Mobile studio · Games & apps for Google Play

We build games
& apps people keep
on their phones.

RAYANGY IMMOBILIER is a web studio that designs, develops and publishes mobile games and Android applications for Google Play — from the first sketch to the top charts.

A smartphone with a miniature game world bursting from its screen
titles shipped
40+
Play Store installs
12M
average rating
4.6★
building for Android
8 yrs
Puzzle Arcade Runner Idle Utility Fitness Education Kotlin Unity Google Play Puzzle Arcade Runner Idle Utility Fitness Education Kotlin Unity Google Play

What we do

Everything it takes to ship on Google Play.

01

Mobile games

Casual, hyper-casual and mid-core games — from first prototype to live operations, with balanced economies and monetization that respects players.

02

Android apps

Native Kotlin and cross-platform apps with clean Material design, offline support and fast, reliable performance.

03

Google Play publishing

Store listings, screenshots, ASO, release tracks, policy compliance and the Play Console setup handled end to end.

04

Support & growth

Crash monitoring, analytics, A/B tests and regular updates to keep ratings high and your audience coming back.

Selected work

Worlds to play in. Tools to rely on.

Gemfall Isles artworkGame

Gemfall Isles

Casual puzzle

A relaxing match-and-stack puzzler with hand-crafted islands, daily challenges and a fox who really likes shiny things.

  • Unity
  • Play Games Services
  • Rewarded ads
Volt Run artworkGame

Volt Run

Endless runner

A fast-paced rooftop runner tuned for one-thumb play, smooth 60 fps on budget devices and seasonal live events.

  • Unity
  • Leaderboards
  • In-app purchases
HabitLoop artworkApp

HabitLoop

Health & fitness

A habit and workout tracker with streaks, home-screen widgets and Health Connect sync — built natively in Kotlin.

  • Kotlin
  • Jetpack Compose
  • Health Connect

How we work

From idea to install in four clear steps.

  1. 1

    Discover

    We shape the idea, audience and business model together.

  2. 2

    Prototype

    A playable or clickable build in weeks, not months.

  3. 3

    Build

    Sprints with weekly builds you can install on your phone.

  4. 4

    Launch

    Store-ready release on Google Play, then ongoing updates.

Let’s talk

Got a game or app idea? Let’s ship it.

Tell us what you have in mind. We’ll come back with questions, a rough timeline and an estimate — no strings attached.

hello@rayangy-immobilier.com