VOL. XCIV, NO. 247

★ BEST INVESTING TOOLS COMPARISON ★

Wednesday, June 3, 2026

Tool Comparison · Wednesday, June 3, 2026

Ahrefs vs Portfolio123

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

Quick verdict
Ahrefs logo

Ahrefs

ahrefs.com

Best for app & website traffic

Pricing
Free • From $29/mo
Platforms
Web, Desktop, API
VS
Portfolio123 logo

Portfolio123

Pick

portfolio123.com

Best for screeners, and data visualizations

Pricing
Free • From $25/mo
Platforms
Web, API, Desktop

Outbound links may include affiliate or sponsor codes.

Comparison snapshot

Attribute
Ahrefs
Portfolio123
Starting price
Free • From $29/mo
Free • From $25/mo
Categories covered
3
20
Web app
Yes
Yes
Mobile app
No
No
API access
Yes
Yes
Regions
North America, Europe

Who should choose which?

Choose

Ahrefs if…

  • You need ahrefs web analytics is a free, privacy-friendly website analytics product (no cookies / no personal data stored by default) with up to 1m events/month per site on the free tier; higher event volumes are paid per-project add-ons.
  • You need website traffic checker provides estimated traffic and key metrics (including organic and paid search traffic) and shows traffic progression globally and locally (country breakdown). bulk-check supports up to 200 websites at once.
  • You need ahrefs webmaster tools (awt) is free for verified website owners and includes limited access to web analytics, site audit, and site explorer; competitor analysis for unverified sites is not included.
  • You need paid plans (starter/lite/standard/advanced/enterprise) scale via plan limits (projects, historical data depth, tracked keywords/prompts, crawl credits, export rows) and credits/api integration units.

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.
  • 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.
  • You need ai factor lets users train machine‑learning factors and plug them into ranking systems and strategies alongside traditional factors, with supporting api endpoints.

Consider alternatives if…

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

Side-by-side feature breakdown

AttributeAhrefsPortfolio123
Asset types
Other
StocksETFsClosed-End Funds
Experience
BeginnerIntermediateAdvanced
BeginnerIntermediateAdvanced
Regions
Not specified
North AmericaEurope
Data freshness
Real-time
Real-timeEnd of Day
API access
REST
REST
Export formats
CSVPDF
JSON

Seen enough? Open either tool and try it now.

Pricing breakdown

Pricing details

Tool

Ahrefs

$29/mo

Starting price

Free tierYes
Free trial

Plans & pricing

Webmaster Tools (AWT)Free
Starter$29/mo
Lite$129/mo
Standard$249/mo
Advanced$449/mo
Enterprise$1499/mo

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

Coverage overlap

Shared categories2

Categories where both tools offer overlapping coverage.

Community category leaders

ScreenersPortfolio123
Stock IdeasPortfolio123
PortfolioPortfolio123
WatchlistPortfolio123
BacktestingPortfolio123
FinancialsPortfolio123
Browse the #1 tool in 90+ categories

Vote sentiment comparison

Loading sentiment chart...

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

Frequently Asked Questions

What's the difference between Ahrefs and Portfolio123?

Ahrefs focuses on App & Website Traffic, Data APIs, and APIs & SDKs while Portfolio123 specializes in Screeners, Data Visualizations, and Quant. They overlap in 2 categories, so choose based on your preferred workflow and pricing.

How much do Ahrefs and Portfolio123 cost?

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

Do Ahrefs 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 Ahrefs or Portfolio123?

Choose Ahrefs if you need Ahrefs Web Analytics is a free, privacy-friendly website analytics product (no cookies / no personal data stored by default) with up to 1M events/month per site on the free tier; higher event volumes are paid per-project add-ons., and Website Traffic Checker provides estimated traffic and key metrics (including organic and paid search traffic) and shows traffic progression globally and locally (country breakdown). Bulk-check supports up to 200 websites at once.. 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 Ahrefs and Portfolio123 cover?

Both cover common asset types. Ahrefs also includes Other. Portfolio123 adds coverage for Stocks, ETFs, and Closed-End Funds.

Do Ahrefs and Portfolio123 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 Ahrefs and Portfolio123?

Ahrefs supports data exports to CSV, and PDF. Portfolio123 has more limited export options.

Can Ahrefs or Portfolio123 connect to my broker?

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

Which has a better stock screener—Ahrefs or Portfolio123?

Portfolio123 includes a stock screener for finding investment ideas. Ahrefs focuses on other analytical tools.

Can I track my portfolio with Ahrefs or Portfolio123?

Portfolio123 offers portfolio tracking features. Ahrefs is more focused on research and analysis.

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

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.