Prospero.ai adds Stock Ideas, Options & Derivatives, Market Sentiment, Dark Pool & Off-Exchange, Education, Blogs, and Newsletters coverage that Seeking Alpha skips.
VOL. XCIV, NO. 247
★ FINANCIAL TOOLS & SERVICES DIRECTORY ★
PRICE: 5 CENTS
Sunday, October 19, 2025
Head-to-head
Prospero.ai vs Seeking Alpha comparison
Compare pricing, supported platforms, categories, and standout capabilities to decide which tool fits your workflow.
Quick takeaways
Seeking Alpha includes Stock Comparison, Portfolio, News, Calendar, Dividends, Financials, Bulls Say Bear Say, Transcripts, ETF Overview, ETF Performance, ETF Holdings, ETF Fundamentals, ETF Factors, Analyst Forecasts, Analyst Recommendations, Analyst Price Targets, Options, Which ETF includes this Stock?, AI Report, and AI Earnings Summary categories that Prospero.ai omits.
Prospero.ai highlights: Ten proprietary signals: 5 short-term (Options/Social/Institutional/Dark Pool/Short Pressure) and 5 long-term (Upside/Downside Breakout, Profitability, Growth, Market Similarity)., Short-term Net Options Sentiment updates ~every 2–5 minutes (real‑time orientation)., and Daily Screener & ‘Our Picks’ lists to surface candidates quickly for different horizons (long/short, short‑term/long‑term)..
Seeking Alpha is known for: Quant Ratings for stocks with five Factor Grades (Value, Growth, Profitability, Momentum, EPS Revisions), plus ETF Factor Grades (Momentum, Expenses, Dividends, Risk, Liquidity)., Stock and ETF screeners with ratings, grades, and advanced filters. Premium members can save screens for reuse., and Side-by-side comparison of up to 20 stocks, with export to Excel or PDF..
Prospero.ai
prospero.ai
Mobile-first AI signals app for U.S. stocks & ETFs. Offers 10 proprietary signals (5 short-term: Net Options Sentiment, Net Social Sentiment, Net Institutional Flow, Dark Pool, Short Pressure; 5 long-term: Upside/Downside Breakout, Profitability, Growth, Market Similarity), plus a Daily Screener, ‘Our Picks’, watchlists, and notifications. No broker sync, public API, or advanced options greeks/IV surfaces are documented.
Categories
Platforms
Mobile
Pricing
Free
Quick highlights
- Ten proprietary signals: 5 short-term (Options/Social/Institutional/Dark Pool/Short Pressure) and 5 long-term (Upside/Downside Breakout, Profitability, Growth, Market Similarity).
- Short-term Net Options Sentiment updates ~every 2–5 minutes (real‑time orientation).
- Daily Screener & ‘Our Picks’ lists to surface candidates quickly for different horizons (long/short, short‑term/long‑term).
- Mobile apps on iOS and Android with watchlists and in‑app notifications.
- Education hub with plain‑English signal docs plus investing/trading newsletters (Substack).
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Seeking Alpha
seekingalpha.com
Editor’s pick Hands-on review
One of the largest investor communities online, blending crowdsourced research with data tools. Premium unlocks Quant Ratings and Factor Grades, stock and ETF screeners, advanced comparison tools with Excel/PDF export, broker syncing (via Plaid and SnapTrade), and AI-driven “Virtual Analyst” reports. PRO goes further with curated Top Ideas, Short Ideas, and the PRO Quant Portfolio. Market quotes are a mix of real-time and 15-minute delayed, depending on the exchange.
Categories
Screeners
ETF Screeners
Stock Comparison
Data Visualizations
Portfolio
Watchlist
News
Alerts
Calendar
Dividends
Financials
Scores
Bulls Say Bear Say
Transcripts
ETF Overview
ETF Performance
ETF Holdings
ETF Fundamentals
ETF Factors
Analyst Forecasts
Analyst Recommendations
Analyst Price Targets
Options
Which ETF includes this Stock?
AI Report
AI Earnings Summary
Platforms
Web
Mobile
Pricing
Free
Subscription
Quick highlights
- Quant Ratings for stocks with five Factor Grades (Value, Growth, Profitability, Momentum, EPS Revisions), plus ETF Factor Grades (Momentum, Expenses, Dividends, Risk, Liquidity).
- Stock and ETF screeners with ratings, grades, and advanced filters. Premium members can save screens for reuse.
- Side-by-side comparison of up to 20 stocks, with export to Excel or PDF.
- Portfolio tools with custom views, health scores, and Excel export. Premium users can link brokers for daily auto-sync through Plaid or SnapTrade.
- Market data includes both real-time and delayed quotes, with advanced charts covering intraday to multi-year intervals.
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Overlap
Shared focus areas
6 overlapsMutual strengths include Screeners, ETF Screeners, and Data Visualizations plus 3 more areas.
Where they differ
Prospero.ai
Distinct strengths include:
- Ten proprietary signals: 5 short-term (Options/Social/Institutional/Dark Pool/Short Pressure) and 5 long-term (Upside/Downside Breakout, Profitability, Growth, Market Similarity).
- Short-term Net Options Sentiment updates ~every 2–5 minutes (real‑time orientation).
- Daily Screener & ‘Our Picks’ lists to surface candidates quickly for different horizons (long/short, short‑term/long‑term).
- Mobile apps on iOS and Android with watchlists and in‑app notifications.
Seeking Alpha
Distinct strengths include:
- Quant Ratings for stocks with five Factor Grades (Value, Growth, Profitability, Momentum, EPS Revisions), plus ETF Factor Grades (Momentum, Expenses, Dividends, Risk, Liquidity).
- Stock and ETF screeners with ratings, grades, and advanced filters. Premium members can save screens for reuse.
- Side-by-side comparison of up to 20 stocks, with export to Excel or PDF.
- Portfolio tools with custom views, health scores, and Excel export. Premium users can link brokers for daily auto-sync through Plaid or SnapTrade.
Feature-by-feature breakdown
| Attribute | Prospero.ai | Seeking Alpha |
|---|---|---|
Categories Which research workflows each platform targets | Shared: Screeners, ETF Screeners, Data Visualizations, Watchlist, Alerts, Scores Unique: Stock Ideas, Options & Derivatives, Market Sentiment, Dark Pool & Off-Exchange, Education, Blogs, Newsletters | Shared: Screeners, ETF Screeners, Data Visualizations, Watchlist, Alerts, Scores Unique: Stock Comparison, Portfolio, News, Calendar, Dividends, Financials, Bulls Say Bear Say, Transcripts, ETF Overview, ETF Performance, ETF Holdings, ETF Fundamentals, ETF Factors, Analyst Forecasts, Analyst Recommendations, Analyst Price Targets, Options, Which ETF includes this Stock?, AI Report, AI Earnings Summary |
Asset types Supported asset classes and universes | Stocks, ETFs | Stocks, ETFs, Mutual Funds, Closed-End Funds, Options |
Experience levels Who each product is built for | Beginner, Intermediate | Beginner, Intermediate, Advanced |
Platforms Where you can access the product | Mobile | Web, Mobile |
Pricing High-level pricing models | Free | Free, Subscription |
Key features Core capabilities called out by each vendor | Unique
| Unique
|
Tested Verified by hands-on testing inside Find My Moat | Not yet | Yes |
Editor pick Featured inside curated shortlists | Standard listing | Highlighted |
Frequently Asked Questions
Which workflows do Prospero.ai and Seeking Alpha both support?
Both platforms cover Screeners, ETF Screeners, Data Visualizations, Watchlist, Alerts, and Scores workflows, so you can research those use cases in either tool before digging into the feature differences below.
Do Prospero.ai and Seeking Alpha require subscriptions?
Both Prospero.ai and Seeking Alpha keep freemium access with optional paid upgrades, so you can trial each platform before committing.
How can you access Prospero.ai and Seeking Alpha?
Both Prospero.ai and Seeking Alpha support web and mobile access, making it easy to keep tabs on research away from the desk.
What unique strengths set the two platforms apart?
Prospero.ai differentiates itself with Ten proprietary signals: 5 short-term (Options/Social/Institutional/Dark Pool/Short Pressure) and 5 long-term (Upside/Downside Breakout, Profitability, Growth, Market Similarity)., Short-term Net Options Sentiment updates ~every 2–5 minutes (real‑time orientation)., and Daily Screener & ‘Our Picks’ lists to surface candidates quickly for different horizons (long/short, short‑term/long‑term)., whereas Seeking Alpha stands out for Quant Ratings for stocks with five Factor Grades (Value, Growth, Profitability, Momentum, EPS Revisions), plus ETF Factor Grades (Momentum, Expenses, Dividends, Risk, Liquidity)., Stock and ETF screeners with ratings, grades, and advanced filters. Premium members can save screens for reuse., and Side-by-side comparison of up to 20 stocks, with export to Excel or PDF..
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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.