Vocal Scale Trainer PRO 15 Downloads & RevenueVocal Scale Trainer PRO 15 · App Store
Vocal Scale Trainer PRO 15 is #102 in Music Paid in Japan and charting in 1 of 30 countries we track.
Updated 8 Nov 2026 · rankings refresh through the day
DeveloperZEN APP
CategoryMusic
Price500 JPY
Released
Rating★ 0.0 (0)
Version1.0
Age rating4+
First seen by us
24 Oct 2026
24 Oct 2026Installs (est.)500+ worldwide
Vocal Scale Trainer PRO 15 update history & changes
Last change · 5 events since 28 Nov 2022Full timeline ↓📈Entered the top 100📈Charting in a new country🆕First spotted by AppInsider🆕Released on the App Store
Full timeline · 4 events in the last 12 months
- 📈Vocal Scale Trainer PRO 15 entered the top 100Top Paid · Music · JP
- 📈Vocal Scale Trainer PRO 15 charting in a new countryJapan
- 🆕Vocal Scale Trainer PRO 15 first spotted by AppInsider#30 in Top Paid · All Apps · Poland
- 🆕Vocal Scale Trainer PRO 15 released on the App Store
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Rating
0.0 ★
0 ratings
Measured
Best rank now
#102
Music PaidMeasured
Vocal Scale Trainer PRO 15 on the App Store
App details
App ID
1644013001
Publisher
ZEN APP
On the store since
Mar 2023
3 years on the store
Minimum OS
iOS 15.0+
iPhone 6s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
15
AR DA NL EN FR DE IT JA KO RU ZH ES …
Size
6 MB
Also listed in
Utilities
Vocal Scale Trainer PRO 15 downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. App Store downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Business model: Ad-led
How Vocal Scale Trainer PRO 15 makes money: subscriptions, one-off purchases and ads.
Ads · 14 ad networks
Ads
/mo
of revenue
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Japan | MusicPaid | #102 |
Apps near Vocal Scale Trainer PRO 15 on the chart
Music Paid, around #102.
Ratings
App Store, worldwide.
Rating
0.0 ★
0 ratings
Measured
Ratings
0
Measured
About Vocal Scale Trainer PRO 15
This application is used to check and practice the pitch of your singing voice. It can also be used for tuning musical instruments and composing music. Try the beautiful ZEN-themed UI design with no waste and the refined usability of version after version.
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A wide variety of musical scales
Metronome
Recording
Color theme
Pitch adjustment
Keyboard scales
Change keyboard labels (CDE, Do Re Mi, etc.)
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Major Scale
Minor Scale
Pentatonic Scale
Pentatonic Minor Scale
Harmonic Minor Scale
Melodic Minor Scale
Whole Tone Scale
Major Blues Scale
Minor Blues Scale
Spanish Scale
Yonanuki Minor Scale
Ryukyu Scale
----
A wide variety of musical scales
Metronome
Recording
Color theme
Pitch adjustment
Keyboard scales
Change keyboard labels (CDE, Do Re Mi, etc.)
----
Major Scale
Minor Scale
Pentatonic Scale
Pentatonic Minor Scale
Harmonic Minor Scale
Melodic Minor Scale
Whole Tone Scale
Major Blues Scale
Minor Blues Scale
Spanish Scale
Yonanuki Minor Scale
Ryukyu Scale
Latest updates
1.0
