★ BEST INVESTING TOOLS COMPARISON ★
VOL. XCIV, NO. 247
Tool comparison edition
Tool Comparison
Global Factor Data (JKP Factors) vs okama
Pick Global Factor Data (JKP Factors) instead if
Global Factor Data (JKP Factors)
Free · Web · Other
- You care about factor exposure, something okama doesn't offer
Start here
okama
Free · Web · API
- You want an API so you can script or automate things
- You care about portfolio, correlation, and backtesting, things Global Factor Data (JKP Factors) 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
Global Factor Data (JKP Factors) and okama cover a lot of the same ground (3 shared categories, APIs & data feeds, quant, and data visualizations), so for the basics you won't go far wrong with either. okama simply does more: 10 categories to Global Factor Data (JKP Factors)'s 4, including portfolio, correlation, and backtesting. Global Factor Data (JKP Factors) counters by being completely free.
What readers say
Global Factor Data (JKP Factors)
Vote once to reveal the community verdict.
okama
Vote once to reveal the community verdict.
Key differences at a glance
- Asset coverage
- okamaAdds ETFs and commodities
- Broader coverage
- okama10 vs 4 categories
- API access
- okama
- Beginner friendly
- okama
- Free plan
- Both
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 | Free | Free |
Free tier | Yes | Yes |
Free trial | — | — |
Plan limits | Free (non-commercial license): license: Academic research + personal non-commercial only; other use/redistrib... | — |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | No | No |
API access | No | Yes |
Broker sync | — | No |
Integrations | WRDS and GitHub | — |
| Audience & fit | ||
Experience level | Advanced | Beginner, Intermediate, Advanced |
Best for | Quants/Developers, Analysts +1 more | — |
Categories covered | 4 | 10 |
Regions | North America, Europe, APAC, LatAm, Middle East, Africa | North America, Europe, APAC, Middle East |
| Data & capabilities | ||
Data quality | Granularity: EOD | 3 signals: Latency: End of Day and 15-min Delayed, Granularity: EOD +1 more |
Data partners | 3 partners: WRDS, CRSP +1 more | — |
Capabilities | — | 4 signals: VaR/ES, Monte Carlo +2 more |
| Try it | Visit Global Factor Data (JKP Factors) | Visit okama |
Where each one shines
What Global Factor Data (JKP Factors) and okama each do best.ShowHide
Where each one shines
What Global Factor Data (JKP Factors) and okama each do best.What Global Factor Data (JKP Factors) does best
- Study global equity factor returns tied to "Is There a Replication Crisis in Finance?" from the Journal of Finance.
- Explore 153 analyzed factors across 13 themes and 93 countries, with broader documentation referencing 406 characteristics and associated factor portfolios.
- Use daily and monthly factor-return series with equal-weighted, value-weighted, and capped-value-weighted options where available.
- Compare excess returns in USD across countries, regions, themes, factors, frequencies, and weighting schemes in the web interface.
- Use analysis pages for factors to watch, advanced filters, cumulative performance charts, and metrics such as Sharpe ratio, average return, volatility, information ratio, alpha, and beta.
What okama does best
- Use web widgets for efficient frontier visualization, asset comparison, and adjusted monthly portfolio risk/return analysis.
- Work in Python for constrained mean-variance optimization, multi-period efficient-frontier optimization, rebalancing constraints, and portfolio simulations.
- Analyze risk with VaR, CVaR, semideviation, drawdowns, volatility, correlations, and related portfolio statistics.
- Run Monte Carlo simulations and wealth-index forecasts with percentile bands for scenario analysis.
- Model contributions and withdrawals when testing portfolio paths, cash-flow assumptions, or retirement-style scenarios.
Every detail we compared
Every tracked attribute for Global Factor Data (JKP Factors) and okama, side by side.ShowHide
Every detail we compared
Every tracked attribute for Global Factor Data (JKP Factors) and okama, side by side.| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | Stocks | StocksETFsCommoditiesCurrenciesMutual Funds |
Experience | Advanced | BeginnerIntermediateAdvanced |
Target audience | Quants/DevelopersAnalystsStudents/Researchers | Not specified |
Regions | North AmericaEuropeAPACLatAmMiddle EastAfrica | North AmericaEuropeAPACMiddle East |
Coverage details | Not specified | Identifiers: Ticker |
| Data | ||
Data freshness | Not specified | End of Day15-min Delayed |
Data granularity | EOD | EOD |
Data partners | WRDSCRSPCompustat | Not specified |
| Access & integrations | ||
API protocols | Not specified | REST |
API auth & delivery | Not specified | Auth: NoneSDKs: Python |
Integrations | WRDSGitHub | Not specified |
| Plans & trust | ||
Capability signals | Not specified | VaR/ESMonte CarloRebalancingCorrelation |
Vendor & support | Global Factor Data (Jensen, Kelly, Pedersen)Support: Forum and 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.
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 | Free“Free (non-commercial license)”license: Academic research + personal non-commercial only; other use/redistrib... | Free |
Questions we keep getting
What's the difference between Global Factor Data (JKP Factors) and okama?
Global Factor Data (JKP Factors) leans toward APIs & data feeds, quant, and data visualizations, while okama puts more weight on quant, data visualizations, and portfolio. They overlap in 3 categories, so for most people it comes down to workflow preference and price.
How much do Global Factor Data (JKP Factors) and okama cost?
Good news: both Global Factor Data (JKP Factors) 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: Global Factor Data (JKP Factors) 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.
Does Global Factor Data (JKP Factors) or okama have an API?
okama has an API for programmatic access and custom integrations. Global Factor Data (JKP Factors) doesn't, so you're working through its interface.
Should I choose Global Factor Data (JKP Factors) or okama?
It depends on what you're after. Pick Global Factor Data (JKP Factors) if factor exposure matter to you; go with okama if you'd rather have portfolio and correlation. And if you only need the basics both share, let price decide.
What asset classes do Global Factor Data (JKP Factors) and okama cover?
Both cover stocks. okama adds ETFs, commodities, and currencies on top.
Can I track my portfolio with Global Factor Data (JKP Factors) or okama?
okama handles portfolio tracking. Global Factor Data (JKP Factors) is really a research tool; you'd track your portfolio elsewhere.
Keep researching
Other tools you might like
Keep Exploring
Feedback
Spot stale pricing, missing features, or a comparison that feels off? Send feedback on the verdict, table, alternatives, or recommendation.
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.