Your Trading Command Center
Free. Built for You.
314,000+ traders, investors, and advisors trust our alerts. Now they use our full research terminal — screeners, heatmaps, AI analysis, and 60+ metrics on every S&P 500 stock.
Free forever plan available · No credit card required
Try it now — no signup required
Research. Monitor. Act.
Everything you need, from discovery to execution.
Research Tools
Screen S&P 500 by 60+ metrics. Filter by valuation, profitability, growth, technicals.
Always-On Monitoring
Set alerts on any stock. We monitor 24/7 and notify you the moment conditions are met.
Works Everywhere
Research on desktop. Get alerts on your phone. Everything syncs automatically.
Everything You Need. Free to Use.
Stock Screener
Filter S&P 500 by P/E, P/S, margins, growth rates, RSI, moving averages — and more. Save custom views.
Market Heatmap
Visual market overview. See which sectors are moving and drill into individual stocks.
Smart Alerts
Price, volume, RSI, moving average crossovers. Set your conditions, get notified instantly.
Real-Time Data
Live quotes, intraday charts, fundamentals updated daily. 65,000+ assets covered.
Trusted by 314,000+ Users
4.8 out of 5
Based on 7,000+ App Store reviews
"Best stock alert app I've found. The screener and heatmap are incredibly fast."
"Replaced three paid subscriptions with this one app. The real-time alerts actually work."
Common Questions
Is this really free?
Yes. The screener, heatmap, and market tools are completely free. Premium alerts require a subscription, but research tools are free forever.
How is this different from Yahoo Finance or Finviz?
60+ screening metrics (vs basic filters), real-time data (not 15-min delayed), AI stock analysis, integrated mobile alerts, and a live S&P 500 heatmap — all in one platform.
Do I need to sign up to use the screener?
No. You can explore all research tools immediately. Sign up only when you want to save views or set alerts.
What assets are covered?
S&P 500 for deep screening, plus 65,000+ assets (stocks, ETFs, crypto) for alerts and quotes.
Start researching. It's free.
Join 314,000+ traders, investors, and advisors who rely on Stock Alarm every day.
No credit card required · Free forever plan available