Jack Gruber
Known for
Aria – Music Notation Editor
Aria – Music Notation Editor1app4.9(22)Music
Snapshot
Rivals analysis in progress
Portfolio
Free 11
app
Music1
Last updated
Aria – Music Notation Editor
v5.3
10d ago
Publisher DNA
What defines Jack Gruber?
AI intelligence is not yet available for Jack Gruber. The portfolio data below is up to date.
Portfolio
What does Jack Gruber ship?
Apps
1 app analysed
Touch-based notation controls reduce mobile-creation friction
- Note entry mechanics feel natural and intuitive for users without requiring external tutorials or help
- Lack of UI polish in specific sub-menus creates friction during complex score editing tasks
Single-market publisher, every app ships only to United States.
Based on 1 of 1 app with localized market data · last scanned .
Americas (1)
- United States1 / 1
Core markets (1/1 apps)
United States
User Sentiment
How do users feel about their apps?
1
Positive apps
0
Neutral / mixed
0
Negative apps
85/100
Avg sentiment score
Frequently asked questions
How many apps does Jack Gruber publish?
Jack Gruber has 1 app tracked by Marlvel, primarily in the Music category.
What kind of apps does Jack Gruber make?
Jack Gruber's portfolio is concentrated in Music, with an average rating of 4.9/5 across rated apps.
What is Jack Gruber's top app?
By review volume across the portfolio, Aria – Music Notation Editor is Jack Gruber's best-known app tracked by Marlvel.
In how many countries are Jack Gruber's apps available?
Marlvel has tracked Jack Gruber's apps across 1 country.
