts
#2
Question
: "Would such 7 segment display be readable?"
22 posts
#3
Help
: "A leant my calculator to a student who scratched up the display. Can I replace it?"
20 posts
#4
Other
: "Casio fx-991EX - Visual Fake Identification Guide"
20 posts
#5
Discussion
: "I got Windows 95 running on my calculator!"
15 posts
#6
Meme / Satire
: "I quit math."
8 posts
#7
Repair
: "Restored + Modded HP 12C from 1984 (USA made), also a How-to fix a faded display on Voyager series"
2 posts
#8
Announcement
: "[RELEASE] ApexMark APP Is Here - A Powerful and Demanding Stress Benchmark Designed for the HP Prime!"
1 post

Member Growth in r/calculators

Yearly
+7k members(52.4%)

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Last updated: June 22, 2026