Tool Comparison
FactorsToday vs okama
- Paid from
- —
- Free plan
- Yes
- Platforms
- Web, API
Best if
- Delayed quotes won't cut it; you need real-time data
- You want screeners, stock comparison, and factor exposure.
- Paid from
- —
- Free plan
- Yes
- Platforms
- Web, API
Best if
- You want monte carlo, ETF analysis, and macro data.
- You're newer to investing and want something approachable
Pick FactorsToday if
FactorsToday
Free · Web · API
- Delayed quotes won't cut it; you need real-time data
- You want screeners, stock comparison, and factor exposure.
Pick okama if
okama
Free · Web · API
- You want monte carlo, ETF analysis, and macro data.
- You're newer to investing and want something approachable
Skip both if: Neither one clicks with how you research; there are strong third options.
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Our take
The bottom line
FactorsToday and okama cover a lot of the same ground (7 shared categories, including quant, data visualizations, and risk metrics), so for the basics you won't go far wrong with either. FactorsToday simply does more: 13 categories to okama's 10, including screeners, stock comparison, and factor exposure. okama counters by being completely free.
What readers say
FactorsToday
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okama
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Key differences at a glance
- Real-time data
- FactorsToday
- Broader coverage
- FactorsToday13 vs 10 categories
- Beginner friendly
- okama
- Free plan
- Both
What FactorsToday does best
- Factor dashboards report intraday and multi-period returns, z-scores, pair relationships, correlations, seasonality, and valuations.
- Stock pages use ElasticNet regression with cross-validation to estimate exposures across four nested models.
- Portfolio analysis accepts holdings, compares exposures with a benchmark, and applies user-defined factor-return scenarios.
- Performance attribution applies rolling ordinary-least-squares regressions to uploaded or pasted returns and exports results to Excel.
- The factor builder searches for stocks matching target exposures and displays simulated historical results.
What okama does best
- Web widgets for efficient frontier visualization, asset comparison, and adjusted monthly portfolio risk/return analysis.
- Python tools for constrained mean-variance optimization, multi-period efficient frontiers, rebalancing constraints, and portfolio simulations.
- Risk analysis with VaR, CVaR, semideviation, drawdowns, volatility, correlations, and related statistics.
- Monte Carlo simulations and wealth-index forecasts with percentile bands.
- Contribution and withdrawal modeling for portfolio paths and retirement scenarios.
Side by side
Pricing comparison
See for yourself
Side by side
Price, platforms, data, and market coverage.ShowHide
Side by side
| Attribute | ||
|---|---|---|
| Pricing & plans | ||
Starting price | Free | Free |
Free tier | Yes | Yes |
Free trial | — | — |
Plan limits | Current public access: api: 10 requests/second/IP and Current public access: access policy: No long-term free-access commitment published | — |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | No | No |
API access | Yes | Yes |
Broker sync | No | No |
| Audience & fit | ||
Experience level | Intermediate, Advanced | Beginner, Intermediate, Advanced |
Best for | Analysts and Quants/Developers | — |
Categories covered | 13 | 10 |
Regions | — | North America, Europe, APAC, Middle East |
| Data & capabilities | ||
Data quality | 3 signals: Latency: Real-time and End of Day, Granularity: EOD and Minute +1 more | 3 signals: Latency: End of Day, Granularity: EOD +1 more |
Capabilities | 7 signals: Universe builder, Factors: Value, Quality, Momentum, Growth, LowVol, and Size +5 more | 4 signals: VaR/ES, Monte Carlo +2 more |
| Try it | Visit FactorsToday | Visit okama |
Standout features
The best features of FactorsToday and okama.ShowHide
Standout features
What FactorsToday does best
- Factor dashboards report intraday and multi-period returns, z-scores, pair relationships, correlations, seasonality, and valuations.
- Stock pages use ElasticNet regression with cross-validation to estimate exposures across four nested models.
- Portfolio analysis accepts holdings, compares exposures with a benchmark, and applies user-defined factor-return scenarios.
- Performance attribution applies rolling ordinary-least-squares regressions to uploaded or pasted returns and exports results to Excel.
- The factor builder searches for stocks matching target exposures and displays simulated historical results.
What okama does best
- Web widgets for efficient frontier visualization, asset comparison, and adjusted monthly portfolio risk/return analysis.
- Python tools for constrained mean-variance optimization, multi-period efficient frontiers, rebalancing constraints, and portfolio simulations.
- Risk analysis with VaR, CVaR, semideviation, drawdowns, volatility, correlations, and related statistics.
- Monte Carlo simulations and wealth-index forecasts with percentile bands.
- Contribution and withdrawal modeling for portfolio paths and retirement scenarios.
All details
Every attribute we track for FactorsToday and okama.ShowHide
All details
| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | StocksETFsMutual FundsClosed-End Funds | StocksETFsCommoditiesCurrenciesMutual Funds |
Experience | IntermediateAdvanced | BeginnerIntermediateAdvanced |
Target audience | AnalystsQuants/Developers | Not specified |
Regions | Not specified | North AmericaEuropeAPACMiddle East |
Coverage details | Identifiers: Ticker | Identifiers: Ticker |
| Data | ||
Data freshness | Real-timeEnd of Day | End of Day |
Data granularity | EODMinute | EOD |
| Access & integrations | ||
API protocols | REST | REST |
API auth & delivery | Auth: None600 req/minDocs | Auth: NoneSDKs: Python |
Import methods | CSVManual | Not specified |
Export formats | CSVExcelJSON | Not specified |
| Plans & trust | ||
Capability signals | Universe builderFactors: Value, Quality, Momentum, Growth, LowVol, and SizeFactor exposurePerformance attributionPortfolio attributionPortfolio factor exposureCorrelation | VaR/ESMonte CarloRebalancingCorrelation |
Vendor & support | FactorsToday (operated by Lukasz R. Tomicki)Country: USSupport: Email | MBK Development LLCSupport: Forum |
Curation ratings | Not specified | Methodology 4/5Reliability 4/5UX 3/5 |
Green tags are exclusive to that tool in this comparison.
Pricing
Plans, billing, free trials, and monthly prices.ShowHide
Pricing
| Tier | ||
|---|---|---|
| Free plan | Free“Current public access”api: 10 requests/second/IP · access policy: No long-term free-access commitment published | Free |
Alternatives
Free alternatives
Questions we keep getting
What's the difference between FactorsToday and okama?
FactorsToday leans toward screeners, quant, and data visualizations, while okama puts more weight on quant, data visualizations, and portfolio. They overlap in 7 categories, so for most people it comes down to workflow preference and price.
How much do FactorsToday and okama cost?
Good news: both FactorsToday and okama have free plans, so you can run them side by side and only pay if you hit a wall.
Which is better for beginners: FactorsToday or okama?
okama 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 okama 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 okama?
It depends on what you're after. Pick FactorsToday if screeners and stock comparison matter to you; go with okama if you'd rather have monte carlo and ETF analysis. And if you only need the basics both share, let price decide.
What asset classes do FactorsToday and okama cover?
Both cover stocks, ETFs, and mutual funds. FactorsToday also handles closed-end funds. okama adds commodities and currencies on top.
Does FactorsToday or okama have real-time data?
FactorsToday offers real-time data, which matters if you trade actively. okama 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 okama?
FactorsToday exports to CSV and Excel. okama is stingier about getting data out.
Which has a better stock screener: FactorsToday or okama?
FactorsToday has a stock screener for surfacing ideas; okama doesn't, and focuses its energy elsewhere.
Can I track my portfolio with FactorsToday or okama?
Yes, both do portfolio tracking: holdings, performance, and allocation in one place.
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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.