Steam Market History Helper

Automatically saves and displays your Steam Market transaction history

Never lose track of your Steam Market trades again. Steam Market History Helper automatically saves your complete buy/sell history locally, so you can browse, search, and analyze all your transactions — even offline. 📊 Full History at Your Fingertips Browse your entire transaction history with powerful filters: search by item name, date, price, game, currency, buyer/seller, and more. Save your favorite filter combinations for quick access. 📈 Visual Insights 7 interactive charts including profit/loss tracking, monthly summaries, top items, price distribution, and activity heatmaps. See per-currency breakdowns across multiple accounts. 💾 Your Data, Your Control All data is stored locally in your browser. Export anytime as CSV or JSON. Full database backup and restore for peace of mind. 🔧 Built for Power Users - Custom filter groups with reusable presets - Transaction history overlay on item listing pages - Desktop notifications for new transactions - Inspect in Game links for CS2 items - Database diagnostics and repair tools - Dark/Light theme with system preference detection