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Honest comparison

AlphaLab vs. Stratos

Stratos is a newer paper-trading app focused on a clean mobile experience. AlphaLab is a broader lab: backtesting, multi-asset paper trading, portfolio risk tools and a beginner curriculum, all in the browser with no app install.

Where Stratos shines

We're honest about the competition.

  • •Polished mobile-first paper trading experience
  • •Simple, modern interface aimed at newer traders
  • •Social and gamified features that make practice engaging

Where AlphaLab wins for beginners

Built for learning, not just charting.

  • Backtesting on years of historical data — test a rule before you ever paper trade it
  • Full multi-asset coverage: stocks, options, futures, crypto, bonds, commodities and alternatives
  • Portfolio-level risk analysis: sector exposure, correlation, drawdown and stress tests
  • A free tiered Learn curriculum with lessons, quizzes and cited sources
  • Works in any browser with no app install; installable as a PWA if you want it

Frequently asked

Is AlphaLab better than Stratos for learning to trade?

If you want a structured path from market basics to your first paper trade, AlphaLab's free Learn curriculum and backtester give you more to learn with. Stratos is a strong choice if you want a simple mobile-first paper trading app.

Does AlphaLab have a mobile app?

AlphaLab is a web app that works in any mobile browser and can be installed to your home screen as a PWA. There is no separate app store download.

Can I backtest on AlphaLab?

Yes. Backtesting is included even on the free plan. Run buy-and-hold, moving-average crossover and other rules against years of daily history, with commissions and slippage, and compare against a benchmark like the S&P 500.

Try AlphaLab free

Backtest, paper trade and learn — no credit card needed to start.

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