CustomStocks: Stock Simulator

Practice stock trading with real market data - no risk, no sign-up and no ads. Build strategies, track performance, and learn investing fundamentals at your own pace.

Learn to invest in the stock market without risking a dollar.

CustomStocks is a paper trading simulator that lets you practice buying and selling real stocks with virtual cash. Track 50 of the most popular stocks and ETFs with live market data, build portfolios to test different strategies, and sharpen your skills with built-in educational content - all without creating an account.

TRADE WITH REAL MARKET DATA Buy and sell shares of Apple, Tesla, NVIDIA, Amazon, and 46 more of the most-traded stocks and ETFs. Prices update throughout the trading day so your simulated trades reflect real market conditions. Enter trades by dollar amount or share quantity - you choose.

MARKETS AT A GLANCE Browse stocks by sector: Technology, Finance, Healthcare, Consumer, Energy, Industrial, and ETFs. See today's top gainers, biggest losers, and trending movers. Search by name or ticker, sort by price or change, and add favorites to your watchlist.

INTERACTIVE PRICE CHARTS View price history from 5 days to all-time with smooth, interactive charts. Intraday candles give you a closer look at short-term movement. Charts load instantly from cache and refresh in the background.

DEEP STOCK DETAIL Every stock comes with fundamentals: P/E ratio, EPS, dividend yield, 52-week range, market cap, and more. See an About section with company description, industry, and exchange. If you hold a position, your cost basis, P&L, and allocation are right there.

LEARN AS YOU GO A full learning section with articles on investing basics, portfolio strategy, risk management, and market mechanics. Track your reading progress across topics. Look up any term in the built-in stock market glossary. Get quick answers from the searchable FAQ.

FULL TRANSACTION HISTORY Every trade is logged with date, price, quantity, and total. Filter by buy or sell and review your history to see what worked and what did not.

PRIVATE BY DESIGN No account required. No login. No cloud sync. Your portfolios, trades, and settings stay on your device. Period.

DARK & LIGHT THEMES Switch between dark and light mode to match your preference.

CUSTOMSTOCKS PREMIUM (OPTIONAL) Everything you need to start is free. Upgrade to Premium to unlock: • Up to 7 portfolios to run strategies side by side (the free plan includes 1) • Custom starting balances all the way up to $10M • Head-to-head strategy comparison with overlay performance charts and leaderboard rankings • Dollar-cost-averaging vs. lump-sum insights Start with a 7-day free trial, then $1.99/month.

Sectors covered: Technology, Finance, Healthcare, Consumer, Energy, Industrial, ETFs, and Growth stocks including AAPL, MSFT, GOOGL, AMZN, META, NVDA, TSLA, JPM, SPY, QQQ, and 40 more.

CustomStocks is an educational simulator. It does not provide financial advice. Past performance does not guarantee future results.

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