Estimation Kings - Sell Project
Listed September 16, 2026
About Estimation Kings
Fully Developed Multiplayer Card Game (Estimation Kings) | React Native & Supaba
Listing Title: Fully Developed Multiplayer Card Game (Estimation Kings) | React Native & Supabase | AdMob Ready Overview: For sale is "Estimation Kings", a fully functional, cross-platform multiplayer card game based on the highly popular "Estimation" trick-taking game. The game is built with a modern, highly scalable tech stack and features real-time multiplayer gameplay, secure server-side game logic, and competitive leaderboards. It is ready for immediate user acquisition and scaling. Key Features: Real-Time Multiplayer: Seamless online gameplay with friends or random opponents. Secure Game Engine: All core game logic runs securely on server-side Edge Functions, preventing cheating and ensuring state synchronization. Player Profiles & Leaderboards: Integrated tracking for player stats, match records, and competitive weekly leaderboards. Monetization Ready: Fully integrated with Google AdMob (easily transferrable by updating the ad units and hosting the app-ads.txt). Tech Stack: Frontend: React Native (Cross-platform, ready for iOS expansion if desired). Backend: Supabase (PostgreSQL, Authentication, and Custom RPC functions for advanced stat tracking). Server Logic: Deno-based Supabase Edge Functions (Handling the core Game Engine). What is Included in the Sale? Complete Frontend Source Code (React Native). Complete Backend Infrastructure & Source Code (Supabase, Database Schema, RPCs, Edge Functions). Google Play App Transfer (to your Developer Account). Supabase Project Ownership Transfer (Seamless transfer without compromising personal emails). All brand assets, game graphics, and UI components. Reason for Selling: I am a developer shifting my focus entirely to my e-commerce ventures and other projects, and unfortunately, I do not have the time to dedicate to marketing and scaling this game to its full potential.
Project details
Website: https://play.google.com/store/apps/details?id=com.estimationgame.app
Video 1: https://play.google.com/store/apps/details?id=com.estimationgame.app
For sale
Asking price: $3,000 USD
What's included
Source code, All related design work
Reason for selling
I am busy with other things and no longer have time to maintain this project.
Project metrics
Average Monthly Visitors: Pre-launch
Average Monthly Revenue: Under $1K/mo