VOL. XCIV, NO. 247
BEST INVESTING TOOLS COMPARISON
Tool details checked August 23, 2026
Tool Comparison
FINVIZ vs InsideArbitrage
Pick FINVIZ if
FINVIZ
Free • From $299.50/yr · Web · API
- You want the cheaper way in: plans start at $24.96/mo instead of $100/mo
- Delayed quotes won't cut it; you need real-time data
- You want an API so you can script or automate things
Pick InsideArbitrage if
InsideArbitrage
Free • From $100/mo · Web
- You want corporate actions & special situations, splits, and regulatory filings monitoring.
Skip both if: Neither one clicks with how you research; there are strong third options.
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Our take
The bottom line
FINVIZ and InsideArbitrage cover a lot of the same ground (9 shared categories, including screeners, data visualizations, and portfolio), so for the basics you won't go far wrong with either. FINVIZ includes ETF screeners and stock comparison, and InsideArbitrage includes corporate actions & special situations and splits.
What readers say
FINVIZ
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InsideArbitrage
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Key differences at a glance
- Cheaper paid plan
- FINVIZ$24.96/mo vs $100/mo
- Free trial
- FINVIZ7 days
- API access
- FINVIZ
- Real-time data
- FINVIZ
- Asset coverage
- FINVIZAdds options
- 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 $100/mo |
Free tier | Yes | Yes |
Free trial | 7 days | — |
Plan limits | 18 limits: Free: screener presets: 50, Free: items per page: 20 (table) / 36 (charts) / 10 (snapshots) +16 more | — |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | No | No |
API access | Yes | No |
Broker sync | No | No |
| Audience & fit | ||
Experience level | Beginner, Intermediate, Advanced | Beginner, Intermediate, Advanced |
Best for | Retail Traders, Pro Retail +3 more | — |
Categories covered | 17 | 17 |
Regions | North America | — |
| Data & capabilities | ||
Data quality | Latency: Real-time | — |
Capabilities | Universe builder and Correlation | Universe builder |
| Try it | Visit FINVIZ | Visit InsideArbitrage |
Where each one shines
What FINVIZ and InsideArbitrage each do best.ShowHide
Where each one shines
What FINVIZ and InsideArbitrage 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 InsideArbitrage does best
- Track announced mergers, spreads, calendars, deal updates and potential deals.
- Filter news, SEC filings and social posts for premium tracked-deal symbols.
- Research insider activity through transaction pages, weekly articles, cluster-buy screens and insider rankings.
- Follow buybacks, spinoffs, CVRs, tender offers, reverse splits, activist campaigns and management changes.
- Use 13F, 13D, 13G and Form 4 data for institutional and insider ownership context.
Every detail we compared
Every tracked attribute for FINVIZ and InsideArbitrage, side by side.ShowHide
Every detail we compared
Every tracked attribute for FINVIZ and InsideArbitrage, side by side.| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | StocksETFsOptions | StocksETFs |
Experience | BeginnerIntermediateAdvanced | BeginnerIntermediateAdvanced |
Target audience | Retail TradersPro RetailDay TradersSwing TradersLong-term Investors | Not specified |
Regions | North America | Not specified |
Coverage details | Countries: USIdentifiers: Ticker | Identifiers: Ticker and CIK |
| Data | ||
Data freshness | Real-time | Not specified |
| Access & integrations | ||
Export formats | Excel | Not specified |
| Plans & trust | ||
Capability signals | Universe builderCorrelation | Universe builder |
Vendor & support | Support: Email | InsideArbitrageSupport: Email |
Curation ratings | Not specified | Methodology 3/5Reliability 3/5UX 4/5 |
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“Public Articles and Data” |
| Entry paid plan | $299.50/yr≈ $24.96/mo“Elite annual”screener presets: 200 · portfolios: 100 · +2 more | $100/mo“Premium - Annual” |
| Top plan | $39.50/mo“Elite monthly”screener presets: 200 · items per page: Up to 100 (table) / 120 (charts) / 50 (snapshots) · +5 more | $150/mo“Premium - Monthly” |
| Free trial | 7 days | — |
Questions we keep getting
What's the difference between FINVIZ and InsideArbitrage?
FINVIZ leans toward screeners, ETF screeners, and stock comparison, while InsideArbitrage puts more weight on news, alerts, and calendar. They overlap in 9 categories, so for most people it comes down to workflow preference and price.
How much do FINVIZ and InsideArbitrage cost?
Good news: both FINVIZ and InsideArbitrage have free plans, so you can run them side by side and only pay if you hit a wall.
Does FINVIZ or InsideArbitrage have an API?
FINVIZ has an API for programmatic access and custom integrations. InsideArbitrage doesn't, so you're working through its interface.
Should I choose FINVIZ or InsideArbitrage?
It depends on what you're after. Pick FINVIZ if ETF screeners and stock comparison matter to you; go with InsideArbitrage if you'd rather have corporate actions & special situations and splits. And if you only need the basics both share, let price decide.
What asset classes do FINVIZ and InsideArbitrage cover?
Both cover stocks and ETFs. FINVIZ also handles options.
Does FINVIZ or InsideArbitrage have real-time data?
FINVIZ offers real-time data, which matters if you trade actively. InsideArbitrage 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 InsideArbitrage?
FINVIZ exports to Excel. InsideArbitrage is stingier about getting data out.
Is FINVIZ or InsideArbitrage better for day trading?
FINVIZ is the one positioned more for active traders. InsideArbitrage 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 InsideArbitrage?
Both FINVIZ and InsideArbitrage include stock screeners, and they differ more in interface than raw power; try both and see which one clicks for you.
Can I track my portfolio with FINVIZ or InsideArbitrage?
Yes, both do portfolio tracking: holdings, performance, and allocation in one place.
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.