Test before you invest. Build up to four investment strategies, pick a historical period, and see exactly how they would have performed - with real market data.
What would $500/month into QQQ have done over 10 years?
How should I invest a windfall to balance growth and risk?
How much would a 2022-style crash have cost me?
Does adding international diversification actually help?
When does dollar-cost averaging actually beat lump sum?
How different are weekly vs monthly contributions?
Test your strategies across every possible start date and see how they perform in bull runs, crashes, and everything in between. Here’s lump sum vs DCA on VTI as an example — over 1,200 real 1-year windows.
Loading historical sweep data...
Compare lump sum vs DCA, test different ETF mixes, and see real historical outcomes. Free to start, no credit card required.