jAMSKOOL
jAMSKOOL is a set of six music-training apps for musicians and curious listeners who want to build understanding and improve their musical skills.
What jAMSKOOL is
jAMSKOOL is a set of six music-training apps for musicians and curious listeners who want to build understanding and improve their musical skills. Ear Trainer offers 12 listening and singing quizzes, microphone pitch scoring, three difficulty levels, study mode, and progress tracking. Sing Trainer uses random-note, scale, and arpeggio exercises with pitch feedback and voice-range calibration. Polarity combines tonal meditation sessions with a chord builder, library, journal, and quizzes. Build is a chord-tone identification game with five timed rounds, three difficulty levels, and a global leaderboard. The kIDS app has seven ear-training quizzes, a pass-the-phone Party Mode, and a Random Notes mini-game. The apps are available for Android and iOS. Free options are available, and paid unlocks are one-time purchases: Build costs $2.99, paid once, kIDS $4.99, paid once, Sing Trainer’s full unlock $9.99, paid once, and Ear Trainer’s full unlock $14.99, paid once. Polarity is listed as free, with an unlock noted at $14.99 USD and no billing term specified. Ear Trainer says it processes audio on-device and stores progress locally; kIDS says it has no accounts, ads, or data collection.
Good
- Six apps cover several music-training approaches
- Ear Trainer includes 12 quizzes and progress tracking
- Sing Trainer provides real-time pitch feedback
- kIDS offers a pass-the-phone Party Mode
- Ear Trainer and kIDS describe privacy protections
Watch out
- Some features require one-time paid unlocks
- Polarity’s unlock billing term is unspecified
- Available platforms are Android and iOS
Who it suits
The collection suits musicians and learners who want listening, singing, chord, or tonal exercises on a phone. Ear Trainer is described as suited to teachers and serious students, while kIDS is designed for children and use at home, in classrooms, or on car rides.
Verdict
jAMSKOOL offers distinct apps for ear training, singing, chord recognition, and tonal exploration, with free options and paid unlocks. The individual app focus and purchase details are worth checking before choosing which tools fit your practice.
Plans and prices
From jAMSKOOL's own pricing page, checked 11 Oct 2026.
| Plan | Price | What it gives you |
|---|---|---|
| Polarity — Free download | Free | Free download; page says “Unlock for $14.99 USD” but does not specify billing term |
| Ear Trainer — Free | Free | Guess the Interval · Guess the Chord Quality · Sing Intervals |
| Sing Trainer — Free | Free | All exercises at easy difficulty · Real-time pitch feedback · Voice calibration |
| Build | $2.99, paid once | Two- and three-tone modes · Three difficulty levels · Soft and Hard modes · World leaderboard · Personal best tracking · All future updates · one-time |
| kIDS | $4.99, paid once | All 7 quizzes · All difficulty levels · Party Mode · Random Notes mini-game · All future updates · one-time |
| Sing Trainer — Unlock everything | $9.99, paid once | Medium and hard difficulty levels · Unlimited progress tracking · All future updates · one-time |
| Ear Trainer — Unlock everything | $14.99, paid once | All remaining 9 quizzes · Party Mode · All difficulty levels and progress tracking · All future updates · one-time |
The facts
Each one read from jAMSKOOL's own pages, with the date it was checked.
What it does
- Audience
- The maker says Ear Trainer is built for musicians and describes its customizable settings as suited to teachers and serious students.checked 11 Oct 2026
- Build
- Build is an ear-training game where players identify chord tones across five timed rounds, with three difficulty levels and a global leaderboard.checked 11 Oct 2026
- Child safety
- kIDS says it has no accounts, ads, third-party SDKs, in-app purchases, external links, social features, or data collection, and that microphone audio is processed on-device.checked 11 Oct 2026
- Consulting
- The maker offers remote, worldwide private music-theory and ear-training sessions for working musicians.checked 11 Oct 2026
- Ear Trainer
- Ear Trainer provides 12 listening and singing quizzes with real-time microphone pitch scoring, three difficulty levels, study mode, and progress tracking.checked 11 Oct 2026
- kIDS
- kIDS offers seven ear-training quizzes, pass-the-phone Party Mode, and a Random Notes mini-game, with three difficulty levels.checked 11 Oct 2026
- Kids audience
- The maker describes kIDS as ear training for children, designed for play at home, in classrooms, and on car rides.checked 11 Oct 2026
- Polarity
- Polarity is described as a tonal meditation app with interval-polarity, chord-gravity, and scale-field sessions, plus a chord builder, library, journal, and quizzes.checked 11 Oct 2026
- Privacy
- Build says its optional leaderboard uses a randomly generated user ID, chosen display name, and round times; in Soft mode, nothing leaves the device.checked 11 Oct 2026
- Product
- jAMSKOOL describes itself as six music-training apps for musicians and curious listeners who want to understand music and improve at making it.checked 11 Oct 2026
- Sing Trainer
- Sing Trainer provides random-note, scale, and arpeggio exercises with real-time pitch feedback and voice-range calibration.checked 11 Oct 2026
- Support
- The site lists [email protected] as its contact email.checked 11 Oct 2026
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