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costonks

Know exactly how your investments perform

Track real or virtual portfolios, share your verified returns, and discuss ideas with a community of investors. Free.

Free to use. No broker connection required. Try the Web App — it's free → Get notified when the app launches

costonks app — market, portfolio and community screens

One app for your portfolio, your research, and your community

Most trackers are islands. Costonks connects your numbers to real conversations.

📊 Portfolio Management

Finally see if you're actually good at this

Track real or virtual portfolios with detailed performance breakdowns over any time period. Know your actual returns — not just the current price.

✓ Portfolio value and gains over time
✓ Treemap for instant allocation overview
✓ Track multiple portfolios side by side

Portfolio overview with performance charts

👥 Social Community

Follow investors with receipts, not opinions

Public profiles show verified portfolios and real track records. Follow the investors who are actually performing — and learn exactly what they're holding.

✓ Public profiles with shared portfolios
✓ Follow investors and learn from their moves
✓ Discuss stocks and strategies with the community

🔍 Market Research

Stay on top of what's moving

Browse trending stocks, monitor your watchlist, and spot opportunities with live price data and sparkline charts at a glance.

✓ Live prices with mini sparkline charts
✓ Explore trends across markets
✓ Personal watchlist with instant access

Market overview with watchlist and trending stocks

Portfolio analytics and community discussion

📈 Advanced Analytics

Understand your allocation, then debate it

See exactly where your money is across positions with a treemap and waterfall charts. Then share your thesis and hear other takes from the community.

✓ Waterfall charts per period
✓ Treemap for position-level allocation
✓ Discuss your analysis with other investors

The mobile app is coming soon

The web app is live now. Join the waitlist to be notified when iOS and Android launch.

Join the Waitlist

Be among the first to get early access to costonks.

Available Now

Try Web App

Coming Soon to

App Store

Coming Soon to

Google Play