The problem
Deposits inflate your P&L.
Total P&L counts your own deposits as gains. Time-weighted return strips them out and measures only your decisions.
+21 448 €
Climbs every time you deposit — even when your picks go nowhere.
The product
The tabs your broker doesn’t have.
Cumulative or daily performance, benchmark overlays, trade markers — and positions that explain themselves.
Privacy
You should be paranoid. So am I.
No backend
Everything computes locally. Your data is never transmitted, ever.
Read-only
GET requests to DEGIRO’s own endpoints. It cannot touch an order.
No credentials
Uses the session you already have. Never sees your login.
Open source
The repository is exactly what ships. Read it.
Pricing
The math is free. The analysis is €3.
FREE
€0
- True time-weighted return, all periods
- Benchmarks, trade markers, drag-to-zoom
- Annualised return, drawdown, beta, alpha, Sharpe
- Allocation, positions, dividend totals
SHARPEPRO
€3 / month
- Correlation matrix, PCA, Value at Risk, stress tests
- Today’s Movers — waterfall & heatmap views
- Watchlist, per-position charts, Rate My Portfolio
- Tax tables (NL · FR · DE · BE) and CSV export
Cancel anytime.
Two minutes. No signup.
01Install from the Chrome Web Store
02Log in to DEGIRO as usual
03Open the extension