Big binary clock icon
Cassette Gold icon
Classic Games Collection + icon
+10

Alexander Rutkowskij

For general users seeking practical utility tools and music listeners who value nostalgic, retro-themed design for their existing libraries.

13apps3.3(1.6K) Multi-theme

Snapshot

Who is Alexander Rutkowskij?

Providing utility and nostalgia through a collection of specialized tools and retro-styled music players. Simplifying daily tasks and media playback with focused, gesture-based interfaces.

Target audience

General users seeking practical utility toolsMusic listeners who value nostalgicRetro-themed design for their existing libraries

Active nemesis

HUMAN DATA SG PTE

Other rivals

Portfolio

Free 7
13
apps
Lifestyle4
Music4
Utilities2
Education1

Last updated

Random Number Generator +

v3.5

1.2y ago

Intense

Publisher DNA

What defines Alexander Rutkowskij?

Publisher DNA

Primary focus

Utility tools and retro-themed music player emulators

Scale

studio

Target audience

General users seeking practical utility tools and music listeners who value nostalgic, retro-themed design for their existing libraries.

Signature Patterns

  • •Consistent use of retro, tactile-inspired visual interfaces for music playback
  • •Focus on gesture-based controls for simplified user interaction
  • •Integration with existing Apple Music libraries for media apps
  • •Utility apps designed for high-frequency, short-session tasks
  • •Predominantly free-to-use monetization model across the portfolio
Intense

Portfolio momentum

Released 12 updates across 13 apps in the last 6 months, indicating a high-frequency maintenance and development cycle.

Last release 19d agoActive apps 13

Portfolio

What does Alexander Rutkowskij ship?

Apps

13 apps analysed

Single-market publisher, every app ships only to United States.

Based on 3 of 13 apps with localized market data, more coverage rolling in as scans complete · last scanned .

Americas (1)

  • United States3 / 3

Core markets (3/3 apps)

United States

Rivals

Who does Alexander Rutkowskij compete with?

The rivals identified

Nemeses(3)

HUMAN DATA SG PTE

known forHuge Digital Clock - Bed Side

1 app4.0Lifestyle

Both apps compete for the same bedside and desk utility real estate, targeting users who require a dedicated timekeeping display on mobile devices.

Kazuki Awasawa

known forSepiaPod - Retro Music Player

1 app4.7Music

Both apps target the same niche of users seeking retro-themed interfaces for their existing Apple Music libraries. They compete directly for the same audience by offering nostalgic visual skins for standard music playback.

Volodymyr Yahenskyi

known forRandom Number Generator. RNG

1 app4.6Lifestyle

Both apps target the same utility-seeking audience for tabletop gaming and decision-making, with direct overlap in lottery simulation and randomization features.

Contenders(27)

8 Bit Code

known forBinary Geek Clock

1 app4.3Lifestyle

Both applications target the same niche of binary timekeeping enthusiasts by offering specialized clock displays for technical users.

Aaron F Stephenson

known forBinary Clock Time

1 app3.6Lifestyle

Both applications target the same niche audience interested in binary timekeeping and share the core functionality of a binary time display.

AFKSoft

known forTrue Binary Clock Free

1 app3.9Lifestyle

Both applications target the niche binary clock audience with free, minimalist timekeeping utilities that prioritize technical display formats over standard digital clocks.

Asif Newaz

known forDice Roller 3D: RPG & Board

1 app5.0Lifestyle

Both apps target tabletop gamers and users needing quick randomization, with overlapping functionality in dice rolling and random number generation.

Astrologic Games LTDA

known forBig Time Digital Clock

1 app0.0Lifestyle

Both applications compete for the same utility clock category on mobile devices, targeting users who want to customize their timekeeping display.

Barys Bandarenko

known forMP95 Hi-Res Retro Music Player

1 app4.8Music

Both apps target users seeking retro-themed music playback interfaces, though they diverge on source material by prioritizing Apple Music libraries versus local file playback.

BeanOX

known forBinary Clock - Analog

1 app5.0Lifestyle

Both apps target the niche binary timekeeping market, competing for users seeking technical or educational clock displays.

Burak Can INCE

known forRandom Number Generator: RNG+

1 app0.0Lifestyle

Both apps target users needing random number generation for games and decision-making, competing for the same utility-focused audience.

Chun Wong

known forAppStash: Dice Roller

1 app0.0Lifestyle

Both apps target tabletop gamers and users needing quick randomization tools, competing directly for the same utility-focused user base.

Daisuke Oide

known forRokkaku Music Player

1 app4.7Music

Both apps target users seeking retro-themed visual skins for Apple Music libraries, competing directly for the same niche aesthetic preference.

Discovolos

known forPlatinum Album Music Player

1 app4.5Music

Both apps compete for music enthusiasts seeking specialized visual interfaces to replace the default iOS music player, directly targeting the same user base interested in alternative browsing experiences.

Giuseppe Cigala

known forMusic Player

2 apps2.2Music

Both apps target users seeking stylized, gesture-based interfaces for existing music libraries, competing for the same niche of visual-first playback experiences.

Javid Multani

known forFlip Clock - Display Time

1 app4.5Lifestyle

Both apps compete for the same desk clock utility segment, targeting users looking for a persistent time display for their workspace or nightstand.

Joseph Hale

known forBinary Clock by jhale.dev

1 app4.5Lifestyle

Both apps serve the same technical audience by providing binary time displays and open-source codebases.

Kevin Horvath

known forRandom Number Generator - Easy

1 app4.8Lifestyle

Both apps compete for the same utility-focused audience by offering free, highly-rated tools for random number generation and decision-making.

Leszek Szary

known forHacker Clock - Green Matrix

1 app4.5Lifestyle

Both applications target the same niche of tech enthusiasts seeking non-traditional, aesthetic desk clock displays for their devices.

Minseong Kim

known forRANDOMI: random selector

1 app4.0Lifestyle

Both applications serve users requiring randomization tools, with overlapping functionality in number generation and list-based item selection.

Nicholas Dean

known forThe Random Number Generator!

1 app4.8Lifestyle

Users report: Both applications target the same user base for random selection tasks and share a free, high-rated utility profile. They compete directly for users seeking simple, ad-free tools for raffles and decision-making.

PIX3L DESIGN STUDIO

known forCassoFlow - Retro music player

1 app4.4Music

Both applications target music enthusiasts through retro cassette aesthetics, competing for the same user base interested in nostalgic playback interfaces.

Pixel Plant

known forBinary Time Widget

1 app4.3Lifestyle

Both applications target the niche binary timekeeping market, competing directly for users seeking specialized clock displays.

Saren Inden

known forMPx Player

1 app3.9Music

Both apps target users seeking nostalgic music playback experiences by mimicking hardware interfaces from the past.

Stuck at Home

known forRandom Number Generator App!

1 app4.3Lifestyle

Both applications target users requiring quick randomization for gaming and prize draws, competing directly for the same utility-focused audience.

Umbrella Software Development

known forDeliTape - Deluxe Cassette Player

2 apps5.0Music

Both apps target the retro cassette player aesthetic for music playback, directly competing for users seeking nostalgic interface designs on iOS.

Vicki Partridge

known forDice Roller Pro!

2 apps4.6Lifestyle

Targets the same RPG audience as the source app using tactile motion interactions.

Wayne Perry

known forRandom Number App

1 app4.2Lifestyle

Both apps target gamers and decision-makers with free, specialized randomization tools. They compete directly for the same utility-focused user base seeking quick number generation and dice rolling.

Wyllys Ingersoll

known forBinary-Clock

1 app3.7Lifestyle

Both apps target the same niche audience of binary logic enthusiasts by providing free, educational timekeeping utilities that visualize binary number systems.

志超 杨

known forUltraPod: Retro Music Player

1 app4.7Music

Both apps target users seeking retro-themed interfaces for music playback, with UltraPod competing for the same Apple Music user base while adding local file and server support.

Same space(40)

Adam Brucker

known forSoju Tape

1 app0.0Music

This app shares the cassette-themed aesthetic of Cassette Gold but pivots the utility toward audio recording and sound design.

Aleksandr Alekseev

known forRandom: Number generator

1 app4.5Lifestyle

Provides a simple, multi-purpose randomizer similar to the core functionality of the source app.

Audiobus Pty

known forVHS Synth | 80s Synthwave

1 app4.0Music

While Cassette Gold focuses on visual nostalgia, this app provides a functional sonic alternative for producers seeking authentic hardware-modeled lo-fi textures.

Caelum Audio

known forTape Cassette 2

1 app4.7Music

This app complements the Cassette Gold aesthetic by providing the actual audio processing tools required to create the lo-fi tape sound.

Chia-Chun Hsieh

known forLucky Draw - Random Picker

1 app4.8Lifestyle

Provides a simplified decision-making tool for users who find the source app too complex.

DataX Power

known forDice Roller: Random Roller

1 app4.3Lifestyle

Replicates the dice rolling utility of the source app with a focus on sensory feedback.

DejaWorks

known forBinary Watch | Clock & Widget

1 app4.5Lifestyle

This is a direct functional peer that shares the binary-coded timekeeping focus while adding platform-specific widget and watch complications.

Elisa Cano

known for60s 70s 80s Music

2 apps3.0Music

This app targets the same retro-music audience as Cassette Gold but relies on radio streaming rather than local library playback.

Ergodic Technologies Bilisim Limited Sirketi

known forRandom Number Generator Max

1 app5.0Lifestyle

Provides a dedicated number generation utility for bingo and tombola games.

Eric Lutz

known forDungeon Dice - RPG Dice Roller

1 app4.7Lifestyle

Provides a distraction-free alternative to the source app for tabletop gaming sessions.

Harry Foster

known forDice Roller!

1 app4.6Lifestyle

Competes for the same casual tabletop users by offering haptic feedback and custom ranges.

HUYNH DUONG VAN

known forDice Roller - Dice Challenge

1 app2.0Lifestyle

Offers a dice simulation alternative for quick decision-making and gaming.

Joseph Sample

known forTabletop Dice Roller

1 app4.4Lifestyle

Focuses on physics-based simulation for tabletop gamers who prefer ad-free tools.

Juicestand

known for80s Music Free - Songs, Radio & Greatest Hits

1 app3.4Music

This app targets the same 80s-nostalgia demographic as Cassette Gold but focuses on radio streaming rather than local library playback.

Julius Bjerrekaer

known forRandom Picker: Name Wheel

1 app5.0Lifestyle

Expands on the decision-making utility of the source app with group and pairing features.

Kalren Zhurov

known forMusic Player : Offline Videos

1 app4.5Music

This app provides a basic, lightweight alternative for users who prioritize simple file management over the nostalgic 80s aesthetic of Cassette Gold.

Klevgränd produkter AB

known forDAW Cassette

1 app4.6Music

This app provides a professional-grade audio effect for users who want to apply the tape-deck sound to their own music mixes.

Komorebi

known forWheel +: Spin Roulette Picker

1 app4.8Lifestyle

Offers a decision-making alternative to the source app for party and raffle use cases.

Krypt

known forHuge Digital Clock Pro

1 app3.8Lifestyle

This app serves the same desk-clock audience as Big binary clock but emphasizes audio-based time announcements and large-format digital readability.

Lukas Lubbe

known forDice Dice

1 app4.6Lifestyle

Serves the same tabletop gaming segment as the source app but focuses on 3D aesthetics and saved sets.

MATEUSZ MIKULSKI

known forDice app - Just roll

1 app4.7Lifestyle

Targets the same tabletop community as the source app with specialized probability tools.

Max-Joseph Krempl

known forClock – Simple & Customizable

1 app4.4Lifestyle

This app targets the same desk-clock utility segment as Big binary clock but focuses on high-precision digital displays rather than binary logic.

Minseo Kwon

known forRandom Picker

1 app4.8Lifestyle

Expands on the source app utility by adding social and gesture-based decision tools.

Mixed Reality Lab, University of Nottingham

known forBedtime Clock - No Fuss

1 app4.0Lifestyle

This app occupies the same nightstand-utility space as Big binary clock, prioritizing simple, distraction-free interactions over technical complexity.

Mykyta Ivaniushchenko

known forTapeBoy: Retro Cassette Player

1 app4.4Music

This app is a direct functional peer to Cassette Gold, offering real-time cassette deck simulation for streaming libraries.

Nicholas Counts

known forLoopette: Cassette Tape Looper

1 app0.0Music

This app provides the tactile, cassette-inspired interaction of Cassette Gold but adds creative sampling and looping capabilities.

Nina Maibach

known for80s - 90s mega music hits player - Tune in to the best radio hits of the awesome 80's top 100 songs plus Rock and Pop

1 app2.6Music

This app shares the 80s-nostalgia focus of Cassette Gold but provides a radio-streaming experience with added utility features like alarms.

Patrick OShaughnessy

known forNiteTime Clock

1 app4.0Lifestyle

This app competes for the same nightstand-utility usage as Big binary clock, focusing on screen-burn protection and display customization.

Pixel Works Software SRL

known forNice Dice Roller 3D

1 app4.4Lifestyle

Offers game-specific modes for backgammon and Pig alongside standard dice rolling.

RealTech VR

known forRMP - Retro Music Player

1 appMusic

This app serves a niche subset of the music-player audience, focusing on historical tracker formats rather than modern library emulation.

Red Knight Interactive

known forLottery Results - Ticket alert

1 app4.6Lifestyle

Complements the lottery simulation in the source app by providing real-time tracking for actual lottery draws.

sixpolys

known forBinary Clock Widget

1 app2.5Lifestyle

This app is a direct competitor in the binary timekeeping niche, offering similar widget-based functionality for enthusiasts.

Stijn Aa

known forDice - Simple Roller

1 app4.9Lifestyle

Serves as a backup tool for missing physical dice, mirroring the dice utility in the source app.

Toby Coulstock

known forDice Ex Machina

1 app4.4Lifestyle

Targets power users of the source app who need to manage complex combat encounters.

Uniqo Lab.

known forDice Roller ►

1 app4.4Lifestyle

Targets the same board game audience as the source app but uses physics-based simulation.

VOICU CONSTANTIN

known for80s Music Radio ONLINE FULL from the Eighties

1 app1.0Music

This app targets the same 80s-nostalgia audience as Cassette Gold but focuses on low-bandwidth radio streaming for constrained environments.

Will Cunane

known forDnD Dice Roll

1 app5.0Lifestyle

Offers a basic dice utility for tabletop gamers that mirrors the dice roller in the source app.

Y. MOCHIDUKI

known forSpectrum - Music Visualizer

1 app2.8Music

This app serves the same visual-accompaniment segment as Cassette Gold, though it focuses on reactive audio effects rather than interface skinning.

Yuuki Shimizu

known forSmart Digital & Analog Clock

1 app5.0Lifestyle

This app targets the same desk-bound user base as Big binary clock, providing a more traditional, distraction-free timekeeping interface.

友财 徐

known forMusic Player - Music Widget

1 app4.4Music

This app targets the same retro-aesthetic audience as Cassette Gold but shifts the interaction model from a full-screen player to desktop widgets.

New entrants(1)

Appnics

known forMusic Visualizer: LIQUIDWAVE

1 app0.0Music

This app provides a high-fidelity visual accompaniment for music, serving the same visual-utility segment as Cassette Gold.

The Analyst's Read

The bottom line on Alexander Rutkowskij

Bottom line

Alexander Rutkowskij operates a high-velocity studio that effectively bridges the gap between functional utility and aesthetic-driven music apps. The portfolio demonstrates strong product-market fit in niche categories, particularly through its consistent application of retro design language.

Frequently asked questions

How many apps does Alexander Rutkowskij publish?
Alexander Rutkowskij has 13 apps tracked by Marlvel, primarily in the Lifestyle category.
What kind of apps does Alexander Rutkowskij make?
Alexander Rutkowskij's portfolio is concentrated in Lifestyle and Music, with an average rating of 3.3/5 across rated apps.
What is Alexander Rutkowskij's top app?
By review volume across the portfolio, Random Number Generator + is Alexander Rutkowskij's best-known app tracked by Marlvel.
In how many countries are Alexander Rutkowskij's apps available?
Marlvel has tracked Alexander Rutkowskij's apps across 1 country.

What fed this analysis

Apps analyzed:
13
With full intel:
0
With overview:
13
Website scraped:
yes
Social presence:
no

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Alexander Rutkowskij, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Alexander Rutkowskij intelligence.” Updated 2026-05-07. https://marlvel.ai/publishers/alexander-rutkowskij

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Data licensed under CC-BY-NC 4.0