★ BEST INVESTING TOOLS COMPARISON ★
VOL. XCIV, NO. 247
Tool details checked August 23, 2026
Tool Comparison
The Fly Pro vs Zacks (Zacks.com)
Pick The Fly Pro if
The Fly Pro
Free • From $31/mo · Web · API
- You want an API so you can script or automate things
- You care about data visualizations, stock comparison, and financials, things Zacks (Zacks.com) doesn't offer
Pick Zacks (Zacks.com) if
Zacks (Zacks.com)
Free • From $20.75/mo · Web · Mobile
- You want the cheaper way in: plans start at $20.75/mo instead of $31/mo
- You do a lot of your research from your phone
- You care about portfolio, scores, and analyst ratings & price targets, things The Fly Pro doesn't offer
Skip both if: Neither one clicks with how you research; there are strong third options.
See alternativesOutbound links may include affiliate or sponsor codes.
Our take
The bottom line
The Fly Pro and Zacks (Zacks.com) cover a lot of the same ground (8 shared categories, including screeners, watchlist, and news), so for the basics you won't go far wrong with either. The real difference is focus: only The Fly Pro gives you data visualizations and stock comparison, and only Zacks (Zacks.com) gives you portfolio and scores.
What readers say
The Fly Pro
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Zacks (Zacks.com)
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Key differences at a glance
- Cheaper paid plan
- Zacks (Zacks.com)$20.75/mo vs $31/mo
- Mobile app
- Zacks (Zacks.com)
- API access
- The Fly Pro
- Asset coverage
- Zacks (Zacks.com)Adds mutual funds
- Free plan
- Both
See for yourself
How they stack up
The side-by-side table: pricing, platforms, data, and coverage at a glance.ShowHide
How they stack up
The side-by-side table: pricing, platforms, data, and coverage at a glance.| Attribute | ||
|---|---|---|
| Pricing & plans | ||
Starting price | Free • From $31/mo | Free • From $20.75/mo |
Free tier | Yes | Yes |
Free trial | 7 days | 30 days |
Plan limits | 8 limits: Premium Annual: regular monthly equivalent usd: 62, Premium Annual: promotion: Limited-time 50% off +6 more | 4 limits: Premium Annual: annual price usd: 249, Ultimate Monthly: trial promo: $1 for 30 days shown on current product page +2 more |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | No | Yes |
API access | Yes | No |
Broker sync | — | No |
| Audience & fit | ||
Experience level | Beginner, Intermediate, Advanced | Beginner, Intermediate, Advanced |
Best for | — | — |
Categories covered | 13 | 12 |
Regions | North America, Europe | North America, Europe |
| Data & capabilities | ||
Data quality | Latency: Real-time and End of Day and Granularity: EOD | 3 signals: Latency: Real-time and End of Day, Granularity: EOD +1 more |
Capabilities | — | Factors: Value, Momentum, and Growth |
| Try it | Visit The Fly Pro | Visit Zacks (Zacks.com) |
Where each one shines
What The Fly Pro and Zacks (Zacks.com) each do best.ShowHide
Where each one shines
What The Fly Pro and Zacks (Zacks.com) each do best.What The Fly Pro does best
- Build company dashboards and financial charts.
- Screen stocks and ETFs with fundamental and performance filters.
- Research more than 10,000 business metrics and KPIs on Premium and higher plans.
- Review 10 years of financial data on Free and Premium or up to 30 years on Ultimate.
- Compare company operating metrics and financial data.
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.
Every detail we compared
Every tracked attribute for The Fly Pro and Zacks (Zacks.com), side by side.ShowHide
Every detail we compared
Every tracked attribute for The Fly Pro and Zacks (Zacks.com), side by side.| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | StocksETFs | StocksETFsMutual Funds |
Experience | BeginnerIntermediateAdvanced | BeginnerIntermediateAdvanced |
Regions | North AmericaEurope | North AmericaEurope |
Coverage details | Identifiers: Ticker | Identifiers: Ticker |
| Data | ||
Data freshness | Real-timeEnd of Day | Real-timeEnd of Day |
Data granularity | EOD | EOD |
| Access & integrations | ||
Import methods | Not specified | Manual |
| Plans & trust | ||
Capability signals | Not specified | Factors: Value, Momentum, and Growth |
Vendor & support | The Fly Inc.Support: Email | Zacks Investment Research |
Curation ratings | Methodology 3/5Reliability 4/5UX 4/5 | Methodology 3/5Reliability 4/5UX 4/5 |
Green tags are exclusive to that tool in this comparison.
What you'll actually pay
Plans, billing, trials, and per-month pricing for both tools.ShowHide
What you'll actually pay
Plans, billing, trials, and per-month pricing for both tools.| Tier | ||
|---|---|---|
| Free plan | Free | Free |
| Entry paid plan | $31/mo“Premium Annual”regular monthly equivalent usd: 62 · promotion: Limited-time 50% off | $20.75/mo“Premium Annual”annual price usd: 249 |
| Tier 2 | $37/mo“Premium Monthly”regular monthly price usd: 74 · promotion: Limited-time 50% off | $41.25/mo“Investor Collection Annual” |
| Tier 3 | $75/mo“Ultimate Annual”regular monthly equivalent usd: 150 · promotion: Limited-time 50% off | $59/mo“Investor Collection Monthly” |
| Tier 4 | $90/mo“Ultimate Monthly”regular monthly price usd: 180 · promotion: Limited-time 50% off | $249.58/mo“Ultimate Annual”annual price usd: 2,995 · trial promo: $1 for 30 days shown on current product page |
| Top plan | — | $299/mo“Ultimate Monthly”trial promo: $1 for 30 days shown on current product page |
| Custom / enterprise | Contact sales“Institutional” | — |
| Free trial | 7 days | 30 days |
Questions we keep getting
What's the difference between The Fly Pro and Zacks (Zacks.com)?
The Fly Pro leans toward screeners, data visualizations, and stock comparison, while Zacks (Zacks.com) puts more weight on screeners, ETF screeners, and watchlist. They overlap in 8 categories, so for most people it comes down to workflow preference and price.
How much do The Fly Pro and Zacks (Zacks.com) cost?
Good news: both The Fly Pro and Zacks (Zacks.com) have free plans, so you can run them side by side and only pay if you hit a wall.
Can I use The Fly Pro or Zacks (Zacks.com) on my phone?
Zacks (Zacks.com) lists a dedicated mobile app, so it travels better. The Fly Pro doesn't list a dedicated mobile app; its documented access is web and API.
Does The Fly Pro or Zacks (Zacks.com) have an API?
The Fly Pro has an API for programmatic access and custom integrations. Zacks (Zacks.com) doesn't, so you're working through its interface.
Should I choose The Fly Pro or Zacks (Zacks.com)?
It depends on what you're after. Pick The Fly Pro if data visualizations and stock comparison matter to you; go with Zacks (Zacks.com) if you'd rather have portfolio and scores. And if you only need the basics both share, let price decide.
What asset classes do The Fly Pro and Zacks (Zacks.com) cover?
Both cover stocks and ETFs. Zacks (Zacks.com) adds mutual funds on top.
Do The Fly Pro and Zacks (Zacks.com) offer real-time data?
Yes, both serve real-time market data, so either works when timing matters.
Which has a better stock screener: The Fly Pro or Zacks (Zacks.com)?
Both The Fly Pro 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 The Fly Pro or Zacks (Zacks.com)?
Zacks (Zacks.com) handles portfolio tracking. The Fly Pro 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.