VOL. XCIV, NO. 247

Free Alternatives to Curvo Backtest

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Free replacement verdicts

Free Alternatives to Curvo Backtest

Zero-cost replacements grouped by fit, tradeoffs, pricing friction, and platform access. Use this list to test Curvo Backtest before paying for another subscription.

Switching from Curvo Backtest doesn't have to cost a thing. We've curated 3 free-tier alternatives that cover similar workflows, from Backtesting to Correlation and beyond. Each pick below is framed by fit, caveats, and access friction so you can trial replacements without opening your wallet.

Visit Curvo Backtest All alternatives Tool details

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Which Alternative Should You Use?

okama

Closest replacement

Best for: Technical users who want a free, open-source Python toolkit for portfolio optimization, risk metrics, Monte Carlo, and historical market or macro data.

okama best matches the base workflow on strategy backtesting, portfolio analytics, and charting and technical analysis.
okama also has a free plan, so you can try it without paying. Free-plan limits: Open-source Python library and free API access to end-of-day historical market data and macroeconomic indicators.

Watch for: Developer-oriented workflow: okama is designed for Python, API, and widget workflows. Nontechnical investors may find a hosted portfolio tracker easier to use.

Explore okama documentation

Details Compare

PortfoliosLab

Best audience fit

Best for: Long-term investors who want portfolio backtests, risk metrics, correlations, optimization, and screeners in one web service.

PortfoliosLab best matches the base workflow on strategy backtesting, portfolio analytics, and charting and technical analysis.
PortfoliosLab also has a free plan, so you can try it without paying. Free-plan limits: Signup required. Free plan includes 1 watchlist, 100 symbols, 15 holdings per portfolio, 10 calculations/month, and 5 years of history.

Watch for: Free tier is small: Free access is capped at 1 watchlist, 100 symbols, 15 holdings per portfolio, 10 calculations per month, and 5 years of history.

Analyze portfolios on PortfoliosLab

Details Compare

Testfol.io

Strong runner-up

Best for: Investors testing portfolio allocations, rebalancing rules, cash flows, leveraged ETFs, tactical signals, and historical risk and return.

Testfol.io best matches the base workflow on strategy backtesting, portfolio analytics, and charting and technical analysis.
Testfol.io also has a free plan, so you can try it without paying. Free-plan limits: Free accounts unlock higher limits and cloud saves without a card.

Watch for: Free account unlocks important limits: Anonymous use is available. A free account and paid plans add cloud saves, tools, and higher limits.

Use Testfol.io

Details Compare

Detailed Alternatives

I want to

Pay lessFill a gapUpgrade overall

Free tiers first, then the lowest starting price.

Closest replacement

okama

Tested by us

Bottom line: Technical users who want a free, open-source Python toolkit for portfolio optimization, risk metrics, Monte Carlo, and historical market or macro data.

Keep

Backtesting
Portfolio
Risk Metrics
Monte Carlo
Correlation
Data Visualizations

Gain

Quant
APIs & Data Feeds
ETF Analysis
Macro Data

Lose

No missing capabilities listed.

Watch out

Avoid as a full replacement if you rely on fund research.
Free-plan limits: Open-source Python library and free API access to end-of-day historical market data and macroeconomic indicators. Public documentation currently describes okama 2.3.0.
Developer-oriented workflow: okama is designed for Python, API, and widget workflows. Nontechnical investors may find a hosted portfolio tracker easier to use.

Cost: Free, no signup; Free onlyno paid tier

Fit: Drop-in replacement

Explore okama documentation Compare

Full review and details

Partial replacement

Testfol.io

Bottom line: Investors testing portfolio allocations, rebalancing rules, cash flows, leveraged ETFs, tactical signals, and historical risk and return.

Keep

Backtesting
Risk Metrics
Correlation

Gain

Quant
Compounding Calculator

Lose

Portfolio
Monte Carlo
Data Visualizations

Watch out

Avoid as a full replacement if you rely on fund research.
Free-plan limits: Free accounts unlock higher limits and cloud saves without a card. Pro costs $15 per month or $150 per year. Pro+ costs $30 per month or $300 per year. Testfolio calls these early-member rates. Paid plans have a 7-day free trial. Subscribers keep their early-member rate while the subscription remains active. Canceling ends the price lock.
Free account unlocks important limits: Anonymous use is available. A free account and paid plans add cloud saves, tools, and higher limits.

Cost

Free, no signup

$15/moto go paid

Curvo Backtest has no paid plan

Fit: Partial replacement

Use Testfol.io Compare

Full review and details

Best audience fit

PortfoliosLab

Bottom line: Long-term investors who want portfolio backtests, risk metrics, correlations, optimization, and screeners in one web service.

Keep

Backtesting
Portfolio
Risk Metrics
Correlation
Data Visualizations

Gain

Watchlist
Factor Exposure
Performance Attribution
Stock Comparison

Lose

Monte Carlo

Watch out

Avoid as a full replacement if you rely on fund research.
Free-plan limits: Signup required. Free plan includes 1 watchlist, 100 symbols, 15 holdings per portfolio, 10 calculations/month, and 5 years of history. Annual billing works out to $8.33 per month for Plus, $20.83 for Pro, and $75 for Max.
Free tier is small: Free access is capped at 1 watchlist, 100 symbols, 15 holdings per portfolio, 10 calculations per month, and 5 years of history.

Cost

Free with signup

$8.33/moto go paid, billed yearly

Curvo Backtest has no paid plan

Fit: Drop-in replacement

Analyze portfolios on PortfoliosLab Compare

Full review and details

What This Shortlist Tells You

okama is the closest drop-in replacement with overlapping coverage in Backtesting, Portfolio, and Risk Metrics while adding Quant and APIs & Data Feeds coverage and Interactive Efficient Frontier mean-variance widget. and Compare-assets widget covering returns, drawdowns, CVaR, and correlations. features (workflow overlap ~100%).

Every pick keeps a free tier; start with okama, PortfoliosLab, and Testfol.io to road-test Curvo Backtest workflows without paying up front.

Round out your stack with new coverage areas like Quant, APIs & Data Feeds, ETF Analysis, and Macro Data.

Coverage Snapshot

Where alternatives already align

Most shared categories across the top matches.

Backtesting×3 Correlation×3 Risk Metrics×3 Data Visualizations×2 Portfolio×2 Monte Carlo×1

New angles introduced

Categories the alternatives add beyond Curvo Backtest.

Quant+3 APIs & Data Feeds+2 AI Chat+1 AI Research+1 Compounding Calculator+1 ETF Analysis+1 ETF Comparison+1 ETF Screeners+1

Free Access & Pricing

Free to start

All 3

All 3 have a standing free tier, not a trial.

Paid plans from

$8.33/mo

PortfoliosLab is the cheapest listed monthly upgrade. No comparable monthly price is listed for Curvo Backtest.

Mobile app

0 of 3

0 add a mobile app that Curvo Backtest lacks.

API access

2 of 3

2 expose an API or data feed, usually on a paid plan.

Hands-on tested

1 of 3

1 tested hands-on. 0 are analyst picks.

Coverage overlap

81%

Average share of Curvo Backtest categories each alternative covers.

Free Alternatives FAQ

What are the best free alternatives to Curvo Backtest?

okama, PortfoliosLab, and Testfol.io cover the most Curvo Backtest workflows without a paid plan, in that order.

Do these picks stay permanently free?

Yes. Every tool listed has a standing free tier, not a trial. Expect caps on exports, seats, or history once you use it heavily.

Which Curvo Backtest workflows stay covered on the free plan?

The free plans cover Backtesting, Portfolio, Risk Metrics, Monte Carlo, Correlation, and Data Visualizations. Core Curvo Backtest workflows in those areas do not need a paid upgrade.

What extra coverage do the free alternatives add?

The free alternatives add Quant, APIs & Data Feeds, ETF Analysis, Macro Data, Watchlist, Factor Exposure, Performance Attribution, Stock Comparison, ETF Comparison, Screeners, ETF Screeners, Fund Analysis, AI Research, AI Chat, and Compounding Calculator, which Curvo Backtest does not cover.

Where might I still rely on Curvo Backtest?

Monte Carlo, Portfolio, and Data Visualizations stay with Curvo Backtest. Keep it for those tasks, or budget for a paid plan elsewhere if they matter.

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Feedback

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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.