VOL. XCIV, NO. 247

★ FINANCIAL TOOLS & SERVICES DIRECTORY ★

PRICE: 5 CENTS

Sunday, October 19, 2025

View Portfolio123View StockAlert.pro Home My Collections

Head-to-head

Portfolio123 vs StockAlert.pro comparison

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

Quick takeaways

Portfolio123 adds Quant, Backtesting, Portfolio, Correlation, and Broker Connectors coverage that StockAlert.pro skips.

StockAlert.pro includes Alerts, Dividends, Stock Ideas, Watchlist, Webhooks, Playbooks & Case Studies, and Blogs categories that Portfolio123 omits.

Portfolio123 highlights: Build custom multi-factor ranking systems and rank stocks by universe, sector, or industry., Spreadsheet-style screening with formulas (including Piotroski F-Score) across current and historical data., and Backtesting with realistic assumptions for slippage, commissions, buy/sell rules, position sizing, and hedging..

StockAlert.pro is known for: 21 alert types across price, technical (MA crosses, RSI), volume, fundamentals (P/E & forward P/E), dividends (ex‑date/payment), and time‑based reminders., Minute‑by‑minute monitoring during regular, pre‑market, and after‑hours sessions; notifications within seconds when conditions are met., and AI analysis that generates long‑form equity write‑ups and suggests 2–5 ‘smart alerts’ you can one‑click activate..

Portfolio123 logo

Portfolio123

portfolio123.com

Editor’s pick Hands-on review

Quant research and live-deployment platform with point-in-time fundamentals and estimates. Users can screen, backtest, and simulate strategies, then deploy them live with broker integrations. Supports API access and a no-code desktop DataMiner. FactSet or S&P Compustat licenses are required for full historical fundamentals.

Platforms

Web
Desktop
API

Pricing

Free
Subscription

Quick highlights

  • Build custom multi-factor ranking systems and rank stocks by universe, sector, or industry.
  • Spreadsheet-style screening with formulas (including Piotroski F-Score) across current and historical data.
  • Backtesting with realistic assumptions for slippage, commissions, buy/sell rules, position sizing, and hedging.
  • ‘Books’ feature to combine multiple strategies and view correlations between them.
  • Point-in-time fundamentals, estimates, and corporate actions with dividends handled on ex/pay dates (no survivorship bias or look-ahead).

Community votes (overall)

0% upvotes 0% downvotes
You haven't voted yet
View full profileVisit site
StockAlert.pro logo

StockAlert.pro

stockalert.pro

Alert‑first platform for stocks & ETFs with 21 configurable alert types (price/technical/volume/fundamental/dividends/time), a daily AI watchlist assistant, and an API with webhooks/SDKs. Free tier supports up to 50 alerts; Premium adds unlimited alerts and SMS. Coverage spans major U.S./European exchanges; market data may be up to ~15‑min delayed per terms.

Platforms

Web
API

Pricing

Free
Subscription

Quick highlights

  • 21 alert types across price, technical (MA crosses, RSI), volume, fundamentals (P/E & forward P/E), dividends (ex‑date/payment), and time‑based reminders.
  • Minute‑by‑minute monitoring during regular, pre‑market, and after‑hours sessions; notifications within seconds when conditions are met.
  • AI analysis that generates long‑form equity write‑ups and suggests 2–5 ‘smart alerts’ you can one‑click activate.
  • Intelligent watchlist that runs daily AI screens on tracked symbols and refreshes alert signals automatically.
  • Stocks & ETFs database plus a free ‘Undervalued (P/E)’ screener and a Dividend Calendar.

Community votes (overall)

0% upvotes 0% downvotes
You haven't voted yet
View full profileVisit site
Overlap

Shared focus areas

5 overlaps

Mutual strengths include Screeners, Calendar, and APIs & SDKs plus 2 more areas.

Where they differ

Portfolio123

Distinct strengths include:

Quant
Backtesting
Portfolio
Correlation
Broker Connectors
  • Build custom multi-factor ranking systems and rank stocks by universe, sector, or industry.
  • Spreadsheet-style screening with formulas (including Piotroski F-Score) across current and historical data.
  • Backtesting with realistic assumptions for slippage, commissions, buy/sell rules, position sizing, and hedging.
  • ‘Books’ feature to combine multiple strategies and view correlations between them.

StockAlert.pro

Distinct strengths include:

Alerts
Dividends
Stock Ideas
Watchlist
Webhooks
Playbooks & Case Studies
Blogs
  • 21 alert types across price, technical (MA crosses, RSI), volume, fundamentals (P/E & forward P/E), dividends (ex‑date/payment), and time‑based reminders.
  • Minute‑by‑minute monitoring during regular, pre‑market, and after‑hours sessions; notifications within seconds when conditions are met.
  • AI analysis that generates long‑form equity write‑ups and suggests 2–5 ‘smart alerts’ you can one‑click activate.
  • Intelligent watchlist that runs daily AI screens on tracked symbols and refreshes alert signals automatically.

Feature-by-feature breakdown

AttributePortfolio123StockAlert.pro
Categories

Which research workflows each platform targets

Shared: Screeners, Calendar, APIs & SDKs, Data APIs, Data Visualizations

Unique: Quant, Backtesting, Portfolio, Correlation, Broker Connectors

Shared: Screeners, Calendar, APIs & SDKs, Data APIs, Data Visualizations

Unique: Alerts, Dividends, Stock Ideas, Watchlist, Webhooks, Playbooks & Case Studies, Blogs

Asset types

Supported asset classes and universes

Stocks, ETFs

Stocks, ETFs

Experience levels

Who each product is built for

Beginner, Intermediate, Advanced

Beginner, Intermediate, Advanced

Platforms

Where you can access the product

Web, Desktop, API

Web, API

Pricing

High-level pricing models

Free, Subscription

Free, Subscription

Key features

Core capabilities called out by each vendor

Unique

  • Build custom multi-factor ranking systems and rank stocks by universe, sector, or industry.
  • Spreadsheet-style screening with formulas (including Piotroski F-Score) across current and historical data.
  • Backtesting with realistic assumptions for slippage, commissions, buy/sell rules, position sizing, and hedging.
  • ‘Books’ feature to combine multiple strategies and view correlations between them.
  • Point-in-time fundamentals, estimates, and corporate actions with dividends handled on ex/pay dates (no survivorship bias or look-ahead).
  • Coverage of 15,000+ equities in the U.S., Canada, and Europe, including delisted stocks and spinoffs.

Unique

  • 21 alert types across price, technical (MA crosses, RSI), volume, fundamentals (P/E & forward P/E), dividends (ex‑date/payment), and time‑based reminders.
  • Minute‑by‑minute monitoring during regular, pre‑market, and after‑hours sessions; notifications within seconds when conditions are met.
  • AI analysis that generates long‑form equity write‑ups and suggests 2–5 ‘smart alerts’ you can one‑click activate.
  • Intelligent watchlist that runs daily AI screens on tracked symbols and refreshes alert signals automatically.
  • Stocks & ETFs database plus a free ‘Undervalued (P/E)’ screener and a Dividend Calendar.
  • Developer API: REST + real‑time webhooks, API key auth, official SDKs (TS/JS, Python), Slack app, and n8n node; published endpoints for alerts, watchlists, and webhooks.
Tested

Verified by hands-on testing inside Find My Moat

Yes

Not yet

Editor pick

Featured inside curated shortlists

Highlighted

Standard listing

Frequently Asked Questions

Which workflows do Portfolio123 and StockAlert.pro both support?

Both platforms cover Screeners, Calendar, APIs & SDKs, Data APIs, and Data Visualizations workflows, so you can research those use cases in either tool before digging into the feature differences below.

Do Portfolio123 and StockAlert.pro require subscriptions?

Both Portfolio123 and StockAlert.pro keep freemium access with optional paid upgrades, so you can trial each platform before committing.

How can you access Portfolio123 and StockAlert.pro?

Both Portfolio123 and StockAlert.pro prioritize web or desktop access. Investors wanting a mobile-first workflow may need to rely on responsive web views.

What unique strengths set the two platforms apart?

Portfolio123 differentiates itself with Build custom multi-factor ranking systems and rank stocks by universe, sector, or industry., Spreadsheet-style screening with formulas (including Piotroski F-Score) across current and historical data., and Backtesting with realistic assumptions for slippage, commissions, buy/sell rules, position sizing, and hedging., whereas StockAlert.pro stands out for 21 alert types across price, technical (MA crosses, RSI), volume, fundamentals (P/E & forward P/E), dividends (ex‑date/payment), and time‑based reminders., Minute‑by‑minute monitoring during regular, pre‑market, and after‑hours sessions; notifications within seconds when conditions are met., and AI analysis that generates long‑form equity write‑ups and suggests 2–5 ‘smart alerts’ you can one‑click activate..

Keep exploring

Stay on top of related tools

Browse the categories and profiles that overlap most with this comparison to round out your shortlist.

Recommended tools

These profiles share overlapping coverage with both sides of this matchup.

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.