VOL. XCIV, NO. 247
★ BEST INVESTING TOOLS COMPARISON ★
NO ADVICE
Wednesday, June 3, 2026
Tool Comparison · Wednesday, June 3, 2026
Firefly III vs StockAlert Pro
Firefly III vs StockAlert Pro: which investing tool fits your workflow? Compare pricing, features, platforms, and verdict in seconds.
Firefly III
firefly-iii.org
Best for portfolio, and other
- Pricing
- Free
- Platforms
- Web, API
StockAlert Pro
stockalert.pro
Best for alerts, and calendar
- Pricing
- Free • Paid plans available
- Platforms
- Web, API
Outbound links may include affiliate or sponsor codes.
Comparison snapshot
Who should choose which?
Choose
Firefly III if…
- You need self-hosted open-source personal finance manager (agplv3 license).
- You need supports double-entry bookkeeping with budgets, categories, tags, and detailed reporting.
- You need comprehensive rest api (json) with oauth2 and personal access tokens, plus a full openapi specification.
- You need api documentation now notes ongoing versioned diffs from v6.4.0 onward and primary-currency conversion fields when exchange-rate conversion is enabled.
Choose
StockAlert Pro if…
- You need 22 alert types across price, technical (ma crosses, rsi), volume, fundamentals (p/e, forward p/e, earnings, insider activity), dividends (ex-date/payment), and time-based reminders.
- You need minute‑by‑minute monitoring during regular, pre‑market, and after‑hours sessions; notifications within seconds when conditions are met.
- You need ai analysis that generates long‑form equity write‑ups and suggests 2–5 ‘smart alerts’ you can one‑click activate.
- You need intelligent watchlist that runs daily ai screens on tracked symbols and refreshes alert signals automatically.
Consider alternatives if…
- You want broader category coverage in one tool.
- Neither pricing tier fits your budget.
Side-by-side feature breakdown
| Attribute | Firefly III | StockAlert Pro |
|---|---|---|
Asset types | Other | StocksETFs |
Experience | BeginnerIntermediateAdvanced | BeginnerIntermediateAdvanced |
Regions | Not specified | North AmericaEurope |
Data freshness | Not specified | 15-min DelayedEnd of Day |
API access | REST | REST |
Export formats | CSV | JSON |
Seen enough? Open either tool and try it now.
Pricing breakdown
Tool
Firefly III
—
Starting price
Plans & pricing
Tool
StockAlert Pro
$12.49/mo
Starting price
Plans & pricing
Coverage overlap
Categories covered by StockAlert Pro only.
Community category leaders
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 Firefly III and StockAlert Pro?
Firefly III focuses on Portfolio, APIs & SDKs, and Webhooks while StockAlert Pro specializes in Alerts, Calendar, and Dividends. They overlap in 2 categories, so choose based on your preferred workflow and pricing.
How much do Firefly III and StockAlert Pro cost?
Good news—both Firefly III and StockAlert Pro offer free plans. You can try each platform without commitment and only pay when you need premium features.
Do Firefly III and StockAlert Pro 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 Firefly III or StockAlert Pro?
Choose Firefly III if you need Self-hosted open-source personal finance manager (AGPLv3 license)., and Supports double-entry bookkeeping with budgets, categories, tags, and detailed reporting.. Go with StockAlert Pro if 22 alert types across price, technical (MA crosses, RSI), volume, fundamentals (P/E, forward P/E, earnings, insider activity), dividends (ex-date/payment), and time-based reminders., and Minute‑by‑minute monitoring during regular, pre‑market, and after‑hours sessions; notifications within seconds when conditions are met. better fits how you invest.
What asset classes do Firefly III and StockAlert Pro cover?
Both cover common asset types. Firefly III also includes Other. StockAlert Pro adds coverage for Stocks, and ETFs.
Can I export data from Firefly III and StockAlert Pro?
Firefly III supports data exports to CSV. StockAlert Pro has more limited export options.
Which has a better stock screener—Firefly III or StockAlert Pro?
StockAlert Pro includes a stock screener for finding investment ideas. Firefly III focuses on other analytical tools.
Can I track my portfolio with Firefly III or StockAlert Pro?
Firefly III offers portfolio tracking features. StockAlert Pro is more focused on research and analysis.
Other tools you might like
These profiles share overlapping coverage with both sides of this matchup.
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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.