★ BEST INVESTING TOOLS COMPARISON ★
VOL. XCIV, NO. 247
Tool comparison edition
Tool Comparison
FactorsToday vs PortfoliosLab
Pick FactorsToday instead if
FactorsToday
Other · Web · API
- Delayed quotes won't cut it; you need real-time data
- You care about scenario & stress tests, something PortfoliosLab doesn't offer
Start here
PortfoliosLab
Free • From $8.33/mo · Web · API
- You'd rather start free and only pay if you outgrow it
- You care about watchlist, ETF comparison, and ETF screeners, things FactorsToday doesn't offer
- You're newer to investing and want something approachable
Skip both if: Neither one clicks with how you research; there are strong third options.
See alternativesOutbound links may include affiliate or sponsor codes.
Our take
The bottom line
FactorsToday and PortfoliosLab cover a lot of the same ground (12 shared categories, including screeners, quant, and data visualizations), so for the basics you won't go far wrong with either. PortfoliosLab simply does more: 17 categories to FactorsToday's 13, including watchlist, ETF comparison, and ETF screeners. FactorsToday counters by keeping things simpler.
What readers say
FactorsToday
Vote once to reveal the community verdict.
PortfoliosLab
Vote once to reveal the community verdict.
Key differences at a glance
- Free plan
- PortfoliosLab
- Broader coverage
- PortfoliosLab17 vs 13 categories
- Real-time data
- FactorsToday
- Beginner friendly
- PortfoliosLab
See for yourself
How they stack up
The side-by-side table: pricing, platforms, data, and coverage at a glance.ShowHide
How they stack up
The side-by-side table: pricing, platforms, data, and coverage at a glance.| Attribute | ||
|---|---|---|
| Pricing & plans | ||
Starting price | Other | Free • From $8.33/mo |
Free tier | No | Yes |
Free trial | — | — |
Plan limits | — | 23 limits: Free: watchlists: 1, Free: watchlist symbols: 100 +21 more |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | No | No |
API access | Yes | Yes |
Broker sync | No | No |
Integrations | — | MCP, ChatGPT +1 more |
| Audience & fit | ||
Experience level | Intermediate, Advanced | Beginner, Intermediate, Advanced |
Best for | Analysts and Quants/Developers | Retail Traders, Pro Retail +6 more |
Categories covered | 13 | 17 |
Regions | — | North America, Europe |
| Data & capabilities | ||
Data quality | 3 signals: Latency: Real-time and End of Day, Granularity: EOD and Second +1 more | 3 signals: Latency: End of Day, Granularity: EOD +1 more |
Capabilities | 9 signals: Universe builder, Factors: Value, Quality, Momentum, Growth, LowVol, and Size +7 more | 6 signals: Factor exposure, VaR/ES +4 more |
| Try it | Visit FactorsToday | Visit PortfoliosLab |
Where each one shines
What FactorsToday and PortfoliosLab each do best.ShowHide
Where each one shines
What FactorsToday and PortfoliosLab each do best.What FactorsToday does best
- Monitor extreme factor moves and factor pairs with live dashboards, z-scores, and multiple time windows.
- Screen factors by timeframe, return, direction, and name, or screen stocks by stock type, factor criteria, and model-fit metrics.
- Analyze individual tickers through stock lookup, factor exposures, model comparisons, and related-stock similarity.
- Upload portfolio holdings by CSV, choose factor-model granularity, compare against a benchmark, and run what-if factor scenarios.
- Use Hedge Portfolio Builder to recommend hedge positions against factor targets with constraint controls and CSV export.
What PortfoliosLab does best
- Backtest portfolios and single instruments with configurable rebalancing, benchmark comparisons, and longer historical windows on paid plans.
- Analyze performance, drawdowns, volatility, VaR, CVaR, Sharpe, Sortino, Omega, Calmar, Martin, Treynor, and related risk-adjusted ratios.
- Compare stocks, ETFs, mutual funds, funds, crypto, and currency instruments across performance, risk, drawdown, and diversification views.
- Use correlation, alpha/beta, factor, diversification, and optimization tools including mean-variance, risk parity, HRP, and HERC models.
- Screen stocks, ETFs, and mutual funds with daily-recalculated filters, then export results where the selected plan allows it.
Every detail we compared
Every tracked attribute for FactorsToday and PortfoliosLab, side by side.ShowHide
Every detail we compared
Every tracked attribute for FactorsToday and PortfoliosLab, side by side.| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | StocksETFsMutual FundsClosed-End Funds | StocksETFsMutual FundsFundsCryptosCurrencies |
Experience | IntermediateAdvanced | BeginnerIntermediateAdvanced |
Target audience | AnalystsQuants/Developers | Retail TradersPro RetailInstitutional InvestorsLong-term InvestorsIndex/Passive InvestorsQuants/DevelopersAnalystsFinancial Advisors |
Regions | Not specified | North AmericaEurope |
Coverage details | Identifiers: Ticker | Countries: US and GBIdentifiers: Ticker |
| Data | ||
Data freshness | Real-timeEnd of Day | End of Day |
Data granularity | EODSecond | EOD |
| Access & integrations | ||
API protocols | REST | REST |
API auth & delivery | Auth: None600 req/minDocs | Auth: NoneDocs |
Import methods | CSVManual | ManualCSV |
Integrations | Not specified | MCPChatGPTClaude |
Export formats | CSVExcelJSON | Not specified |
| Plans & trust | ||
Capability signals | Universe builderFactors: Value, Quality, Momentum, Growth, LowVol, and SizeFactor exposureVaR/ESStress tests: Rates, FX, and CommoditiesPerformance attributionPortfolio attributionPortfolio factor exposure+1 more | Factor exposureVaR/ESPerformance attributionRebalancingPortfolio factor exposureCorrelation |
Vendor & support | FactorsToday (operated by Lukasz R. Tomicki)Country: USSupport: Email | PortfoliosLabSupport: Email |
Green tags are exclusive to that tool in this comparison.
What you'll actually pay
Plans, billing, trials, and per-month pricing for both tools.ShowHide
What you'll actually pay
Plans, billing, trials, and per-month pricing for both tools.| Tier | ||
|---|---|---|
| Free plan | — | Freewatchlists: 1 · watchlist symbols: 100 · +4 more |
| Entry paid plan | — | $8.33/mo“Plus”watchlists: 5 · private portfolios: 5 · +3 more |
| Tier 2 | — | $20.83/mo“Pro”watchlists: 10 · private portfolios: Unlimited · +3 more |
| Top plan | — | $75/mo“Max”watchlists: 10 · watchlist symbols: 2,000 · +5 more |
Questions we keep getting
What's the difference between FactorsToday and PortfoliosLab?
FactorsToday leans toward screeners, quant, and data visualizations, while PortfoliosLab puts more weight on portfolio, watchlist, and backtesting. They overlap in 12 categories, so for most people it comes down to workflow preference and price.
Is FactorsToday or PortfoliosLab free to use?
PortfoliosLab has a free tier, so you can get started without paying anything. FactorsToday is paid-only. If budget matters, start with PortfoliosLab and see how far it takes you before opening your wallet.
Which is better for beginners: FactorsToday or PortfoliosLab?
PortfoliosLab is the friendlier place to start; its interface takes less getting used to. Both work fine once you're past the basics.
Do FactorsToday and PortfoliosLab have APIs?
Yes, both offer API access, so developers and quants can pull data programmatically or wire up their own integrations.
Should I choose FactorsToday or PortfoliosLab?
It depends on what you're after. Pick FactorsToday if scenario & stress tests matter to you; go with PortfoliosLab if you'd rather have watchlist and ETF comparison. And if you only need the basics both share, let price decide.
What asset classes do FactorsToday and PortfoliosLab cover?
Both cover stocks, ETFs, and mutual funds. FactorsToday also handles closed-end funds. PortfoliosLab adds funds, cryptos, and currencies on top.
Does FactorsToday or PortfoliosLab have real-time data?
FactorsToday offers real-time data, which matters if you trade actively. PortfoliosLab runs on delayed or end-of-day data, which is perfectly fine for longer-term investors who don't live and die by the tick.
Can I export data from FactorsToday and PortfoliosLab?
FactorsToday exports to CSV and Excel. PortfoliosLab is stingier about getting data out.
Which has a better stock screener: FactorsToday or PortfoliosLab?
Both FactorsToday and PortfoliosLab include stock screeners, and they differ more in interface than raw power; try both and see which one clicks for you.
Can I track my portfolio with FactorsToday or PortfoliosLab?
Yes, both do portfolio tracking: holdings, performance, and allocation in one place.
Keep researching
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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.