VOL. XCIV, NO. 247

★ BEST INVESTING TOOLS COMPARISON ★

Wednesday, June 3, 2026

Tool Comparison · Wednesday, June 3, 2026

Firefly III vs PortfoliosLab

Firefly III vs PortfoliosLab: which investing tool fits your workflow? Compare pricing, features, platforms, and verdict in seconds.

Quick verdict
Firefly III logo

Firefly III

firefly-iii.org

Best for webhooks, and other

Pricing
Free
Platforms
Web, API
VS
PortfoliosLab logo

PortfoliosLab

portfolioslab.com

Best for watchlist, and backtesting

Pricing
Free • From $6.66/mo
Platforms
Web, API

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Comparison snapshot

Attribute
Firefly III
PortfoliosLab
Starting price
Free
Free • From $6.66/mo
Categories covered
4
14
Web app
Yes
Yes
Mobile app
No
No
API access
Yes
Yes
Regions
North America, Europe

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

PortfoliosLab if…

  • You’re a long-term or value-focused investor
  • You need portfolio and instrument analytics suite with 20+ tools for performance, risk and optimization (portfolio analysis, portfolio performance, stock comparison, sharpe, sortino, omega, martin, var, cvar, volatility models).
  • You need portfolio tracking for both static and transactional portfolios, including lazy model portfolios and public user portfolios, with benchmarking against indices and other portfolios.
  • You need backtesting of portfolios and single instruments with configurable rebalancing and long lookback windows (free limited to ~10 years, paid plans use 40+ years of data).

Consider alternatives if…

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

Side-by-side feature breakdown

AttributeFirefly IIIPortfoliosLab
Asset types
Other
StocksETFsMutual FundsFundsCryptosCurrencies
Experience
BeginnerIntermediateAdvanced
BeginnerIntermediateAdvanced
Regions
Not specified
North AmericaEurope
Data freshness
Not specified
End of Day
API access
REST
REST
Export formats
CSV
Not specified

Seen enough? Open either tool and try it now.

Pricing breakdown

Pricing details

Tool

Firefly III

Starting price

Free tierYes
Free trial

Plans & pricing

FreeFree

Tool

PortfoliosLab

$6.66/mo

Starting price

Free tierYes
Free trial

Plans & pricing

FreeFree
Plus$6.66/mo
Pro$15.83/mo
EnterpriseContact sales

Coverage overlap

Shared categories2

Categories where both tools offer overlapping coverage.

Firefly III strengths2

Categories covered by Firefly III only.

Community category leaders

Vote sentiment comparison

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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 PortfoliosLab?

Firefly III focuses on Portfolio, APIs & SDKs, and Webhooks while PortfoliosLab specializes in Portfolio, Watchlist, and Backtesting. They overlap in 2 categories, so choose based on your preferred workflow and pricing.

How much do Firefly III and PortfoliosLab cost?

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

Do Firefly III and PortfoliosLab 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 PortfoliosLab?

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 PortfoliosLab if Portfolio and instrument analytics suite with 20+ tools for performance, risk and optimization (portfolio analysis, portfolio performance, stock comparison, Sharpe, Sortino, Omega, Martin, VaR, CVaR, volatility models)., and Portfolio tracking for both static and transactional portfolios, including lazy model portfolios and public user portfolios, with benchmarking against indices and other portfolios. better fits how you invest.

What asset classes do Firefly III and PortfoliosLab cover?

Both cover common asset types. Firefly III also includes Other. PortfoliosLab adds coverage for Stocks, ETFs, Mutual Funds, Funds, Cryptos, and Currencies.

Can I export data from Firefly III and PortfoliosLab?

Firefly III supports data exports to CSV. PortfoliosLab has more limited export options.

Which has a better stock screener—Firefly III or PortfoliosLab?

PortfoliosLab includes a stock screener for finding investment ideas. Firefly III focuses on other analytical tools.

Can I track my portfolio with Firefly III or PortfoliosLab?

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

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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.