Chords: intervals and scales is a music theory trainer for piano, guitar, and ukulele students that uses MIDI and microphone input to verify practice accuracy.
The App DNA
What makes this app unique?
The app removes the need for a human teacher to verify basic note and interval recognition by providing instant, hardware-based feedback on student performance.
For Music students and hobbyists learning piano, guitar, or ukulele who want to master music theory and ear training.
What does it look like?
Key features
Connects external MIDI hardware to practice piano chords and scales
Analyzes audio input via microphone to verify guitar or ukulele chord accuracy
Structured drills for musical intervals, chord construction, and scale modes
How much does it cost?
The app is currently free with no visible subscription or IAP gates, missing potential revenue from users willing to pay for ad removal.
Velocity
Dormant developmentopaqueShow more...
The app has reached a zombie state, with no new feature builds or maintenance updates released in over 31 months. The last recorded activity occurred in January 2024, and there is no evidence of ongoing development or support. The lack of updates over this extended period indicates the project is no longer actively maintained.
Who built it?
Alexey Ovod
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Solfa: learn musical notes.
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Ears to Hear
Hearing: ear training. Piano.
Ear training: notes and chords
Solfa: learn music notes.
Rhythm Pro: tempo trainer.User Sentiment
What do users think recently?
Recent user voice shows a mixed sentiment. Users appreciate the note naming system allows users to choose between multiple notation standards like do-re-mi.
How are ratings & reviews evolving?
What users say, by theme
- The note naming system allows users to choose between multiple notation standards like Do-Re-Mi
- Scale exercises fail to play the tonic note, which confuses ear training and modal learning
5 of 5 recent reviews analyzed · limited sample
Read the full review analysisUnlock 2 more frustration themes and 2 user requests, each backed by review evidence.
Access the full report for freeCompetition
Competitive landscape for Chords: intervals and scales
How's the Music market?
Chords: intervals and scales holds a 4.59-star rating across 56 total ratings, indicating a satisfied but small user base. The lack of updates for over 962 days signals a stagnant position relative to active music education tools.
Read the market outlookThe rivals identified
Unlock the deeper market read.
Access the full report for freeThe Analyst's Read
Key takeaways for Chords: intervals and scales
Where is it heading?
The music education category is shifting toward gamified, mobile-first experiences that prioritize user retention through frequent content updates. Chords: intervals and scales remains static, and its failure to address basic user requests regarding scoring and ad-removal will likely accelerate its decline in the coming quarters.
- The 962-day update gap indicates the app is in maintenance mode, which will lead to gradual user attrition as competitors release modern features.
- Strict scoring logic and lack of difficulty scaling frustrate users, which compounds the churn risk already present due to the lack of new content.
The SWOT
- MIDI hardware integration provides objective accuracy verification
- Microphone input enables real-time guitar and ukulele feedback
- Implementing a paid ad-free tier would monetize the existing user base
- Adding scale degree labels would address specific user feature requests
Next best moves
Ship a paid ad-free tier because users explicitly request it in reviews → increase revenue
+ 1 more prioritized moveThe counter-intuitive read
The app's lack of updates is its primary risk…
Read the full takeSince the last report: The competitive outlook has shifted from stable to declining, as the prolonged 962-day development gap is now categorized as a direct threat to long-term market viability.
Bottom line
Chords: intervals and scales offers a unique hardware-based feedback loop, but the lack of development cadence threatens its long-term viability. Monetizing the ad-free experience would unlock revenue from the existing user base while the core scoring logic requires adjustment to prevent churn.
Unlock 2 critical frictions, 2 market threats, 1 more prioritized move and the analyst’s take.
Access the full report for freeFAQ
Is Chords: intervals and scales suitable for beginners?
Does Chords: intervals and scales have an ad-free version?
What instruments can I practice with this app?
Sources
Report last updated