VOL. XCIV, NO. 247

★ BEST INVESTING TOOLS COMPARISON ★

NO ADVICE

Tuesday, February 17, 2026

Tool Comparison

Danelfin vs Portfolio123 comparison

Compare pricing, supported platforms, categories, and standout capabilities to decide which tool fits your workflow.

Danelfin logo

Danelfin

danelfin.com

PricingFree, Subscription
PlatformsWeb, API
Hands-on review
Portfolio123 logo

Portfolio123

portfolio123.com

PricingFree, Subscription
PlatformsWeb, API, Desktop
Editor's pickHands-on review
Top 50 Investing ToolsThe global ranking of the best investing tools, ranked by community votes.

At a glance

Platforms
DanelfinWeb, API
Portfolio123Web, API, Desktop
Categories
Danelfin8
Portfolio12320
Pricing details

Tool

Danelfin

$25/mo

Starting price

Free tierYes
Free trial

Plans & pricing

Free (Web)Free
Plus (Web)$25/mo
Pro (Web)$70/mo
API Basic$70/mo
API Expert$199/mo
API Elite$599/mo

Tool

Portfolio123

$25/mo

Starting price

Free tierYes
Free trial

Plans & pricing

Manage (Free)Free
Retail Research Plans$25/mo
Professional / API & Data LicensesContact sales
Research TrialOne-time
Category leaders
ScreenersPortfolio123
BacktestingPortfolio123
AlertsDanelfin
FinancialsPortfolio123
Browse the #1 tool in 90+ categories

Vote sentiment comparison

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Platform details

AttributeDanelfinPortfolio123
Asset types
StocksETFs
StocksETFsClosed-End Funds
Experience
BeginnerIntermediateAdvanced
BeginnerIntermediateAdvanced
Regions
North AmericaEurope
North AmericaEurope
Data freshness
End of Day
Real-timeEnd of Day
API access
REST
REST
Export formats
CSVJSON
JSON

Coverage overlap

Shared categories5

Categories where both tools offer overlapping coverage.

Frequently Asked Questions

What's the difference between Danelfin and Portfolio123?

Danelfin focuses on Stock Ideas, Screeners, and Portfolio while Portfolio123 specializes in Screeners, Data Visualizations, and Quant. They overlap in 5 categories, so choose based on your preferred workflow and pricing.

How much do Danelfin and Portfolio123 cost?

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

Do Danelfin and Portfolio123 have APIs?

Yes, both platforms offer API access for developers and quants who want to build custom integrations or automate their workflows.

Should I choose Danelfin or Portfolio123?

Choose Danelfin if you need AI Score (1–10) estimates the probability of a stock or ETF outperforming the market over the next three months, based on daily analysis of ~10,000 features per stock across technical, fundamental, and sentiment data., and Coverage includes U.S.-listed stocks and ETFs as well as STOXX 600 European stocks, with historical daily AI Scores available since 2017.. Go with Portfolio123 if 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. better fits how you invest.

What asset classes do Danelfin and Portfolio123 cover?

Both cover Stocks, and ETFs. Portfolio123 adds coverage for Closed-End Funds.

Does Danelfin or Portfolio123 have real-time data?

Portfolio123 offers real-time data feeds, which is essential for active traders. Danelfin uses delayed or end-of-day data, which works fine for longer-term investors who don't need up-to-the-second quotes.

Can I export data from Danelfin and Portfolio123?

Danelfin supports data exports to CSV, and JSON. Portfolio123 has more limited export options.

Can Danelfin or Portfolio123 connect to my broker?

Portfolio123 connects with brokers for portfolio syncing. Danelfin requires manual portfolio entry or data import.

Which has a better stock screener—Danelfin or Portfolio123?

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

Can I track my portfolio with Danelfin or Portfolio123?

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

Keep Exploring

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.