Portfolio123 vs Webull
A detailed comparison to help you choose the right tool in 2026.
Portfolio123
Quantitative stock screening and portfolio backtesting for systematic investors
Free plan available
Webull
Invest confidently with commission-free trading and advanced tools
Free plan available
Feature Comparison
| Feature | Portfolio123 | Webull |
|---|---|---|
| Fundamental screening | ✓ | ✓ |
| Technical screening | ✓ | ✓ |
| Real-time scanning | ✗ | ✓ |
| Custom filters | ✓ | ✓ |
| Visual screener/heat maps | ✗ | ✓ |
| Data export | ✓ | ✗ |
| Alerts | ✗ | ✓ |
| Pre-built screens | ✓ | ✓ |
| Starting Price | Free | Free |
Portfolio123 Pros & Cons
Pros
- + Institutional-grade FactSet data with point-in-time accuracy
- + Deepest fundamental backtesting engine available to retail investors
- + 64 pre-built ranking systems spanning value, growth, quality, and momentum
- + No programming required for quantitative strategies
- + Commission-free live execution via Tradier and Interactive Brokers
Cons
- − Steep learning curve for factor modeling and ranking systems
- − No mobile app — web-only platform
- − Interface is functional but dated compared to modern fintech tools
- − No integrated news feed or social features
- − Charting and technical analysis tools are limited
Webull Pros & Cons
Pros
- + $0 commissions on stocks, ETFs, and equity options — no per-contract fee
- + Advanced charting tools for free with 60+ indicators and 20+ drawing tools
- + Best-in-class paper trading — ranked #1 in 2026 by StockBrokers.com
- + Mobile app rated 4.5/5 with AI news summaries and order flow analysis
- + Extended trading hours from 4 AM to 8 PM ET plus overnight sessions
- + Low-cost Premium tier at $3.99/month adds Level 2 data and 3.6% APY
Cons
- − Customer service ranked last (11/11) among tested brokers — NPS 1.0/10
- − No mutual funds, bonds, or forex — limited asset classes
- − Withdrawal complaints dominate user reviews — Trustpilot 1.3/5
- − No inherited IRAs, trust accounts, custodial accounts, or SEP IRAs
- − Crypto cannot be withdrawn to external wallets and carries 1% spread
- − Educational content is extensive but disorganized
Our Take
Portfolio123: Portfolio123 is the most powerful quantitative screening and backtesting platform available to retail investors. Its combination of institutional-grade FactSet data, 20-year point-in-time backtesting, multi-factor ranking systems, and commission-free broker integration creates genuine analytical depth that no consumer alternative matches. The learning curve is steep and the interface is dated, but for systematic investors willing to invest the time, no other platform delivers this level of quantitative rigor at $25-83/month.
Webull: Webull delivers a compelling free trading experience — $0 commissions on stocks, ETFs, and equity options, the #1-ranked paper trading platform, and a mobile app that rivals premium brokerages. The optional Premium tier at $40/year is excellent value for Level 2 data, reduced margin rates, and an IRA contribution match. Where Webull falls short is everything outside the trading product itself: customer service ranked last among 11 brokers tested, withdrawal complaints dominate user reviews, and the investment menu lacks mutual funds, bonds, and diverse account types. We recommend Webull for self-directed active traders who prioritize charting tools and low costs and who are comfortable resolving issues independently. Beginners should start with paper trading. Anyone who values responsive customer support or needs broad account type coverage should consider alternatives like moomoo (similar tools, better service, free Level 2 data) or Interactive Brokers (deeper tools, wider asset range).
Pricing Comparison
Portfolio123 Pricing
Portfolio123's pricing is straightforward and competitive for the depth of tooling it provides. The free tier includes broker integration with Tradier and Interactive Brokers, fundamental charting, and a consolidated brokerage account view — useful but limited for research. The Screener plan at $25/month unlocks the full financial database, 460-plus screening metrics, and five years of backtesting data. The Pro plan at $83/month adds 20 years of backtesting, multi-factor ranking systems, rolling screens, position sizing, and API access. Annual billing saves 28% on Retail plans and 23% on Pro plans. A 21-day trial at $19 provides full Pro-level access with 10 years of data and no auto-renewal — a low-risk way to evaluate the platform. For context, Stock Rover Premium Plus costs $28/month with shallower backtesting, while Trade Ideas starts at $118/month for a narrower use case.
Webull Pricing
Webull runs a freemium model anchored by genuinely free core trading. The free tier includes $0 commissions on stocks, ETFs, and equity options with no per-contract fees, no account minimum, and no inactivity fees — making it one of the lowest-cost brokerages available. Futures trading costs $0.25–$1.50 per contract, and index options carry a $0.50–$0.75 per-contract fee depending on the ticker and premium level. Cryptocurrency trading has a 1% spread built into the price. The optional Premium subscription at $3.99/month (or $40/year) adds Level 2 Nasdaq TotalView data, OPRA real-time data, 3.6% APY on uninvested cash in individual accounts, reduced margin rates as low as 3.90% (vs. the standard 8.74% for balances under $25,000), a 3.5% IRA contribution match, and volume discounts on index options and futures. At $40/year, Premium is among the cheapest data and margin packages available — moomoo gives Level 2 data for free, but Webull's IRA match and margin rate reduction may offset the cost for some users. Smart Advisor, the robo-advisory service, charges 0.20% annually with a $1/month minimum and a $100 investment minimum, with the first six months free. Wire transfers cost $8–$25 for deposits and $25–$45 for withdrawals. The $75 ACAT transfer-out fee is notable and should be factored into any cost comparison.
What Users Say
Portfolio123
User sentiment is overwhelmingly positive among those who invest the time to learn the platform. On Trustpilot (4.8/5, 50 reviews), 88% of ratings are five stars — an unusually high concentration. Users describe it as "the best quant platform for retail users" and "simply the best product for quantitative stock analysis." Several long-term members report that Portfolio123 "genuinely changed my life as an investor," citing the shift from intuition-based to systematic, data-driven decision-making. Professional reviewers at GreatWorkLife and LiberatedStockTrader both award 4.1/5, praising screening depth and backtesting power while noting the learning curve. The sole recurring negative theme is the steep onboarding — not the platform's capability or value. One Trustpilot reviewer gave a single star citing community dynamics, but this is an extreme outlier against 49 four- and five-star ratings.
Webull
User sentiment toward Webull divides sharply between expert reviewers and consumer feedback platforms. Professional review sites give it solid marks: StockBrokers.com rates it 3.5/5, Benzinga awards 4/5, and NewTrading.io scores the trading platform at 90% and the mobile app at 93%. These reviews consistently praise the zero-commission structure, mobile app quality, and charting tools. Trustpilot tells a dramatically different story at 1.3/5 from 363 reviews, with 86% being one-star. The complaints center almost entirely on withdrawal difficulties, frozen accounts, and unresponsive customer service — not on the trading tools themselves. App store sentiment is split: roughly half of iOS users rated the app one star, while roughly half of Android users rated it five stars. On community forums, the pattern is similar — traders praise the free charting tools and paper trading while expressing concern about customer service responsiveness and fund transfer reliability. The consensus across all sources: the trading product is strong, but the customer experience surrounding account servicing is a material risk.
Choose Portfolio123 if...
- → Systematic investors who want quantitative factor-based portfolio construction without coding
- → Portfolio123 is built for self-directed investors who want to take a systematic, data-driven approach to stock selection. If you are interested in building multi-factor ranking systems, screening across hundreds of fundamental and technical metrics, and backtesting strategies against decades of point-in-time data, this platform delivers at a level no consumer alternative matches. Dividend investors and growth-oriented stock pickers benefit especially from the factor library and pre-built screens. Portfolio managers, RIAs, and academic researchers will find institutional-grade FactSet data at a fraction of terminal costs. The platform suits anyone who wants the rigor of quantitative investing without the programming requirements of tools like QuantConnect.
Choose Webull if...
- → Self-directed active traders who want professional charting tools and zero-commission options trading without paying for a premium brokerage
- → Webull is built for self-directed traders who prioritize charting tools and low costs over hand-holding. StockBrokers.com described the target user as "the self-directed trader who lives in the charts," and we found that assessment accurate. Active day traders and swing traders running technical analysis across stocks, ETFs, and options will find the 60+ indicators, 20+ drawing tools, and Replay Mode genuinely useful — all without paying a monthly platform fee. Options traders benefit directly from the $0 per-contract fee on equity options, a cost advantage that compounds quickly for high-frequency options activity. Futures traders get competitive rates at $0.25–$1.50 per contract, including micro-futures for smaller account sizes. Mobile-first traders who want to monitor and execute trades on the go will find the app exceptionally capable — rated 4.5/5 for mobile by StockBrokers.com, with order flow analysis, AI news summaries, and Apple Watch integration. Beginners who learn by practicing will appreciate the #1-ranked paper trading simulator and the 500+ educational courses, though the learning center's organization leaves room for improvement. Extended-hours traders get access from 4 AM to 8 PM ET with no additional fees, plus overnight sessions from 8 PM to 4 AM ET on weeknights.
Frequently Asked Questions
What is the main difference between Portfolio123 and Webull?
Portfolio123 is best known for: Quantitative stock screening and portfolio backtesting for systematic investors. Webull focuses on: Invest confidently with commission-free trading and advanced tools.
Which is cheaper, Portfolio123 or Webull?
Portfolio123 offers a free tier. Webull also offers a free tier.
Can I use Portfolio123 and Webull together?
Yes, many traders use both tools as they serve complementary purposes. Portfolio123 excels at 460+ fundamental, technical, and sentiment screening metrics, while Webull is strong in commission-free stocks, etfs, and equity options.