What is Rina Katrina's top app?

Based on user sentiment and following across the portfolio, Color Blindness Test Ishihara stands out as Rina Katrina's flagship app tracked by Marlvel.

In how many countries are Rina Katrina's apps available?

Marlvel has tracked Rina Katrina's apps across 1 country.

Rina Katrina

Known for

Color Blindness Test Ishihara

1app

Active nemesis

Vincent Fiorentini

Portfolio

Free 1

app

Medical1

Last updated

Color Blindness Test Ishihara

v1.1.0

1.2y ago

Publisher DNA

AI intelligence is not yet available for Rina Katrina. The portfolio data below is up to date.

Top niches they play in

Vision Testing Monitors1 app

Explore the Vision Testing Monitors niche

See every app competing in Rina Katrina's strongest niche.

Go deeper

Portfolio

Apps

1 app analysed

Sort by

Color Blindness Test Ishihara

3.0(1)

View Intel →

Color Blindness Test Ishihara screenshot 1

Color Blindness Test Ishihara screenshot 2

Color Blindness Test Ishihara screenshot 3

Free-to-use model removes friction for initial acquisition

Professional screening mode provides specialized clinical utility
Static testing utility lacks daily-use retention loops

User sentiment

User-sentiment analysis coming soon.

Rivals

The rivals identified

Nemeses(1)

Vincent Fiorentini

known forColor Blind Pal

1 app

So what?

Strategic outlook coming soon.

Frequently asked questions

How many apps does Rina Katrina publish?

Rina Katrina has 1 app tracked by Marlvel, primarily in the Medical category.

What kind of apps does Rina Katrina make?

Rina Katrina's portfolio is concentrated in Medical, with an average rating of 3.0/5 across rated apps.

Rina Katrina