★ BEST INVESTING TOOLS COMPARISON ★
VOL. XCIV, NO. 247
Tool details checked August 23, 2026
Tool Comparison
FINVIZ vs Testfol.io
Pick FINVIZ if
FINVIZ
Free • From $299.50/yr · Web · API
- Delayed quotes won't cut it; you need real-time data
- You want an API so you can script or automate things
- You care about screeners, ETF screeners, and stock comparison, things Testfol.io doesn't offer
Pick Testfol.io if
Testfol.io
Free • From $15/mo · Web
- You want the cheaper way in: plans start at $15/mo instead of $24.96/mo
- You care about risk metrics, quant, and compounding calculator, things FINVIZ doesn't offer
Skip both if: Neither one clicks with how you research; there are strong third options.
See alternativesOutbound links may include affiliate or sponsor codes.
Our take
The bottom line
FINVIZ and Testfol.io cover a lot of the same ground (2 shared categories, correlation and backtesting), so for the basics you won't go far wrong with either. FINVIZ simply does more: 17 categories to Testfol.io's 5, including screeners, ETF screeners, and stock comparison. Testfol.io counters by starting cheaper at $15/mo.
What readers say
FINVIZ
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Testfol.io
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Key differences at a glance
- Cheaper paid plan
- Testfol.io$15/mo vs $24.96/mo
- Broader coverage
- FINVIZ17 vs 5 categories
- API access
- FINVIZ
- Real-time data
- FINVIZ
- Beginner friendly
- FINVIZ
- Free plan
- Both
See for yourself
How they stack up
The side-by-side table: pricing, platforms, data, and coverage at a glance.ShowHide
How they stack up
The side-by-side table: pricing, platforms, data, and coverage at a glance.| Attribute | ||
|---|---|---|
| Pricing & plans | ||
Starting price | Free • From $299.50/yr | Free • From $15/mo |
Free tier | Yes | Yes |
Free trial | 7 days | 1 days |
Plan limits | 18 limits: Free: screener presets: 50, Free: items per page: 20 (table) / 36 (charts) / 10 (snapshots) +16 more | 5 limits: Free (Anonymous): note: Some tools (e.g., Signal Analyzer) require sign-in., Pro: annual price usd: 150 +3 more |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | No | No |
API access | Yes | No |
Broker sync | No | — |
| Audience & fit | ||
Experience level | Beginner, Intermediate, Advanced | Intermediate, Advanced |
Best for | Retail Traders, Pro Retail +3 more | Retail Traders, Pro Retail +2 more |
Categories covered | 17 | 5 |
Regions | North America | — |
| Data & capabilities | ||
Data quality | Latency: Real-time | Latency: End of Day and Granularity: EOD |
Data partners | — | FRED |
Capabilities | Universe builder and Correlation | Rebalancing and Correlation |
| Try it | Visit FINVIZ | Visit Testfol.io |
Where each one shines
What FINVIZ and Testfol.io each do best.ShowHide
Where each one shines
What FINVIZ and Testfol.io each do best.What FINVIZ does best
- Screening for U.S. stocks and ETFs with a mix of valuation, growth, profitability, technical, ownership, dividend, and performance filters.
- Heat maps, sector/group views, and snapshot pages to spot where market strength, weakness, and unusual moves are clustering.
- Saved screener presets with table, chart and snapshot result views.
- Quote pages support ticker-level research with links to financials, charts, news, insider trades, filings, options, short interest, and peer comparisons.
- Review fundamental context with financial statements, EPS and sales charts, ownership pages, insider transactions, and 13F manager holdings.
What Testfol.io does best
- Tools for building multi-asset portfolio backtests using ETFs, mutual funds, stocks, cashflow legs, and rebalancing controls such as rebalance bands.
- Review performance and risk statistics such as cumulative return, CAGR, money-weighted return, max drawdown, volatility, Sharpe, Sortino, and beta.
- Asset Analyzer for historical performance analysis and daily-return correlations.
- Testing tools for tactical allocation rules that swap between allocations using documented indicators, trading frequency, offsets, cashflows, benchmarks, and current-status views.
- Portfolio Optimizer searches for asset allocation and use choices based on user-provided inputs.
Every detail we compared
Every tracked attribute for FINVIZ and Testfol.io, side by side.ShowHide
Every detail we compared
Every tracked attribute for FINVIZ and Testfol.io, side by side.| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | StocksETFsOptions | StocksETFsMutual Funds |
Experience | BeginnerIntermediateAdvanced | IntermediateAdvanced |
Target audience | Retail TradersPro RetailDay TradersSwing TradersLong-term Investors | Retail TradersPro RetailLong-term InvestorsQuants/Developers |
Regions | North America | Not specified |
Coverage details | Countries: USIdentifiers: Ticker | Identifiers: Ticker |
| Data | ||
Data freshness | Real-time | End of Day |
Data granularity | Not specified | EOD |
Data partners | Not specified | FRED |
| Access & integrations | ||
Export formats | Excel | CSV |
| Plans & trust | ||
Capability signals | Universe builderCorrelation | RebalancingCorrelation |
Vendor & support | Support: Email | Support: Email |
Green tags are exclusive to that tool in this comparison.
What you'll actually pay
Plans, billing, trials, and per-month pricing for both tools.ShowHide
What you'll actually pay
Plans, billing, trials, and per-month pricing for both tools.| Tier | ||
|---|---|---|
| Free plan | Freescreener presets: 50 · items per page: 20 (table) / 36 (charts) / 10 (snapshots) · +5 more | Free“Free (Anonymous)”note: Some tools (e.g., Signal Analyzer) require sign-in. |
| Entry paid plan | $299.50/yr≈ $24.96/mo“Elite annual”screener presets: 200 · portfolios: 100 · +2 more | $15/mo“Pro”annual price usd: 150 · annual monthly equivalent usd: 12.5 |
| Top plan | $39.50/mo“Elite monthly”screener presets: 200 · items per page: Up to 100 (table) / 120 (charts) / 50 (snapshots) · +5 more | $30/mo“Pro+”annual price usd: 300 · annual monthly equivalent usd: 25 |
| Free trial | 7 days | 1 days |
Questions we keep getting
What's the difference between FINVIZ and Testfol.io?
FINVIZ leans toward screeners, ETF screeners, and stock comparison, while Testfol.io puts more weight on backtesting, correlation, and risk metrics. They overlap in 2 categories, so for most people it comes down to workflow preference and price.
How much do FINVIZ and Testfol.io cost?
Good news: both FINVIZ and Testfol.io have free plans, so you can run them side by side and only pay if you hit a wall.
Which is better for beginners: FINVIZ or Testfol.io?
FINVIZ is the friendlier place to start; its interface takes less getting used to. Both work fine once you're past the basics.
Does FINVIZ or Testfol.io have an API?
FINVIZ has an API for programmatic access and custom integrations. Testfol.io doesn't, so you're working through its interface.
Should I choose FINVIZ or Testfol.io?
It depends on what you're after. Pick FINVIZ if screeners and ETF screeners matter to you; go with Testfol.io if you'd rather have risk metrics and quant. And if you only need the basics both share, let price decide.
What asset classes do FINVIZ and Testfol.io cover?
Both cover stocks and ETFs. FINVIZ also handles options. Testfol.io adds mutual funds on top.
Does FINVIZ or Testfol.io have real-time data?
FINVIZ offers real-time data, which matters if you trade actively. Testfol.io runs on delayed or end-of-day data, which is perfectly fine for longer-term investors who don't live and die by the tick.
Can I export data from FINVIZ and Testfol.io?
Yes, both export to spreadsheets (FINVIZ: Excel; Testfol.io: CSV), which is handy if you like running your own numbers.
Is FINVIZ or Testfol.io better for day trading?
FINVIZ is the one positioned more for active traders. Testfol.io is the better fit if you care less about fast trading workflows and more about a calmer research process.
Which has a better stock screener: FINVIZ or Testfol.io?
FINVIZ has a stock screener for surfacing ideas; Testfol.io doesn't, and focuses its energy elsewhere.
Can I track my portfolio with FINVIZ or Testfol.io?
FINVIZ handles portfolio tracking. Testfol.io is really a research tool; you'd track your portfolio elsewhere.
Keep researching
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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.