VOL. XCIV, NO. 247

★ BEST INVESTING TOOLS COMPARISON ★

Wednesday, June 3, 2026

Tool Comparison · Wednesday, June 3, 2026

Portfolio123 vs Stock Analysis

Portfolio123 vs Stock Analysis: which investing tool fits your workflow? Compare pricing, features, platforms, and verdict in seconds.

Quick verdict
Portfolio123 logo

Portfolio123

Pick

portfolio123.com

Best for quant, and backtesting

Pricing
Free • From $25/mo
Platforms
Web, API, Desktop
VS
Stock Analysis logo

Stock Analysis

Pick

stockanalysis.com

Best for etf screeners, and top analysts

Pricing
Free • From $79/yr
Platforms
Web, Mobile

Outbound links may include affiliate or sponsor codes.

Comparison snapshot

Attribute
Portfolio123
Stock Analysis
Starting price
Free • From $25/mo
Free • From $79/yr
Categories covered
20
38
Web app
Yes
Yes
Mobile app
No
Yes
API access
Yes
No
Regions
North America, Europe
North America, Europe, APAC, LatAm, Middle East, Africa

Who should choose which?

Choose

Portfolio123 if…

  • You build with APIs or automate workflows
  • You need web‑based quant research terminal for building multifactor ranking systems, stock/etf screens, and complete rules‑based strategies with no programming, powered by point‑in‑time factset data and marketed as free of survivorship and look‑ahead bias.
  • You need supports realistic simulations and backtests over roughly 20 years of history for us, canadian, and european equities, with custom universes, separate buy/sell rules, position sizing, hedging, and “book of strategies” to combine and analyze correlated systems.
  • You need stock & etf coverage uses fundamentals, estimates, corporate actions, plus industry/sector classification, with “over 15,000 current us, canadian, and european stocks” and many more historical issues.

Choose

Stock Analysis if…

  • You need a mobile app for on-the-go research
  • You’re a long-term or value-focused investor
  • You need research coverage for 130,000+ global stocks and funds, including stock prices, financials, forecasts, charts, news, and all s&p 500 companies.
  • You need public stock research pages include quote data, overview metrics, company profile, financial statements, ratios/kpis, statistics, metrics, dividends, price history, analyst forecasts, analyst ratings, price targets, and news.

Consider alternatives if…

  • You want broader category coverage in one tool.
  • Neither pricing tier fits your budget.
See alternatives

Side-by-side feature breakdown

AttributePortfolio123Stock Analysis
Asset types
StocksETFsClosed-End Funds
StocksETFsMutual FundsClosed-End FundsFundsOther
Experience
BeginnerIntermediateAdvanced
BeginnerIntermediateAdvanced
Regions
North AmericaEurope
North AmericaEuropeAPACLatAmMiddle EastAfrica
Data freshness
Real-timeEnd of Day
StreamingReal-time15-min DelayedEnd of Day
API access
REST
Not specified
Export formats
JSON
CSVExcel

Seen enough? Open either tool and try it now.

Pricing breakdown

Pricing details

Tool

Portfolio123

$9

Starting price

Free tierYes
Free trial

Plans & pricing

Manage (Free)Free
Retail Research Plans$25/mo
Professional / API & Data LicensesContact sales
Research Trial$9

Tool

Stock Analysis

$6.58/mo

Starting price

Free tierYes
Free trial

Plans & pricing

FreeFree
Pro$79/yr
Unlimited$199/yr

Coverage overlap

Community category leaders

Vote sentiment comparison

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Still deciding? Get hands-on with both — most plans offer a free tier or trial.

Frequently Asked Questions

What's the difference between Portfolio123 and Stock Analysis?

Portfolio123 focuses on Screeners, Data Visualizations, and Quant while Stock Analysis specializes in Stock Ideas, Screeners, and ETF Screeners. They overlap in 9 categories, so choose based on your preferred workflow and pricing.

How much do Portfolio123 and Stock Analysis cost?

Good news—both Portfolio123 and Stock Analysis offer free plans. You can try each platform without commitment and only pay when you need premium features.

Can I use Portfolio123 or Stock Analysis on my phone?

Stock Analysis has a mobile app so you can check your research on the go. Portfolio123 is web-only, so you'll need a browser to access it from mobile devices.

Does Portfolio123 or Stock Analysis have an API?

Portfolio123 provides API access for programmatic data retrieval and custom integrations. Stock Analysis doesn't currently offer an API, so you'll need to use their web interface.

Should I choose Portfolio123 or Stock Analysis?

Choose Portfolio123 if you need Web‑based quant research terminal for building multifactor ranking systems, stock/ETF screens, and complete rules‑based strategies with no programming, powered by point‑in‑time FactSet data and marketed as free of survivorship and look‑ahead bias., and Supports realistic simulations and backtests over roughly 20 years of history for US, Canadian, and European equities, with custom universes, separate buy/sell rules, position sizing, hedging, and “Book of Strategies” to combine and analyze correlated systems.. Go with Stock Analysis if Research coverage for 130,000+ global stocks and funds, including stock prices, financials, forecasts, charts, news, and all S&P 500 companies., and Public stock research pages include quote data, overview metrics, company profile, financial statements, ratios/KPIs, statistics, metrics, dividends, price history, analyst forecasts, analyst ratings, price targets, and news. better fits how you invest.

What asset classes do Portfolio123 and Stock Analysis cover?

Both cover Stocks, ETFs, and Closed-End Funds. Stock Analysis adds coverage for Mutual Funds, Funds, and Other.

Do Portfolio123 and Stock Analysis offer real-time data?

Yes, both platforms provide real-time market data. This makes either suitable for active trading strategies where timing matters.

Can I export data from Portfolio123 and Stock Analysis?

Stock Analysis supports data exports to CSV, and Excel. Portfolio123 has more limited export options.

Can Portfolio123 or Stock Analysis connect to my broker?

Both platforms offer broker integrations, so you can sync your portfolio for seamless tracking and analysis.

Which has a better stock screener—Portfolio123 or Stock Analysis?

Both Portfolio123 and Stock Analysis include stock screeners. Try each to see which filtering options and interface you prefer.

Can I track my portfolio with Portfolio123 or Stock Analysis?

Both platforms include portfolio tracking, so you can monitor your holdings, performance, and allocation in one place.

Top 50 Investing ToolsGlobal ranking of the best investing tools, ranked by community votes.

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Curation & Accuracy

This directory blends AI‑assisted discovery with human curation. Entries are reviewed, edited, and organized with the goal of expanding coverage and sharpening quality over time. Your feedback helps steer improvements (because no single human can capture everything all at once).

Details change. Pricing, features, and availability may be incomplete or out of date. Treat listings as a starting point and verify on the provider’s site before making decisions. If you spot an error or a gap, send a quick note and I’ll adjust.