VOL. XCIV, NO. 247

★ BEST INVESTING TOOLS COMPARISON ★

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Tuesday, February 24, 2026

Tool Comparison

Reflexivity vs Testfol.io comparison

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

Reflexivity logo

Reflexivity

reflexivity.com

PricingSubscription
PlatformsWeb, API
Testfol.io logo

Testfol.io

testfol.io

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

At a glance

Platforms
ReflexivityWeb, API
Testfol.ioWeb
Categories
Reflexivity14
Testfol.io5
Pricing details

Tool

Reflexivity

Starting price

Free tierNo
Free trial

Plans & pricing

Pricing not published

Tool

Testfol.io

Starting price

Free tierYes
Free trial

Plans & pricing

Free (Anonymous)Free
Free accountFree
Category leaders
ScreenersReflexivity
PortfolioReflexivity
NewsReflexivity
AlertsReflexivity
TranscriptsReflexivity
Browse the #1 tool in 90+ categories

Vote sentiment comparison

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Platform details

AttributeReflexivityTestfol.io
Asset types
StocksETFsBondsCommoditiesCurrencies
StocksETFsMutual Funds
Experience
IntermediateAdvanced
IntermediateAdvanced
Regions
North AmericaEuropeAPACLatAmMiddle EastAfrica
Not specified
Data freshness
Real-timeEnd of Day
End of Day
API access
Not specifiedNot specified
Export formats
Excel
CSV

Coverage overlap

Shared categories2

Categories where both tools offer overlapping coverage.

Testfol.io strengths3

Categories covered by Testfol.io only.

Frequently Asked Questions

What's the difference between Reflexivity and Testfol.io?

Reflexivity focuses on Screeners, Quant, and Performance Attribution while Testfol.io specializes in Backtesting, Correlation, and Risk Metrics. They overlap in 2 categories, so choose based on your preferred workflow and pricing.

Is Reflexivity or Testfol.io free to use?

Testfol.io offers a free tier that lets you get started without paying, while Reflexivity requires a subscription. If budget is a concern, start with Testfol.io and upgrade later if you need more advanced features.

Does Reflexivity or Testfol.io have an API?

Reflexivity provides API access for programmatic data retrieval and custom integrations. Testfol.io doesn't currently offer an API, so you'll need to use their web interface.

Should I choose Reflexivity or Testfol.io?

Choose Reflexivity if you need Institutional-grade AI research environment with verified data from S&P Global, Refinitiv Datastream, Nasdaq, and Cboe-all included without the need for separate data contracts., and Deep Research agent that can write and execute Python, run backtests, generate Excel models, export code and data, and produce publication-ready reports.. Go with Testfol.io if Portfolio Backtester for constructing multi-asset portfolios (tickers like ETFs, mutual funds, and stocks) with cashflow legs and rebalancing controls (incl. rebalance bands)., and Backtest results include performance & risk statistics such as cumulative return, CAGR, MWRR, max drawdown, volatility, Sharpe/Sortino, beta, etc. better fits how you invest.

What asset classes do Reflexivity and Testfol.io cover?

Both cover Stocks, and ETFs. Reflexivity also includes Bonds, Commodities, and Currencies. Testfol.io adds coverage for Mutual Funds.

Does Reflexivity or Testfol.io have real-time data?

Reflexivity offers real-time data feeds, which is essential for active traders. Testfol.io 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 Reflexivity and Testfol.io?

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

Which has a better stock screener—Reflexivity or Testfol.io?

Reflexivity includes a stock screener for finding investment ideas. Testfol.io focuses on other analytical tools.

Can I track my portfolio with Reflexivity or Testfol.io?

Reflexivity offers portfolio tracking features. Testfol.io is more focused on research and analysis.

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.