Yes! Our free tier includes unlimited live charts for stocks and crypto, up to 3 technical indicators, drawing tools with cloud sync, insider trading data, and stock screener. No credit card required. Premium ($9.99/month) unlocks unlimited indicators, auto pattern recognition, CL Score, superinvestor tracking, and unlimited AI features.

No downloads required. ChartingLens runs entirely in your web browser. Just sign up and start charting immediately. It works on Chrome, Firefox, Safari, Edge, and other modern browsers.

Yes, ChartingLens is fully responsive and works on smartphones and tablets. You can view charts, use drawing tools, check insider trading data, and access all features on mobile. Your drawings and settings sync across all your devices.

We cover US stocks (NYSE, NASDAQ), major ETFs, and cryptocurrencies including Bitcoin, Ethereum, and hundreds of altcoins. Real-time data is available for both stocks and crypto with multiple timeframes from 1-minute to monthly charts.

Absolutely. You can cancel your Premium subscription at any time from your account settings. There are no long-term contracts or cancellation fees. Your Premium features remain active until the end of your current billing period.

We accept all major credit and debit cards (Visa, Mastercard, American Express, Discover) through our secure payment processor, Stripe. Your payment information is encrypted and never stored on our servers.

Our free tier lets you experience the core platform before upgrading. Free users get unlimited charts, up to 3 indicators, 1 AI Assistant question per day, and 1 AI Buy Signal reveal. This gives you a real feel for the platform before committing to Premium for unlimited features.

We're committed to transparent pricing. If we ever need to adjust prices, existing subscribers will be notified well in advance and given the option to continue at their current rate or cancel.

We handle refund requests on a case-by-case basis. If you're not satisfied with Premium, contact us within the first 7 days and we'll work with you to make it right.

Free users can use all 15+ indicators with no restrictions on how many you display simultaneously. This includes RSI, MACD, Bollinger Bands, Moving Averages, VWAP, SuperTrend, ATR, OBV, Stochastic, and more.

Yes, all your drawings, trendlines, annotations, and chart settings are automatically saved to the cloud. They sync across all your devices, so you can start on your computer and continue on your phone seamlessly.

We offer a full range of timeframes: 1-minute, 5-minute, 15-minute, 30-minute, 1-hour, 4-hour, daily, weekly, and monthly. This covers everything from day trading to long-term investing analysis.

Our drawing toolkit includes trendlines, horizontal lines, rays, parallel channels, Fibonacci retracements, Fibonacci extensions, rectangles, price ranges, arrows, and text annotations. All drawings are saved to your account and sync across devices.

Yes! Free users can set up to 3 price alerts. Premium users get unlimited alerts. You'll receive browser notifications when your target prices are hit, so you never miss an important move.

Our AI analyzes 2000+ stocks daily using technical indicators and fundamentals. You can view our verified track record on the Track Record page, which shows stocks our AI identified before they became top market gainers. Premium users can also see detailed forward testing statistics with win rates and average gains.

The CL Score is our proprietary rating system that evaluates stocks based on technical strength, momentum, and fundamental factors. Higher scores indicate stronger setups with better risk/reward profiles. Premium users get unlimited CL Score reveals plus detailed AI analysis breakdowns.

The AI Assistant can answer questions about any stock, analyze charts, explain technical patterns, and provide market insights. You can even upload chart screenshots for analysis. Free users get 1 question per day; Premium users get unlimited access.

No. AI signals are tools to help identify opportunities, not financial advice. Always do your own research, consider your risk tolerance, and never invest more than you can afford to lose. Our AI is designed to assist your decision-making, not replace it.

We pull insider trading data directly from SEC Form 4 filings. Insiders are required to report transactions within 2 business days, and we update our data as new filings become available. You'll see the transaction date, shares bought/sold, and value for each insider trade.

Free users can track Warren Buffett's Berkshire Hathaway portfolio. Premium users unlock 10+ legendary investors including Michael Burry, Bill Ackman, David Tepper, Seth Klarman, and more. See exactly what they're buying and selling through 13F filings analysis.

13F filings are required quarterly (within 45 days of quarter end). We update portfolio data as new filings are released. You'll see position changes, new buys, complete sells, and percentage allocation changes for each superinvestor.

Yes. We use industry-standard encryption for all data transmission (HTTPS). Your password is hashed and never stored in plain text. We use Firebase for secure authentication and Stripe for payment processing, both of which are trusted by millions of applications worldwide.

No, we never sell your personal data to third parties. We only collect information necessary to provide the service. Read our full Privacy Policy for details on how we handle your data.

All payment processing is handled by Stripe, a PCI-DSS Level 1 certified payment processor. We never see or store your full credit card number. Only a partial card identifier is saved for your reference.

Yes, you have the right to delete your account at any time. Contact us to request account deletion, and we'll remove your personal data within 30 days as outlined in our Privacy Policy.

You can reach us through our Contact page or email us directly at contact@chartinglens.com. We aim to respond to all inquiries within 24-48 hours.

Yes! When you first sign up, you'll see an interactive tutorial that walks you through the main features. You can also access the tutorial anytime from the app menu to refresh your knowledge on any feature.

Absolutely! We love hearing from users. Send feature requests through our Contact page and select "Feature Request" as the subject. We regularly add features based on user feedback.