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Marge TCG

Marge TCG

A web app that calculates real profit and break-even prices for TCG sellers.

Aug 20, 2026 Finance & Accounting
break-even margin profit-calculator reselling trading cards

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Marge TCG

About

Marge TCG solves a common problem for Pokémon and trading card sellers: knowing exactly what they earn after every cost.Users enter their stock purchase price, number of units, selling price, quantity sold, shipping charged to the customer, marketplace fees, business contribution rate, actual shipping cost, packaging cost and target margin.The application instantly calculates:• Total revenue• Cost of stock sold• Marketplace fees• Business contributions• Shipping and packaging costs• Estimated net profit• Net margin and return on investment• Break-even price per unit• Recommended price to reach a target marginThe MVP is fully functional, responsive and already deployed. Users can save, reload and delete up to six simulations directly in their browser.The sale includes the complete source code, Marge TCG brand assets and logo, responsive interface, calculation logic and deployment configuration. The buyer can redeploy the application under their own domain.Current status: pre-revenue, with no customers or revenue yet. The current interface is in French and uses a lightweight architecture without a database.Growth opportunities include user accounts and cloud synchronization, marketplace fee profiles, inventory and sales tracking, analytics dashboards, multilingual support and monetization through subscriptions or shop licences.This is a complete asset sale to one buyer. The asking price is undisclosed and reasonable offers are welcome.Live demo: https://marge-tcg-mvp.ymjsdqddds.chatgpt.site

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