VOL. XCIV, NO. 247

★ FINANCIAL TOOLS & SERVICES DIRECTORY ★

PRICE: 5 CENTS

Tuesday, November 18, 2025

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Tool Comparison

Firefly III vs StockAlert.pro comparison

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

Quick takeaways

Firefly III adds Portfolio, and Other coverage that StockAlert.pro skips.

StockAlert.pro includes Alerts, Calendar, Dividends, Stock Ideas, Screeners, Data Visualizations, Watchlist, Data APIs, Playbooks & Case Studies, and Blogs categories that Firefly III omits.

In depth comparison

Firefly III

firefly-iii.org

An open-source, self-hosted personal finance manager licensed under AGPLv3. Offers full double-entry bookkeeping, REST APIs, and optional event webhooks. Exchange-rate conversion is available from v6.2 onward as an opt-in feature. Bank connections are handled separately through the Firefly Data Importer app.

Platforms

WebAPI

Pricing

Free

Quick highlights

Self-hosted open-source personal finance manager (AGPLv3 license).
Supports double-entry bookkeeping with budgets, categories, tags, and detailed reporting.
Comprehensive REST API (JSON) with OAuth2 and Personal Access Tokens, plus a full OpenAPI specification.
Event webhooks for transaction create/update/delete, enabled through environment configuration.
Separate Data Importer tool supports CSV and CAMT.053, with optional bank integrations via Salt Edge, GoCardless, and SimpleFIN.

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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

WebAPI

Pricing

FreeSubscription

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.

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Where they differ

Firefly III

Distinct strengths include:

Portfolio Other

Self-hosted open-source personal finance manager (AGPLv3 license).
Supports double-entry bookkeeping with budgets, categories, tags, and detailed reporting.
Comprehensive REST API (JSON) with OAuth2 and Personal Access Tokens, plus a full OpenAPI specification.
Event webhooks for transaction create/update/delete, enabled through environment configuration.

StockAlert.pro

Distinct strengths include:

Alerts Calendar Dividends Stock Ideas Screeners Data Visualizations Watchlist Data APIs

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

Attribute	Firefly III	StockAlert.pro
Categories Which research workflows each platform targets	Shared: APIs & SDKs, Webhooks Unique: Portfolio, Other	Shared: APIs & SDKs, Webhooks Unique: Alerts, Calendar, Dividends, Stock Ideas, Screeners, Data Visualizations, Watchlist, Data APIs, Playbooks & Case Studies, Blogs
Asset types Supported asset classes and universes	Other	Stocks, ETFs
Experience levels Who each product is built for	Beginner, Intermediate, Advanced	Beginner, Intermediate, Advanced
Platforms Where you can access the product	Web, API	Web, API
Pricing High-level pricing models	Free	Free, Subscription
Key features Core capabilities called out by each vendor	Unique Self-hosted open-source personal finance manager (AGPLv3 license). Supports double-entry bookkeeping with budgets, categories, tags, and detailed reporting. Comprehensive REST API (JSON) with OAuth2 and Personal Access Tokens, plus a full OpenAPI specification. Event webhooks for transaction create/update/delete, enabled through environment configuration. Separate Data Importer tool supports CSV and CAMT.053, with optional bank integrations via Salt Edge, GoCardless, and SimpleFIN. CSV export available for accounts, budgets, categories, tags, recurring transactions, subscriptions, piggy banks, rules, and more.	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	Not yet	Not yet
Editor pick Featured inside curated shortlists	Standard listing	Standard listing

Frequently Asked Questions

Which workflows do Firefly III and StockAlert.pro both support?

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

Do Firefly III and StockAlert.pro require subscriptions?

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

How can you access Firefly III and StockAlert.pro?

Both Firefly III 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?

Firefly III differentiates itself with Self-hosted open-source personal finance manager (AGPLv3 license)., Supports double-entry bookkeeping with budgets, categories, tags, and detailed reporting., and Comprehensive REST API (JSON) with OAuth2 and Personal Access Tokens, plus a full OpenAPI specification., 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..

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