r/musictheory

Community Overview
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About r/musictheory

/r/musictheory is a community for the discussion of music theory and related topics. Since they are not well-covered in other subreddits, questions and discussions about Notation/Engraving are also welcome.

The community at a glance

r/musictheory is a Subreddit for Music Lovers with roughly 711K members. It has been around since 2009. It uses a forum format for communication.

Roughly 67K members have joined in the past year. Popular discussion topics include Looking For, Struggling, and Hard Time. Common discussion themes are Advice Requests. Product recommendations often mention music theory books, music theory online course, and music composition resources.

On Reddit
Established 2009
711K Members

Community Topics

Community Features

Forum

This community has a forum

Subreddit Analysis

via GummySearch
Yearly: +67K members
Growth: +10.4% / year

Member growth over time

All time (yearly)

  • 2013: 11K members
  • 2014: 12K members
  • 2015: 13K members
  • 2016: 15K members
  • 2017: 34K members
  • 2018: 53K members
  • 2019: 91K members
  • 2020: 125K members
  • 2021: 70K members
  • 2023: 112K members
  • 2024: 50K members
  • 2025: 68K members
  • 2026: 39K members

Past year (monthly)

  • Sep: 5K members
  • Oct: 5K members
  • Nov: 7K members
  • Dec: 7K members
  • Jan: 6K members
  • Feb: 6K members
  • Mar: 6K members
  • Apr: 5K members
  • May: 6K members
  • Jun: 5K members
  • Jul: 5K members
  • Aug: 360 members

Themes

  • Advice Requests
    14 posts in the past month
    1. Teaching myself music theory- could use help
    2. Need help with improvising on a piece
    3. Online courses for teens
    #1
    Advice Requests
    Teaching myself music theory- could use help · Need help with improvising on a piece · Online courses for teens
    14

Topics

  • Looking For
    41 posts in the past month
    #1
    Looking For
    41
  • Struggling
    30 posts in the past month
    #2
    Struggling
    30
  • Hard Time
    8 posts in the past month
    #3
    Hard Time
    8
  • Chord
    7 posts in the past month
    1. How would you describe the chord marked with question mark (B Eb F)?
    2. Why the last two chord sounds so heavenly? (The first one, rooted as G isn't in the key of F# Maj)
    3. Aug7#9 as a passing chord resolve to...?
    #4
    Chord
    How would you describe the chord marked with question mark (B Eb F)? · Why the last two chord sounds so heavenly? (The first one, rooted as G isn't in the key of F# Maj) · Aug7#9 as a passing chord resolve to...?
    7
  • Ear Training
    6 posts in the past month
    #5
    Ear Training
    6

Flair

  • General Question
    87 posts in the past month
    1. Accurate visualization of the Hirajoshi scale? How is the period determined?
    2. How is this played/counted?
    3. Teaching myself music theory- could use help
    #1
    General Question
    Accurate visualization of the Hirajoshi scale? How is the period determined? · How is this played/counted? · Teaching myself music theory- could use help
    87
  • Notation Question
    25 posts in the past month
    1. How do I even count these rhythms
    2. What is this (the E.B.Gt.)
    3. Horns Written in Alto Clef
    #2
    Notation Question
    How do I even count these rhythms · What is this (the E.B.Gt.) · Horns Written in Alto Clef
    25
  • Discussion
    24 posts in the past month
    1. Composition in Free Pitch Space Built Around Mourning Dove Calls
    2. I wish I was more musical
    3. About that dim9 chord...
    #3
    Discussion
    Composition in Free Pitch Space Built Around Mourning Dove Calls · I wish I was more musical · About that dim9 chord...
    24
  • Songwriting Question
    14 posts in the past month
    1. I suck at voice leading
    2. What is the name of that structure?
    3. Experiment: Playing wrong on purpose (looking for people to try this/share tracks)
    #4
    Songwriting Question
    I suck at voice leading · What is the name of that structure? · Experiment: Playing wrong on purpose (looking for people to try this/share tracks)
    14
  • Resource (Provided)
    3 posts in the past month
    1. Free software for composing in Just intonation
    2. TUNING COMPARISON: Cm · G# · Cm - E12, E17, E19, E26, E31, E34, E46, E50, E53
    3. Guitar Music Theory App/Resource (Free, no ads!)
    #5
    Resource (Provided)
    Free software for composing in Just intonation · TUNING COMPARISON: Cm · G# · Cm - E12, E17, E19, E26, E31, E34, E46, E50, E53 · Guitar Music Theory App/Resource (Free, no ads!)
    3

Product recommendations

  • music theory books
    7 posts in the past month
    1. Can anyone recommend good books of music theory?
    2. What are some top recommended books for practical jazz Harmony?
    3. Could anyone recommend any beginner-friendly books about harmony and composition?
    #1
    music theory books
    Can anyone recommend good books of music theory? · What are some top recommended books for practical jazz Harmony? · Could anyone recommend any beginner-friendly books about harmony and composition?
    7
  • music theory online course
    2 posts in the past month
    1. Can anyone recommend me an online teacher for music composition?
    2. Can someone recommend a music theory online course with exams/tests?
    #2
    music theory online course
    Can anyone recommend me an online teacher for music composition? · Can someone recommend a music theory online course with exams/tests?
    2
  • music composition resources
    2 posts in the past month
    1. What are the best free music composition apps that I can get for phone?
    2. Can anyone recommend good resources for beginning to learn music composition?
    #3
    music composition resources
    What are the best free music composition apps that I can get for phone? · Can anyone recommend good resources for beginning to learn music composition?
    2
View full analysis on GummySearchSynced 7/30/2026

Frequently asked questions

Who is r/musictheory for?
Best for Music Lovers enthusiasts looking for a Reddit-based community with forum discussion.
Is r/musictheory free to join?
This listing is not marked as paid-only. Access rules and any fees are decided by the community.
How many members does r/musictheory have?
Roughly 711K members, based on figures reported by the community or its host. Member counts are approximate and change over time.
What platform is r/musictheory on?
r/musictheory runs on Reddit. Reddit communities (or "subreddits") are forum-based groups on the popular social news aggregation, web content rating, and discussion website Reddit. Reddit is commonly known as "the front page of the internet". Users submit content to the site such as links, text posts, and images, which are then voted up or down and discussed by other members. From investing Reddit communities, to professional ones, to ones just for laughs, you're likely to find a community for you on Reddit.
What topics does r/musictheory cover?
On the Hive Index, r/musictheory is organized under Music Lovers.
How do I join r/musictheory?
You can join r/musictheory by clicking this link, or pressing the "Go to community" button above.
What are the Music communities like?
One of the larger topic areas on the site, covering music production, instruments, genres, and the business of the industry. Discord hosts communities for producers, beatmakers, and musicians at every level, Reddit has massive communities for genre-specific discussion, and dedicated platforms serve niche interests from jazz theory to synth collecting.
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Monthly Stats

9
Views /mo
(+80%)
8
Visitors /mo
(+60%)
0
Referrals /mo

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