★ BEST INVESTING TOOLS COMPARISON ★
VOL. XCIV, NO. 247
Tool comparison edition
Tool Comparison
Finatic vs Portfolio123
Finatic
Best for webhooks and auto-trading & bots
Free • From $2/mo
Portfolio123
Best for screeners and data visualizations
Free • From $25/mo
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The verdict
The bottom line
Finatic and Portfolio123 cover a lot of the same ground (3 shared categories, broker connectors, APIs & data feeds, and portfolio), so for the basics you won't go far wrong with either. Portfolio123 simply does more: 19 categories to Finatic's 6, including screeners, data visualizations, and quant. Finatic counters by starting cheaper at $2/mo.
Key differences at a glance
- Cheaper paid plan
- Finatic$2/mo vs $25/mo
- Broader coverage
- Portfolio12319 vs 6 categories
- Desktop app
- Portfolio123
- Beginner friendly
- Portfolio123
- Free plan
- Both
Choose
Finatic if…
- You want the cheaper way in: plans start at $2/mo instead of $25/mo
- You care about webhooks, auto-trading & bots, and advanced order types, things Portfolio123 doesn't offer
- You trade often and need tooling built for speed
Choose
Portfolio123 if…
- You care about screeners, data visualizations, and quant, things Finatic doesn't offer
- You're newer to investing and want something approachable
Comparison snapshot
| Attribute | ||
|---|---|---|
| Pricing & plans | ||
Starting price | Free • From $2/mo | Free • From $25/mo |
Free tier | Yes | Yes |
Free trial | — | — |
Plan limits | 3 limits: Free: brokerage connections: 5, Free: api calls per month: 1,000 +1 more | Free Screener & Backtesting Access: duration days: 30 |
| Platforms & access | ||
Web app | Yes | Yes |
Desktop app | No | Yes |
Mobile app | No | No |
API access | Yes | Yes |
Broker sync | Yes | Yes |
Integrations | NinjaTrader, Tradovate +11 more | Interactive Brokers and Tradier |
| Audience & fit | ||
Experience level | Intermediate, Advanced | Beginner, Intermediate, Advanced |
Best for | Quants/Developers, Algo Traders +2 more | Retail Traders, Pro Retail +5 more |
Categories covered | 6 | 19 |
Regions | North America, Europe, APAC | North America, Europe |
| Data & capabilities | ||
Data quality | Latency: Real-time and Multi-currency | 5 signals: Latency: Real-time and End of Day, Granularity: EOD +3 more |
Data partners | — | 4 partners: FactSet, S&P Global Market Intelligence +2 more |
Capabilities | Broker sync and Tax lots | 6 signals: Custom formulas, Ranking backtests +4 more |
Security | Encryption at rest and Encryption in transit | — |
| Try it | Visit Finatic | Visit Portfolio123 |
Standout features
What Finatic does best
- Connect users to brokerages through a hosted, customizable authentication portal and retrieve normalized account, position, order, balance, transaction, lot, fill, and connection data.
- Submit, modify, and cancel orders through a unified trading API when users grant trading permissions and the selected broker supports the requested order workflow.
- Use TypeScript client, Node server, and Python server SDKs; public package registries show active releases during 2025 and 2026.
- Build against a sandbox environment with generated mock accounts, orders, positions, balances, and simulated trading operations before switching to production keys.
- Subscribe to signed HTTPS webhooks for connection, order, position, balance, and transaction changes where enabled.
What Portfolio123 does best
- Build multifactor ranking systems, stock screens, ETF screens, and complete rules-based strategies through a web research environment.
- Run simulations and backtests with long historical equity data, custom universes, buy and sell rules, position sizing, hedging, rebalancing, and realistic assumptions.
- Use point-in-time data designed to avoid survivorship and look-ahead bias, with fundamentals, estimates, corporate actions, sector and industry classifications, and historical issues.
- Create ranking systems from fundamental, technical, sentiment, and macro factors, including public factor documentation and FRED-linked economic series.
- Use AI Factor to train machine-learning predictors for expected returns and feed those predictions into rankings, simulations, and asset-level analysis.
Data & access details
| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | StocksOptionsFuturesCurrenciesCryptosOther | StocksETFsClosed-End Funds |
Experience | IntermediateAdvanced | BeginnerIntermediateAdvanced |
Target audience | Quants/DevelopersAlgo TradersPro RetailDay Traders | Retail TradersPro RetailInstitutional InvestorsAnalystsQuants/DevelopersFinancial AdvisorsStudents/Researchers |
Regions | North AmericaEuropeAPAC | North AmericaEurope |
Coverage details | Identifiers: Ticker | Countries: US and CAIdentifiers: Ticker |
| Data | ||
Data freshness | Real-time | Real-timeEnd of Day |
Data granularity | Not specified | EOD |
Data partners | Not specified | FactSetS&P Global Market IntelligenceICE Data ServicesFRED |
| Access & integrations | ||
API protocols | REST | REST |
API auth & delivery | Auth: APIKey and OAuth2SDKs: TS and PythonWebhooksDocs | Auth: APIKeySDKs: PythonDocs |
Import methods | BrokerOAuthManual | BrokerOAuthCSV |
Integrations | NinjaTraderTradovatetastytradeTradeStationTrading212AlpacaRobinhoodeToro+5 more | Interactive BrokersTradier |
Export formats | JSON | CSVJSON |
| Plans & trust | ||
Security & compliance | Encryption at restEncryption in transit | Not specified |
Capability signals | Broker syncTax lots | Custom formulasRanking backtestsUniverse builderBroker syncRebalancingCorrelation |
Vendor & support | Finatic Inc.Country: USSupport: Email and Chat | Portfolio123Support: Forum |
Green tags are exclusive to that tool in this comparison.
Pricing breakdown
$2/mo
Lower starting price
Plans & pricing
- brokerage connections: 5
- api calls per month: 1,000
- billing unit: $2 per connected user per month
$25/mo
Starting price
Plans & pricing
- duration days: 30
Coverage overlap
Shared categories
3Where the two tools cover the same ground.
Finatic strengths
3What you only get with Finatic.
Portfolio123 strengths
16Community category leaders
Vote sentiment comparison
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Frequently Asked Questions
What's the difference between Finatic and Portfolio123?
Finatic leans toward broker connectors, APIs & data feeds, and webhooks, while Portfolio123 puts more weight on screeners, data visualizations, and quant. They overlap in 3 categories, so for most people it comes down to workflow preference and price.
How much do Finatic and Portfolio123 cost?
Good news: both Finatic and Portfolio123 have free plans, so you can run them side by side and only pay if you hit a wall.
Which is better for beginners: Finatic or Portfolio123?
Portfolio123 is the friendlier place to start; its interface takes less getting used to. Both work fine once you're past the basics.
Do Finatic and Portfolio123 have APIs?
Yes, both offer API access, so developers and quants can pull data programmatically or wire up their own integrations.
Should I choose Finatic or Portfolio123?
It depends on what you're after. Pick Finatic if webhooks and auto-trading & bots matter to you; go with Portfolio123 if you'd rather have screeners and data visualizations. And if you only need the basics both share, let price decide.
What asset classes do Finatic and Portfolio123 cover?
Both cover stocks. Finatic also handles options, futures, and currencies. Portfolio123 adds ETFs and closed-end funds on top.
Do Finatic and Portfolio123 offer real-time data?
Yes, both serve real-time market data, so either works when timing matters.
Can I export data from Finatic and Portfolio123?
Portfolio123 exports to CSV. Finatic is stingier about getting data out.
Can Finatic or Portfolio123 connect to my broker?
Yes, both connect to brokers, so your portfolio syncs automatically instead of you keying in every trade.
Is Finatic or Portfolio123 better for day trading?
Finatic is the one positioned more for active traders. Portfolio123 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: Finatic or Portfolio123?
Portfolio123 has a stock screener for surfacing ideas; Finatic doesn't, and focuses its energy elsewhere.
Can I track my portfolio with Finatic or Portfolio123?
Yes, both do portfolio tracking: holdings, performance, and allocation in one place.
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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.