Tool Comparison
Prospero.ai vs Zacks (Zacks.com)
- Paid from
- —
- Free plan
- Yes
- Platforms
- Mobile
Best if
- You want stock ideas, data visualizations, and options.
- Paid from
- $249/yr, billed annually
- Free plan
- Yes
- Platforms
- Web, Mobile
Best if
- You want portfolio, news, and calendar.
- You've outgrown the basics and want pro-level depth
Pick Prospero.ai if
Prospero.ai
Free • Paid plans available · Mobile
- You want stock ideas, data visualizations, and options.
Pick Zacks (Zacks.com) if
Zacks (Zacks.com)
Free • From $249/yr, billed annually · Web · Mobile
- You want portfolio, news, and calendar.
- You've outgrown the basics and want pro-level depth
Skip both if: Neither one clicks with how you research; there are strong third options.
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Our take
The bottom line
Prospero.ai and Zacks (Zacks.com) cover a lot of the same ground (4 shared categories, including screeners, ETF screeners, and watchlist), so for the basics you won't go far wrong with either. Prospero.ai includes stock ideas and data visualizations, and Zacks (Zacks.com) includes portfolio and news.
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Key differences at a glance
- Global coverage
- Zacks (Zacks.com)
- Free trial
- Zacks (Zacks.com)30 days
- Asset coverage
- Zacks (Zacks.com)Adds mutual funds
- Free plan
- Both
What Prospero.ai does best
- Five short-term scores cover options, social sentiment, dark pools, short pressure, and institutional flow.
- Five longer-horizon scores cover profitability, growth, upside breakout, downside breakout, and similarity to the S&P 500.
- Daily Screener and Our Picks pages identify candidates across short and long horizons.
- Watchlists are available in the iOS and Android apps; the current app page labels signal alerts as coming soon.
- Signal guides explain the input, score range, update interval, and stated limitations for each metric.
What Zacks (Zacks.com) does best
- Zacks Rank scores from #1 to #5 and Zacks Industry Rank on company pages for earnings-revision research.
- Comparison tools for Value, Growth, and Momentum Style Scores alongside the rank when screening or reviewing individual stocks.
- Screening for stocks, ETFs, and mutual funds with hundreds of filters, with 45+ Premium Screens gated behind paid access.
- Direct access to ticker pages with analyst forecasts, earnings estimates, price targets, company research, and related market context.
- Review Price-Consensus-EPS Surprise charts that connect historical estimates, actual earnings, and surprise patterns.
Side by side
Pricing comparison
See for yourself
Side by side
Price, platforms, data, and market coverage.ShowHide
Side by side
| Attribute | ||
|---|---|---|
| Pricing & plans | ||
Starting price | Free • Paid plans available | Free • From $249/yr, billed annually |
Free tier | Yes | Yes |
Free trial | — | 30 days |
| Platforms & access | ||
Web app | No | Yes |
Mobile app | Yes | Yes |
API access | No | No |
Broker sync | No | No |
| Audience & fit | ||
Experience level | Beginner, Intermediate | Beginner, Intermediate, Advanced |
Best for | — | — |
Categories covered | 12 | 12 |
Regions | North America | North America, Europe |
| Data & capabilities | ||
Data quality | Latency: Real-time and End of Day and Granularity: Minute and EOD | 3 signals: Latency: Real-time and End of Day, Granularity: EOD +1 more |
Capabilities | — | Factors: Value, Momentum, and Growth |
| Try it | Visit Prospero.ai | Visit Zacks (Zacks.com) |
Standout features
The best features of Prospero.ai and Zacks (Zacks.com).ShowHide
Standout features
What Prospero.ai does best
- Five short-term scores cover options, social sentiment, dark pools, short pressure, and institutional flow.
- Five longer-horizon scores cover profitability, growth, upside breakout, downside breakout, and similarity to the S&P 500.
- Daily Screener and Our Picks pages identify candidates across short and long horizons.
- Watchlists are available in the iOS and Android apps; the current app page labels signal alerts as coming soon.
- Signal guides explain the input, score range, update interval, and stated limitations for each metric.
What Zacks (Zacks.com) does best
- Zacks Rank scores from #1 to #5 and Zacks Industry Rank on company pages for earnings-revision research.
- Comparison tools for Value, Growth, and Momentum Style Scores alongside the rank when screening or reviewing individual stocks.
- Screening for stocks, ETFs, and mutual funds with hundreds of filters, with 45+ Premium Screens gated behind paid access.
- Direct access to ticker pages with analyst forecasts, earnings estimates, price targets, company research, and related market context.
- Review Price-Consensus-EPS Surprise charts that connect historical estimates, actual earnings, and surprise patterns.
All details
Every attribute we track for Prospero.ai and Zacks (Zacks.com).ShowHide
All details
| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | StocksETFs | StocksETFsMutual Funds |
Experience | BeginnerIntermediate | BeginnerIntermediateAdvanced |
Regions | North America | North AmericaEurope |
Coverage details | Countries: USExchanges: XNYS and XNASIdentifiers: Ticker | Identifiers: Ticker |
| Data | ||
Data freshness | Real-timeEnd of Day | Real-timeEnd of Day |
Data granularity | MinuteEOD | EOD |
| Access & integrations | ||
Import methods | Manual | Manual |
| Plans & trust | ||
Capability signals | Not specified | Factors: Value, Momentum, and Growth |
Vendor & support | Prospero.ai LLCCountry: USSupport: Email | Zacks Investment Research |
Curation ratings | Methodology 3/5Reliability 3/5UX 4/5 | Methodology 3/5Reliability 4/5UX 4/5 |
Green tags are exclusive to that tool in this comparison.
Pricing
Plans, billing, free trials, and monthly prices.ShowHide
Pricing
| Tier | ||
|---|---|---|
| Free plan | Free | Free |
| Entry paid plan | Subscription“Paid tiers” | $249/yrBilled annually≈ $20.75/mo“Premium Annual” |
| Tier 2 | — | $495/yrBilled annually≈ $41.25/mo“Investor Collection Annual” |
| Tier 3 | — | $59/moBilled monthly“Investor Collection Monthly” |
| Tier 4 | — | $2995/yrBilled annually≈ $249.58/mo“Ultimate Annual” |
| Top plan | — | $299/moBilled monthly“Ultimate Monthly” |
| Free trial | — | 30 days |
Questions we keep getting
What's the difference between Prospero.ai and Zacks (Zacks.com)?
Prospero.ai leans toward stock ideas, screeners, and ETF screeners, while Zacks (Zacks.com) puts more weight on screeners, ETF screeners, and watchlist. They overlap in 4 categories, so for most people it comes down to workflow preference and price.
How much do Prospero.ai and Zacks (Zacks.com) cost?
Good news: both Prospero.ai and Zacks (Zacks.com) have free plans, so you can run them side by side and only pay if you hit a wall.
Which is better for beginners: Prospero.ai or Zacks (Zacks.com)?
Honestly, neither is aimed at beginners. Expect a learning curve either way; that's the trade-off for the depth they offer.
Should I choose Prospero.ai or Zacks (Zacks.com)?
It depends on what you're after. Pick Prospero.ai if stock ideas and data visualizations matter to you; go with Zacks (Zacks.com) if you'd rather have portfolio and news. And if you only need the basics both share, let price decide.
What asset classes do Prospero.ai and Zacks (Zacks.com) cover?
Both cover stocks and ETFs. Zacks (Zacks.com) adds mutual funds on top.
Do Prospero.ai and Zacks (Zacks.com) offer real-time data?
Yes, both serve real-time market data, so either works when timing matters.
Which covers international markets: Prospero.ai or Zacks (Zacks.com)?
Zacks (Zacks.com) has documented international coverage (North America and Europe), so it's the safer bet if you hold non-US stocks. Prospero.ai is more region-specific, mainly North America.
Which has a better stock screener: Prospero.ai or Zacks (Zacks.com)?
Both Prospero.ai and Zacks (Zacks.com) include stock screeners, and they differ more in interface than raw power; try both and see which one clicks for you.
Can I track my portfolio with Prospero.ai or Zacks (Zacks.com)?
Zacks (Zacks.com) handles portfolio tracking. Prospero.ai is really a research tool; you'd track your portfolio elsewhere.
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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.