About S&Box Tracker

S&Box Trackeris a free portfolio tracker for items on the Steam Community Market for S&Box (Facepunch Studios' upcoming sandbox game, Steam App ID 590830).

It's built for players who want to track the real-world value of their S&Box cosmetic items, monitor profit/loss on individual trades, and see how their portfolio evolves over time — all in one clean dashboard.

How it works

Sign in with your Steam account, create a portfolio, and log your buys and sells. The app fetches live prices from the Steam Community Market every 15 minutes and computes your unrealized and realized P&L per item.

Built with

Next.js, Prisma, PostgreSQL, Tailwind CSS, and the Steam Community Market API. Hosted on Vercel + Neon.

Disclaimer

S&Box Tracker is an independent fan project. It is not affiliated with, endorsed by, or sponsored by Facepunch Studios or Valve Corporation. "S&box" and "Steam" are trademarks of their respective owners.

Item prices are pulled from the public Steam Community Market and cached for up to 15 minutes. Prices may not reflect real-time market conditions. Use this tool for informational purposes only — it is not financial advice.