musictheory.net
Ranked 6 of 7 music learning apps by recommenders
People recommend it as a well-stocked place to learn music theory through interactive lessons and exercises. The mobile version is iOS only.
People recommend it as a well-stocked place to learn music theory through interactive lessons and exercises. The mobile version is iOS only.
6 people gave an opinion
- recommend it
- 6
- criticize it
- 0
- approval share
- 100%
Recommended in 2 of 13 months
- November 2025: not recommended
- December 2025: not recommended
- January 2026: not recommended
- February 2026: not recommended
- March 2026: not recommended
- April 2026: not recommended
- May 2026: not recommended
- June 2026: recommended
- July 2026: not recommended
- August 2026: not recommended
- September 2026: recommended
- October 2026: not recommended
- November 2026: not recommended (month in progress)
Why it doesn’t carry the badge
- 6 people recommend itNeeds 10 or more, not met.
- Nobody criticizes itNeeds 2 to 1 or better, met.
- Recommended in 2 of 13 monthsNeeds 4 or more, not met.
The same three rules apply to every product, and the badge can’t be bought. How the badge works
What people say about it
The reasons people give, with the number of comments that give each one. Open a reason to read what they said.
Why people recommend it
Each mark is one comment
Robust lessons and interactive exercises
“depending on the subject, I've created tools that function as little mini games, and have added test cards with spaced repetition”
Comment from 28 Jun 2026 in “Turning music into a chore is how I became a musician” “This one has this nice chord progression excercise.”
Comment from 12 Jun 2026 in “Ear Training Practice Exercises” “has a very robust set of exercises and lessons”
Comment from 12 Jun 2026 in “Ear Training Practice Exercises” Good for music theory basics
“If you want to learn the mumbo-jumbo other commenters are using freely”
Comment from 22 Jun 2026 in “Show HN: Teach your kids absolute (perfect) pitch” “I just think it's a very good resource for Music Theory 101”
Comment from 6 Sep 2026 in “Music Theory for Programmers”
What people warn about
Each mark is one comment
Mobile version is iOS only
“their mobile version is for iOS only”
Comment from 23 Jun 2026 in “Show HN: Teach your kids absolute (perfect) pitch”
Other music learning apps people recommend
The four most recommended other music learning apps, with the same counts for each, so you can compare like for like. The tick on each bar marks the 2 to 1 line the badge needs.
| Product | Recommend | Criticize | Approval | Months | Owned | Badge |
|---|---|---|---|---|---|---|
| Piano by ear memory game | 35 | 17 | 67% | 4 | — | Approved |
| OnKey | 23 | 4 | 85% | 1 | — | — |
| Music Theory for Programmers | 13 | 4 | 76% | 2 | — | — |
| Soundslice | 9 | 0 | 100% | 5 | — | — |
| musictheory.netThis page | 6 | 0 | 100% | 2 | — | — |
What people said
All 6 comments that mention it, newest first. Each links to the original comment.
“I just think it's a very good resource for Music Theory 101”
“depending on the subject, I've created tools that function as little mini games, and have added test cards with spaced repetition”
“their mobile version is for iOS only”
“If you want to learn the mumbo-jumbo other commenters are using freely”
“has a very robust set of exercises and lessons”
“This one has this nice chord progression excercise.”
Counts come from 1,795,640 Hacker News comments, November 2025 to November 2026. How we count. Report a mistake.