MarketWatch adds News, Calendar, Paper Trading, Financials, Options, ETF Overview, ETF Holdings, Analyst Price Targets, Insider Data, Short Interest, Interest Rates, Yield Curves, and IPO coverage that Prospero.ai skips.
VOL. XCIV, NO. 247
★ FINANCIAL TOOLS & SERVICES DIRECTORY ★
PRICE: 5 CENTS
Sunday, October 19, 2025
Head-to-head
MarketWatch vs Prospero.ai comparison
Compare pricing, supported platforms, categories, and standout capabilities to decide which tool fits your workflow.
Quick takeaways
Prospero.ai includes Stock Ideas, ETF Screeners, Options & Derivatives, Market Sentiment, Dark Pool & Off-Exchange, Scores, Education, and Blogs categories that MarketWatch omits.
MarketWatch highlights: Market data hub with stock and market screeners, mutual fund research, fund comparison, and multi-quote lookup tools., Personal watchlists available free with an account; syncs across web and mobile apps with customizable price and news alerts., and Comprehensive event calendars, including U.S. economic releases, corporate earnings, IPO schedules, and options-expiration dates..
Prospero.ai is known for: 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)..
MarketWatch
marketwatch.com
Hands-on review
A global financial-news portal from Dow Jones that combines market data, news, analysis, and investor tools. Real-time Nasdaq last-sale quotes are included, while most other intraday prices run on a standard 15-minute delay. Premium newsletters and in-depth articles are gated behind a subscription. Mobile apps extend the experience with push alerts and watchlist syncing.
Categories
Platforms
Web
Mobile
Pricing
Free
Subscription
Quick highlights
- Market data hub with stock and market screeners, mutual fund research, fund comparison, and multi-quote lookup tools.
- Personal watchlists available free with an account; syncs across web and mobile apps with customizable price and news alerts.
- Comprehensive event calendars, including U.S. economic releases, corporate earnings, IPO schedules, and options-expiration dates.
- BigCharts advanced charting platform with multiple timeframes (intraday to monthly) and technical overlays; intraday data typically delayed 15 minutes.
- Options coverage with full chains per symbol and an expiration calendar.
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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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Overlap
Shared focus areas
5 overlapsMutual strengths include Alerts, Screeners, and Data Visualizations plus 2 more areas.
Where they differ
MarketWatch
Distinct strengths include:
- Market data hub with stock and market screeners, mutual fund research, fund comparison, and multi-quote lookup tools.
- Personal watchlists available free with an account; syncs across web and mobile apps with customizable price and news alerts.
- Comprehensive event calendars, including U.S. economic releases, corporate earnings, IPO schedules, and options-expiration dates.
- BigCharts advanced charting platform with multiple timeframes (intraday to monthly) and technical overlays; intraday data typically delayed 15 minutes.
Prospero.ai
Distinct strengths include:
Stock Ideas
ETF Screeners
Options & Derivatives
Market Sentiment
Dark Pool & Off-Exchange
Scores
Education
Blogs
- 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.
Feature-by-feature breakdown
| Attribute | MarketWatch | Prospero.ai |
|---|---|---|
Categories Which research workflows each platform targets | Shared: Alerts, Screeners, Data Visualizations, Watchlist, Newsletters Unique: News, Calendar, Paper Trading, Financials, Options, ETF Overview, ETF Holdings, Analyst Price Targets, Insider Data, Short Interest, Interest Rates, Yield Curves, IPO | Shared: Alerts, Screeners, Data Visualizations, Watchlist, Newsletters Unique: Stock Ideas, ETF Screeners, Options & Derivatives, Market Sentiment, Dark Pool & Off-Exchange, Scores, Education, Blogs |
Asset types Supported asset classes and universes | Stocks, ETFs, Mutual Funds, Options, Futures, Commodities, Currencies, Cryptos, Bonds | Stocks, ETFs |
Experience levels Who each product is built for | Beginner, Intermediate, Advanced | Beginner, Intermediate |
Platforms Where you can access the product | Web, Mobile | Mobile |
Pricing High-level pricing models | Free, Subscription | Free |
Key features Core capabilities called out by each vendor | Unique
| Unique
|
Tested Verified by hands-on testing inside Find My Moat | Yes | Not yet |
Editor pick Featured inside curated shortlists | Standard listing | Standard listing |
Frequently Asked Questions
Which workflows do MarketWatch and Prospero.ai both support?
Both platforms cover Alerts, Screeners, Data Visualizations, Watchlist, and Newsletters workflows, so you can research those use cases in either tool before digging into the feature differences below.
Do MarketWatch and Prospero.ai require subscriptions?
Both MarketWatch and Prospero.ai keep freemium access with optional paid upgrades, so you can trial each platform before committing.
How can you access MarketWatch and Prospero.ai?
Both MarketWatch and Prospero.ai 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?
MarketWatch differentiates itself with Market data hub with stock and market screeners, mutual fund research, fund comparison, and multi-quote lookup tools., Personal watchlists available free with an account; syncs across web and mobile apps with customizable price and news alerts., and Comprehensive event calendars, including U.S. economic releases, corporate earnings, IPO schedules, and options-expiration dates., whereas Prospero.ai stands out for 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)..
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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.