★ BEST INVESTING TOOLS COMPARISON ★
VOL. XCIV, NO. 247
Source check: ETF Action checked August 4, 2026
Tool Comparison
ETF Action vs MarketInOut
Start here
ETF Action
Free • From $29/mo · Web · API
- You want an API so you can script or automate things
- You care about ETF analysis, ETF factors, and ETF overlap, things MarketInOut doesn't offer
Pick MarketInOut instead if
MarketInOut
Free • Paid plans available · Web
- You want the cheaper way in: plans start at $14.96/mo instead of $29/mo
- You care about correlation, something ETF Action doesn't offer
Skip both if: Neither one clicks with how you research; there are strong third options.
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Our take
The bottom line
ETF Action and MarketInOut cover a lot of the same ground (6 shared categories, including screeners, portfolio, and watchlist), so for the basics you won't go far wrong with either. ETF Action simply does more: 13 categories to MarketInOut's 7, including ETF analysis, ETF factors, and ETF overlap. MarketInOut counters by starting cheaper at $14.96/mo.
What readers say
ETF Action
Vote once to reveal the community verdict.
MarketInOut
Vote once to reveal the community verdict.
Key differences at a glance
- Cheaper paid plan
- MarketInOut$14.96/mo vs $29/mo
- Broader coverage
- ETF Action13 vs 7 categories
- API access
- ETF Action
- Asset coverage
- MarketInOutAdds currencies and cryptos
- 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 $29/mo | Free • Paid plans available |
Free tier | Yes | Yes |
Free trial | — | — |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | No | No |
API access | Yes | No |
Broker sync | No | No |
Integrations | Polygon.io (pricing), Bridge (model trading integration) +1 more | — |
| Audience & fit | ||
Experience level | Beginner, Intermediate, Advanced | Beginner, Intermediate, Advanced |
Best for | — | — |
Categories covered | 13 | 7 |
Regions | North America, Europe, APAC, LatAm, Middle East, Africa | North America, Europe, APAC, Middle East |
| Data & capabilities | ||
Data quality | 4 signals: Latency: Real-time and End of Day, Granularity: EOD +2 more | 5 signals: Latency: Real-time, 15-min Delayed, and End of Day, Granularity: Minute and EOD +3 more |
Capabilities | 5 signals: Universe builder, Factors: Value, Quality, Momentum, Growth, LowVol, and Size +3 more | Custom formulas and Universe builder |
| Try it | Visit ETF Action | Visit MarketInOut |
Where each one shines
What ETF Action and MarketInOut each do best.ShowHide
Where each one shines
What ETF Action and MarketInOut each do best.What ETF Action does best
- Research coverage for ETFs through global category channels covering size and style, regions, countries, sectors, industries, themes, fixed income, non-traditional assets, commodities, and crypto.
- Look-through holdings analytics to inspect factor, style, sector, industry, country, and concentration exposure inside funds and models.
- Comparison tools for ETF overlap across individual funds or full model portfolios to understand hidden duplication and concentration risk.
- Monitoring ETF flows, trading volumes, ADV, daily refreshes, and T+1 flow timing from the platform dashboards.
- Screeners, watchlists, fund dashboards, Excel or CSV exports, and live indicative FMV quote context where plan limits allow.
What MarketInOut does best
- Screening for 40+ exchanges with technical and fundamental filters across stocks, ETFs, forex, and crypto.
- Filters for by exchange, sector, industry, index, or watchlist, with hourly, daily, weekly, and monthly timeframes where supported.
- Formula Screener conditions with AND, OR, NOT logic, multi-timeframe rules, historical and range screening, ticker references, index references, and regime filters.
- Tools for running strategy backtests with entry rules, exit rules, stop-loss, take-profit, and position-maintenance logic.
- Survivorship-bias-free backtesting data that includes delisted stocks.
Every detail we compared
Every tracked attribute for ETF Action and MarketInOut, side by side.ShowHide
Every detail we compared
Every tracked attribute for ETF Action and MarketInOut, side by side.| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | ETFsStocks | StocksETFsCurrenciesCryptos |
Experience | BeginnerIntermediateAdvanced | BeginnerIntermediateAdvanced |
Regions | North AmericaEuropeAPACLatAmMiddle EastAfrica | North AmericaEuropeAPACMiddle East |
Coverage details | Exchanges: ARCX, XNAS, and BATSIdentifiers: Ticker | Identifiers: Ticker |
| Data | ||
Data freshness | Real-timeEnd of Day | Real-time15-min DelayedEnd of Day |
Data granularity | EOD | MinuteEOD |
| Access & integrations | ||
Import methods | CSV | Not specified |
Integrations | Polygon.io (pricing)Bridge (model trading integration)RiverFront (model marketplace/partnership) | Not specified |
Export formats | ExcelCSVPDF | Excel |
| Plans & trust | ||
Capability signals | Universe builderFactors: Value, Quality, Momentum, Growth, LowVol, and SizeFactor exposureRebalancingPortfolio factor exposure | Custom formulasUniverse builder |
Vendor & support | ETF Action, Inc.Country: USFounded 2018Support: Email | MarketInOut LimitedSupport: Email |
Curation ratings | Methodology 3/5Reliability 4/5UX 4/5 | Methodology 3/5Reliability 3/5UX 3/5 |
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 | Free“Free / Basic” | Free |
| Entry paid plan | $29/mo“DIY” | One-time“2-Year Membership” |
| Tier 2 | $99/mo“Advisor Pro” | One-time“1-Year Membership” |
| Tier 3 | $199/mo“Model Builder” | One-time“6-Month Membership” |
| Top plan | Subscription“Enterprise” | — |
Questions we keep getting
What's the difference between ETF Action and MarketInOut?
ETF Action leans toward ETF analysis, ETF factors, and ETF overlap, while MarketInOut puts more weight on screeners, backtesting, and watchlist. They overlap in 6 categories, so for most people it comes down to workflow preference and price.
How much do ETF Action and MarketInOut cost?
Good news: both ETF Action and MarketInOut have free plans, so you can run them side by side and only pay if you hit a wall.
Does ETF Action or MarketInOut have an API?
ETF Action has an API for programmatic access and custom integrations. MarketInOut doesn't, so you're working through its interface.
Should I choose ETF Action or MarketInOut?
It depends on what you're after. Pick ETF Action if ETF analysis and ETF factors matter to you; go with MarketInOut if you'd rather have correlation. And if you only need the basics both share, let price decide.
What asset classes do ETF Action and MarketInOut cover?
Both cover ETFs and stocks. MarketInOut adds currencies and cryptos on top.
Do ETF Action and MarketInOut offer real-time data?
Yes, both serve real-time market data, so either works when timing matters.
Can I export data from ETF Action and MarketInOut?
Yes, both export to spreadsheets (Excel), which is handy if you like running your own numbers.
Which has a better stock screener: ETF Action or MarketInOut?
Both ETF Action and MarketInOut 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 ETF Action or MarketInOut?
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.