DEVELOPERS / UNITED STATES
App Store public-data view · profile unclaimed
Jumpei Adachi top app icon
#330 · UNITED STATES

Jumpei Adachi

Music 22% Utilities 22% Reference 22% +3 more
IR RATE
1,281
★ AVG
4.70
REVIEWS
614
APPS
9
PORTFOLIO INSIGHTS
MOST REVIEWED
Rhythm Learning
304 reviews
TOP RATED
Rhythm Learning
★ 4.70 · 304
AVG REVIEWS / APP
68
across 9 rated apps
ACTIVE / TOTAL
9 / 9
100% still shipping
CATEGORIES BUILT
Music
2 · 22%
Utilities
2 · 22%
Reference
2 · 22%
Education
1 · 11%
Productivity
1 · 11%
Photo & Video
1 · 11%
/ PORTFOLIO

9 apps

Music
Rhythm Learning
Jumpei Adachi
Education
Soroban Training
Jumpei Adachi
Productivity
Plane Notes
Jumpei Adachi
Utilities
Staff Notebooks
Jumpei Adachi
Music
Piano Chord Memorization
Jumpei Adachi
Photo & Video
Images Comparison
Jumpei Adachi
Reference
Furigana Extension
Jumpei Adachi
Utilities
Life-Size Ruler
Jumpei Adachi
Reference
Pinyin Extension
Jumpei Adachi
PORTFOLIO SIGNAL
—
0IDEA
0CRAFT
0RESPECT

Summed across this developer's apps

PEER SIGNAL
FACT SHEET
CATEGORY
Music
REGION
United States
APP_COUNT
9 (9 active)
LAST UPDATE
2026/03/22
DEVELOPER PAGE
App Store ↗
/ FOR Jumpei Adachi

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