2026년 최고의 무료 주식 스크리너 10선: 직접 테스트 및 비교

투자자들은 방대한 시장에서 관심 종목을 추려내는 데 무료 주식 스크리너를 널리 활용하지만, 모든 "무료" 도구가 동일한 수준의 데이터와 속도를 제공하는 것은 아닙니다. 이 가이드에서는 2026년 최고의 무료 주식 스크리너들을 직접 테스트하고 비교하여 실제 사용 환경에서 어떤 플랫폼이 뛰어난지, 특히 필터 제한, 데이터 지연 시간, 그리고 다양한 투자 및 거래 스타일에 가장 적합한 도구를 중점적으로 살펴봅니다.

나에게 가장 적합한 무료 주식 스크리너 고르는 방법

최고의 무료 주식 스크리너를 고르는 것은 기능 목록이 가장 긴 도구를 찾는 것이 아닙니다. 더 나은 접근 방식은 자신의 데이터 요구 사항, 시장 관심 분야 및 투자 스타일에 맞는 스크리너를 찾는 것입니다.

• 데이터 지연 여부를 먼저 확인하세요. 무료 스크리너는 종종 지연된 시세를 사용하므로 실시간 거래 실행보다는 아이디어 구상에 더 적합합니다. 예를 들어 Finviz의 무료 버전은 미국 시장 데이터를 지연된 상태로 제공합니다.
• 투자 전략에 맞는 도구를 선택하세요. 데이 트레이더는 빠른 데이터와 기술적 신호가 필요하고, 스윙 트레이더는 일반적으로 지연된 데이터도 활용할 수 있으며, 장기 투자자는 기업 가치, 수익, 수익성 및 재무 이력을 우선시해야 합니다.
• 시장 범위(시장 커버리지)를 살펴보세요. 일부 도구는 주로 미국 주식에 초점을 맞추는 반면, 다른 도구는 더 광범위한 글로벌 또는 특정 해외 시장을 커버합니다. 나스닥, 뉴욕증권거래소, 아메리칸 익스프레스 외의 주식을 검색하려면 이 점이 중요합니다.
• 제한 사항을 확인하세요. 무료 스크리너는 내보내기, 저장된 화면, 고급 필터, 실시간 피드, 과거 재무 데이터 또는 볼 수 있는 보고서 수에 제한을 둘 수 있습니다.
• 필요에 따라 여러 스크리너를 활용하세요. 많은 투자자들이 미국 주식에 대한 빠른 아이디어를 얻기 위해 Finviz를, 기술적 차트 기반 워크플로우를 위해 TradingView를, 그리고 심층적인 기업 분석을 위해 Stock Analysis나 WallStreetZen과 같은 기본적 분석 도구를 사용합니다.

요컨대, 최고의 무료 주식 스크리너는 데이터, 시장 또는 기능상의 제약을 숨기지 않으면서 전략에 가장 중요한 요소들을 보여주는, 사용자의 워크플로우에 적합한 도구입니다.

1. 트레이딩뷰 주식 스크리너

TradingView Stock Screener 는 기술적 및 기본적 필터를 사용하여 전 세계 시장을 검색하는 데 널리 사용되지만, 무료 버전은 데이터 처리 속도와 실행 사례 측면에서 분명한 한계가 있습니다.

주요 무료 기능 및 제한 사항

• 광범위한 필터 범위: 주식, ETF 및 다양한 자산 클래스에 대한 기술적 지표, 기본적 분석 및 가치 평가 지표를 포함합니다.
• 글로벌 시장 접근성: 주요 국제 거래소에서 거래되는 수천 가지 금융 상품을 이용할 수 있습니다.
• 데이터 지연: 무료 사용자는 실시간 거래소 데이터 수신을 별도로 활성화하지 않은 경우 일부 거래소의 가격 데이터가 지연되거나 장 마감 시점의 가격으로 표시될 수 있습니다.
• 기능 제한: 고급 알림, 심층 분석 및 향상된 데이터 피드는 유료 플랜에서만 사용할 수 있습니다.

장점과 단점

• 장점: 강력한 필터링 시스템, 통합 차트 도구, 광범위한 시장 범위.
• 단점: 무료 요금제에서는 실시간 데이터가 제한적이며, 주요 고급 기능은 구독을 통해서만 이용할 수 있습니다.

가장 적합한 대상

실시간 거래 실행보다는 아이디어 발굴 및 기술 분석을 위해 스크리닝을 활용하는 스윙 트레이더 및 장기 투자자에게 가장 적합합니다.

2. 핀비즈

Finviz is one of the most widely used free stock screeners for U.S. equity markets, known for its fast interface and simple filtering system. Its strength is speed and simplicity, but its limitations become clear when you look at market coverage and data access.

Key Free Features and Limits

• Market coverage: Limited to U.S. listed stocks, including NASDAQ, NYSE, and AMEX. It does not support direct screening of most international markets.
• Data delay: Free version typically provides delayed quotes around 15 minutes, making it less suitable for real-time intraday decision-making.
• Filter system: Offers a large set of screening filters covering fundamentals, technical indicators, and valuation metrics.
• Export limitations: Advanced export features such as detailed data downloads, including CSV exports, are restricted to the paid Elite version.

Pros and Cons

• Pros: Very fast screening interface, strong visual usability, and widely recognized for efficient U.S. stock filtering.
• Cons: Limited to U.S. markets, delayed data in free version, and key export and advanced features locked behind paywall.

Best For

Finviz is best suited for U.S.-focused traders who need fast stock screening for idea generation and shortlisting, especially swing traders and active investors who do not rely on real-time data precision.

3. Yahoo Finance Stock Screener

Yahoo Finance Stock Screener is primarily designed for beginners who need a simple and accessible way to filter stocks, but it is not built for advanced trading strategies or real-time market analysis.

Key Free Features and Limits

• Beginner-friendly interface: Simple layout that allows users to quickly filter stocks based on common metrics such as price, market cap, and P/E ratio.
• Basic screening depth: Suitable for simple stock discovery, but less advanced than dedicated technical screening tools used in active trading workflows.
• No advanced intraday tools: Does not support detailed breakout scanning, relative volume alerts, or high-frequency technical signal filtering.
• Limited strategy flexibility: Compared with dedicated screeners like Finviz or TradingView, it offers fewer customization options for complex technical screening strategies.

Pros and Cons

• Pros: Very easy to use, strong brand trust, and fully integrated with Yahoo Finance news and fundamental data ecosystem.
• Cons: Limited technical screening depth, weaker active-trading capabilities, and not suitable for advanced intraday trading strategies.

Best For

Yahoo Finance Stock Screener is best for beginners and long-term investors who prioritize simplicity and fundamental stock discovery over advanced technical screening or real-time trading signals.

4. FastBull Stock Screener

FastBull Stock Screener stands out from typical U.S.-only free screeners by combining stock screening with an integrated research environment — charts, news, financial indicators, and technical analysis in one place, across both U.S. and Vietnamese markets.

Key Free Features and Limits

• U.S. and Vietnam screening: FastBull supports stock screening for U.S. and Vietnamese equities, making it useful for investors who want exposure beyond a purely U.S.-only workflow.
• Integrated research workflow: Investors can move from screening results to price charts, market news, financial indicators, and technical analysis without switching between multiple platforms.
• Emerging-market angle: FastBull is especially useful for users who want to monitor selected international and emerging market opportunities, rather than only scanning NASDAQ, NYSE, and AMEX stocks.
• Flexible idea generation: The screener is suitable for building watchlists, comparing stocks, and identifying potential opportunities across different market environments.

Pros and Cons

• Pros: Strong fit for cross-market stock discovery, useful U.S. and Vietnam coverage, integrated charts and market news, and a smoother research workflow than many basic free screeners.
• Cons: Current screener coverage is limited to two markets, which is narrower than global platforms like TradingView or Koyfin.

Best For

FastBull Stock Screener is best suited for investors who want a free, practical stock screening tool with U.S. and Vietnam coverage, especially those looking for international diversification ideas and a smoother research workflow beyond basic watchlists.

5. Zacks Stock Screener

Zacks Stock Screener is built around a proprietary ranking system that focuses on earnings-based performance signals rather than simple technical or price-based filters, making it more strategy-driven than most free screeners.

Key Free Features and Limits

• Zacks Rank integration: Uses a proprietary 1–5 ranking system that evaluates stocks based on earnings estimate revisions, a core factor in Zacks’ investment methodology.
• Style Score system: Combines Value, Growth, and Momentum scores to help investors filter stocks based on different investment strategies.
• Custom screener access: Free users can build and use a basic custom screener with standard filters across valuation, fundamentals, and performance metrics.
• Premium gating: More advanced tools such as pre-built premium screens, Focus List strategies, and deeper research features are restricted to paid plans.

Pros and Cons

• Pros: Strong earnings-focused ranking system, structured investment framework, and useful for systematic stock selection.
• Cons: Many advanced screening strategies are locked behind premium subscription, and the system is more oriented toward medium-term investing than intraday trading.

Best For

Zacks Stock Screener is best suited for fundamental investors who prioritize earnings momentum and structured ranking systems over technical chart-based screening, especially those following value, growth, or momentum strategies.

6. Stock Analysis Stock Screener

Stock Analysis Stock Screener is designed for users who want a clean, beginner-friendly interface for screening stocks, combining basic fundamental metrics with an easy-to-navigate layout. Its strength is simplicity, but deeper historical data access is limited in the free version.

Key Free Features and Limits

• Simple interface: Focuses on clarity and ease of use, making it suitable for beginners who are new to stock screening.
• Broad fundamental metrics: Includes standard metrics such as valuation ratios, profitability indicators, financial health data, and other screening indicators for stock selection.
• Limited historical depth: Extended financial history and deeper long-term datasets may be less suitable for institutional-style research compared with premium platforms.
• Lightweight workflow: Optimized for quick screening and idea generation rather than deep institutional-style analysis.

Pros and Cons

• Pros: Very clean UI, easy learning curve, and suitable for quick stock discovery without complexity.
• Cons: Limited advanced screening depth compared with professional terminals, less strategy automation, and less suitable for complex multi-factor workflows.

Best For

Stock Analysis Stock Screener is best suited for beginner and lightweight investors who want to quickly explore stocks and transition gradually into deeper fundamental analysis before upgrading to more advanced tools.

7. Koyfin

Koyfin is a more advanced stock screening and analytics platform designed for investors who need deeper market visibility than typical free beginner screeners. It combines global screening, charting, and financial data tools, but its free tier is intentionally limited for professional-scale use cases.

Key Free Features and Limits

• Global stock screener: Provides access to international equities screening across multiple regions, making it more global than most U.S.-focused free tools.
• Watchlists and tracking tools: Users can build watchlists to monitor stocks and macro themes in a structured way.
• Advanced charting: Includes institutional-style charts and financial visualization tools that go beyond basic screener interfaces.
• Workflow limitations: Free users may face restrictions on advanced workflows, saved templates, exports, or deeper platform usage depending on the current plan structure.
• Financial history limits: Access to deeper financial history and professional-scale datasets may require paid plans, which reduces deep fundamental analysis capability for free-only users.

Pros and Cons

• Pros: Strong global coverage, professional-grade interface, useful watchlist system, and more advanced analytics compared to beginner-focused screeners.
• Cons: Some advanced features are limited in free plan, deeper financial history may require paid access, and it has a steeper learning curve compared to simple tools like Yahoo Finance or Stock Analysis.

Best For

Koyfin is best suited for intermediate to advanced investors who want a more institutional-style workflow, especially those who analyze multiple markets and require more structured financial data than beginner screeners provide.

8. Simply Wall St

Simply Wall St is a visually driven stock analysis platform designed to simplify fundamental investing by turning financial data into intuitive graphics, making it easier for investors to evaluate companies without relying on traditional tables and ratios.

Key Free Features and Limits

• Snowflake visualization: Core feature that summarizes a stock’s valuation, financial health, growth, and dividends in a single visual dashboard.
• Simplified company reports: Provides easy-to-read breakdowns of fundamentals, suitable for non-technical investors.
• Limited report access: Free users may face limits on how many full company reports or deeper analysis features they can access, depending on the current plan structure.
• Restricted screener access: Full screening capabilities are limited in the free plan compared to paid tiers, especially for building custom multi-factor screens.

Pros and Cons

• Pros: Extremely user-friendly interface, strong visual storytelling via Snowflake model, and ideal for quick fundamental understanding without financial jargon.
• Cons: Limited free access, reduced screening flexibility in free version, and less suitable for advanced or quantitative investors.

Best For

Simply Wall St is best suited for visual-oriented long-term investors who prefer simplified, graphics-based analysis over traditional financial tables, especially those who want quick company evaluation without deep technical screening.

9. MarketWatch Stock Screener

MarketWatch Stock Screener is designed as a lightweight entry-level tool that prioritizes simplicity and news integration over advanced screening depth, making it more of a discovery and research gateway than a professional screening platform.

Key Free Features and Limits

• Minimal filter set: Offers a small number of core screening inputs, including price, volume, market cap, P/E ratio, and technical filters.
• Beginner-oriented design: Simplified structure intended for users who are new to stock markets and need basic filtering without complex setup.
• Strong news integration: Screening results are tightly connected to MarketWatch news articles, analyst commentary, and related market context for each stock.
• Limited screening depth: Lacks advanced technical filters such as breakout signals, relative volume analysis, or multi-factor screening logic.

Pros and Cons

• Pros: Extremely easy to use, strong integration with financial news and analysis content, and useful for initial stock discovery.
• Cons: Very limited screening capabilities, not suitable for technical traders or strategy-based screening, and lacks customization depth.

Best For

MarketWatch Stock Screener is best suited for first-time investors who want a simple entry point into stock screening combined with immediate access to news, analyst opinions, and market context rather than advanced trading analysis.

10. WallStreetZen Stock Screener

WallStreetZen Stock Screener is built for long-term fundamental investors who prefer structured stock evaluation over technical or intraday trading tools. Its core system, Zen Ratings, simplifies complex financial analysis into a single score-based framework.

Key Free Features and Limits

• Zen Ratings system: Assigns stocks a composite rating based on approximately 115 fundamental factors, including valuation, growth, profitability, risk, and AI-driven analysis.
• Due Diligence Score: Free users can view structured analysis for selected stocks, providing insight into company quality and risk profile.
• Limited screening functionality: Some custom screener creation, saved screening strategies, or deeper analysis features may be restricted in the free version.
• Focus on fundamentals: Designed primarily for long-term investing decisions rather than short-term trading signals or technical chart-based strategies.

Pros and Cons

• Pros: Strong fundamental scoring system, simplified decision-making framework, and useful for identifying long-term quality stocks.
• Cons: Limited free access to deep analysis, some advanced workflows require paid access, and not suitable for day trading or technical trading workflows.

Best For

WallStreetZen is best suited for long-term fundamental investors who want a simplified, score-based approach to stock selection and prefer structured quality ratings over real-time or technical screening tools.

Free Stock Screener Comparison Table

This comparison highlights the Best Free Stock Screeners based on the factors that actually impact decision-making: filter depth, data delay, and most importantly, market coverage.

FAQs About Free Stock Screeners

Can I use ChatGPT as a stock screener?

No, ChatGPT cannot function as a real-time stock screener. It does not have live market data or direct access to screening databases, so it cannot filter stocks dynamically.

Is Finviz the best free stock screener?

Finviz is one of the best free stock screeners for U.S. markets. It is especially strong for fast filtering, but it is limited to U.S. exchanges and delayed data.

Which AI is best for stock screening?

주식 스크리닝에는 언어 모델뿐만 아니라 구조화된 시장 데이터가 필요하기 때문에 어떤 AI도 최고의 선택이라고 할 수 없습니다. 대부분의 "AI 스크리너"는 여전히 기존 금융 데이터베이스와 순위 알고리즘을 결합하여 사용합니다.

TradingView가 Finviz보다 더 나은가요?

TradingView는 기술적 차트 분석과 글로벌 시장 분석에 더 적합하고, Finviz는 미국 시장에 초점을 맞춘 빠른 검색에 더 적합하므로, 어떤 것이 더 나은지는 거래 스타일에 따라 다릅니다.

무료 주식 스크리너는 정확한가요?

네, 하지만 지연된 사용 사례나 비제도적 사용 사례에만 해당됩니다. 무료 스크리너는 아이디어 생성에는 일반적으로 정확하지만, 실시간 정확도와 심층적인 데이터 분석 능력이 부족한 경우가 많습니다.

결론

최고의 무료 주식 스크리너는 하나의 "최고" 도구가 아니라 거래 스타일, 데이터 요구 사항 및 시장 집중도에 따라 다릅니다. 데이 트레이더와 기술적 분석가라면 TradingView 또는 Finviz를 우선적으로 고려해야 하며, 초보자는 Yahoo Finance가 더 적합할 수 있습니다. 미국 및 베트남 주식 스크리닝과 광범위한 시장 조사 도구를 찾는 투자자는 FastBull을, 장기적인 펀더멘털 투자자는 WallStreetZen 또는 Stock Analysis를 고려해 볼 만합니다.