VOL. XCIV, NO. 247

★ BEST INVESTING TOOLS COMPARISON ★

NO ADVICE

Wednesday, February 18, 2026

Tool Comparison

ETF Insider vs Firefly III comparison

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

ETF Insider logo

ETF Insider

etfinsider.co

PricingFree, Subscription, Other
PlatformsWeb, API
Editor's pickHands-on review
Firefly III logo

Firefly III

firefly-iii.org

PricingFree
PlatformsWeb, API
Top 50 Investing ToolsThe global ranking of the best investing tools, ranked by community votes.

At a glance

Platforms
ETF InsiderWeb, API
Firefly IIIWeb, API
Categories
ETF Insider14
Firefly III4
Pricing details

Tool

ETF Insider

$14/mo

Starting price

Free tierYes
Free trial

Plans & pricing

FreeFree
Pro$14/mo
EnterpriseContact sales

Tool

Firefly III

Starting price

Free tierYes
Free trial

Plans & pricing

FreeFree

Vote sentiment comparison

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Platform details

AttributeETF InsiderFirefly III
Asset types
ETFsMutual FundsStocks
Other
Experience
BeginnerIntermediateAdvanced
BeginnerIntermediateAdvanced
Regions
North America
Not specified
Data freshness
Real-time
Not specified
API access
Not specified
REST
Export formats
ImagePDFExcel
CSV

Coverage overlap

Shared categories2

Categories where both tools offer overlapping coverage.

Firefly III strengths2

Categories covered by Firefly III only.

Frequently Asked Questions

What's the difference between ETF Insider and Firefly III?

ETF Insider focuses on ETF Screeners, Screeners, and Data Visualizations while Firefly III specializes in Portfolio, APIs & SDKs, and Webhooks. They overlap in 2 categories, so choose based on your preferred workflow and pricing.

How much do ETF Insider and Firefly III cost?

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

Do ETF Insider and Firefly III 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 ETF Insider or Firefly III?

Choose ETF Insider if you need Interactive web app that visualizes portfolios from the perspective of their underlying assets using a central network diagram and portfolio/assets tabs for drill‑downs., and Supports ETFs, mutual funds and stocks as input assets, with full look‑through to all underlying holdings and tools to understand overlap, sector, geographic and market‑cap concentration.. Go with Firefly III if Self-hosted open-source personal finance manager (AGPLv3 license)., and Supports double-entry bookkeeping with budgets, categories, tags, and detailed reporting. better fits how you invest.

What asset classes do ETF Insider and Firefly III cover?

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

Does ETF Insider or Firefly III have real-time data?

ETF Insider offers real-time data feeds, which is essential for active traders. Firefly III uses delayed or end-of-day data, which works fine for longer-term investors who don't need up-to-the-second quotes.

Can I export data from ETF Insider and Firefly III?

Both platforms let you export data to spreadsheets (). This is useful for custom analysis or record-keeping.

Which has a better stock screener—ETF Insider or Firefly III?

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

Can I track my portfolio with ETF Insider or Firefly III?

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

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.