VOL. XCIV, NO. 247

★ BEST INVESTING TOOLS COMPARISON ★

NO ADVICE

Friday, February 20, 2026

Tool Comparison

MarketInOut vs Portfolio123 comparison

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

MarketInOut logo

MarketInOut

marketinout.com

PricingFree, One-time
PlatformsWeb
Portfolio123 logo

Portfolio123

portfolio123.com

PricingFree, Subscription
PlatformsWeb, API, Desktop
Editor's pickHands-on review
Top 50 Investing ToolsThe global ranking of the best investing tools, ranked by community votes.

At a glance

Platforms
MarketInOutWeb
Portfolio123Web, API, Desktop
Categories
MarketInOut7
Portfolio12320
Pricing details

Tool

MarketInOut

Starting price

Free tierYes
Free trial

Plans & pricing

FreeFree
6-Month MembershipOne-time
1-Year MembershipOne-time
2-Year MembershipOne-time

Tool

Portfolio123

$25/mo

Starting price

Free tierYes
Free trial

Plans & pricing

Manage (Free)Free
Retail Research Plans$25/mo
Professional / API & Data LicensesContact sales
Research TrialOne-time
Category leaders
ScreenersPortfolio123
Stock IdeasPortfolio123
AlertsMarketInOut
FinancialsPortfolio123
Browse the #1 tool in 90+ categories

Vote sentiment comparison

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Platform details

AttributeMarketInOutPortfolio123
Asset types
StocksETFsCurrenciesCryptos
StocksETFsClosed-End Funds
Experience
BeginnerIntermediateAdvanced
BeginnerIntermediateAdvanced
Regions
North AmericaEuropeAPACMiddle East
North AmericaEurope
Data freshness
Real-time15-min DelayedEnd of Day
Real-timeEnd of Day
API access
Not specified
REST
Export formats
Excel
JSON

Coverage overlap

Shared categories6

Categories where both tools offer overlapping coverage.

MarketInOut strengths1

Categories covered by MarketInOut only.

Frequently Asked Questions

What's the difference between MarketInOut and Portfolio123?

MarketInOut focuses on Screeners, Backtesting, and Watchlist while Portfolio123 specializes in Screeners, Data Visualizations, and Quant. They overlap in 6 categories, so choose based on your preferred workflow and pricing.

How much do MarketInOut and Portfolio123 cost?

Good news—both MarketInOut and Portfolio123 offer free plans. You can try each platform without commitment and only pay when you need premium features.

Does MarketInOut or Portfolio123 have an API?

Portfolio123 provides API access for programmatic data retrieval and custom integrations. MarketInOut doesn't currently offer an API, so you'll need to use their web interface.

Should I choose MarketInOut or Portfolio123?

Choose MarketInOut if you need Multi-market stock screener covering 35+ exchanges, with both technical and fundamental criteria. Filters can be applied by exchange, sector, industry, index, or watchlist. Timeframes include hourly, daily, weekly, and monthly, with per-stock Excel exports., and Intraday timeframes (5m/15m/30m/1h/4h) are available for IEX, Forex, and Crypto. Extended-hours trading is not supported.. Go with Portfolio123 if Web‑based quant research terminal for building multifactor ranking systems, stock/ETF screens, and complete rules‑based strategies with no programming, powered by point‑in‑time FactSet data and marketed as free of survivorship and look‑ahead bias., and Supports realistic simulations and backtests over roughly 20 years of history for US, Canadian, and European equities, with custom universes, separate buy/sell rules, position sizing, hedging, and “Book of Strategies” to combine and analyze correlated systems. better fits how you invest.

What asset classes do MarketInOut and Portfolio123 cover?

Both cover Stocks, and ETFs. MarketInOut also includes Currencies, and Cryptos. Portfolio123 adds coverage for Closed-End Funds.

Do MarketInOut and Portfolio123 offer real-time data?

Yes, both platforms provide real-time market data. This makes either suitable for active trading strategies where timing matters.

Can I export data from MarketInOut and Portfolio123?

MarketInOut supports data exports to Excel. Portfolio123 has more limited export options.

Can MarketInOut or Portfolio123 connect to my broker?

Portfolio123 connects with brokers for portfolio syncing. MarketInOut requires manual portfolio entry or data import.

Which has a better stock screener—MarketInOut or Portfolio123?

Both MarketInOut and Portfolio123 include stock screeners. Try each to see which filtering options and interface you prefer.

Can I track my portfolio with MarketInOut or Portfolio123?

Both platforms include portfolio tracking, so you can monitor your holdings, performance, and allocation in one place.

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.