★ BEST INVESTING TOOLS COMPARISON ★
VOL. XCIV, NO. 247
Tool details checked August 23, 2026
Tool Comparison
Stock Rover vs The Fly Pro
Start here
Stock Rover
Free • From $34/mo · Web · Mobile
- You do a lot of your research from your phone
- You care about stock ideas, ETF comparison, and risk metrics, things The Fly Pro doesn't offer
- You're a long-term investor who cares more about fundamentals than headlines
Pick The Fly Pro instead if
The Fly Pro
Free • From $31/mo · Web · API
- You want the cheaper way in: plans start at $31/mo instead of $34/mo
- You want an API so you can script or automate things
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
Stock Rover and The Fly Pro cover a lot of the same ground (11 shared categories, including screeners, ETF screeners, and stock comparison), so for the basics you won't go far wrong with either. Stock Rover simply does more: 32 categories to The Fly Pro's 13, including stock ideas, ETF comparison, and risk metrics, plus a mobile app. The Fly Pro counters by starting cheaper at $31/mo.
What readers say
Stock Rover
No votes yet. Cast the first one.
The Fly Pro
No votes yet. Cast the first one.
Key differences at a glance
- Cheaper paid plan
- The Fly Pro$31/mo vs $34/mo
- Broader coverage
- Stock Rover32 vs 13 categories
- Mobile app
- Stock Rover
- API access
- The Fly Pro
- Global coverage
- The Fly Pro
- Asset coverage
- Stock RoverAdds mutual funds and closed-end funds
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 $34/mo | Free • From $31/mo |
Free tier | Yes | Yes |
Free trial | 14 days | 7 days |
Plan limits | 54 limits: Free: stock scores: 3/month, Free: research reports: Dow 30 samples only unless Research Reports add-on or bundled paid pl... +52 more | 8 limits: Premium Annual: regular monthly equivalent usd: 62, Premium Annual: promotion: Limited-time 50% off +6 more |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | Yes | No |
API access | No | Yes |
Broker sync | Yes | — |
Integrations | Yodlee brokerage aggregation and Interactive Brokers | — |
| Audience & fit | ||
Experience level | Beginner, Intermediate, Advanced | Beginner, Intermediate, Advanced |
Best for | Retail Traders, Pro Retail +7 more | — |
Categories covered | 32 | 13 |
Regions | North America | North America, Europe |
| Data & capabilities | ||
Data quality | 5 signals: Latency: Real-time, 15-min Delayed, and End of Day, Granularity: Minute and EOD +3 more | Latency: Real-time and End of Day and Granularity: EOD |
Data partners | 6 partners: Morningstar, Zacks +4 more | — |
Capabilities | 10 signals: Custom formulas, Universe builder +8 more | — |
Security | Encryption at rest and Encryption in transit | — |
| Try it | Visit Stock Rover | Visit The Fly Pro |
Where each one shines
What Stock Rover and The Fly Pro each do best.ShowHide
Where each one shines
What Stock Rover and The Fly Pro each do best.What Stock Rover does best
- Screen North American stocks, ETFs, and funds with up to 800 or more metrics.
- Tracking portfolios and dividends with broker sync, manual or spreadsheet import, benchmark comparison, emailed reports, dividend-income projections, risk-adjusted return, volatility, beta, IRR, Sharpe Ratio, and position contribution analytics.
- Comparison tools for stocks, ETFs, funds, portfolios, indices, and custom datasets in spreadsheet-like table and tile views across valuation, dividend, analyst, ratings, momentum, performance, and operating metrics.
- Automated DCF-driven Fair Value and intrinsic-value metrics to estimate Margin of Safety, then compare valuation ratios against 20-year relative norms to separate real discounts from superficially cheap stocks.
- The Insight Panel for financial statements, sales, earnings, cash flow, dividends, analyst ratings, insider activity, news, earnings transcripts, fair-value formulas, scores, warnings, and options-chain research on higher tiers.
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.
Every detail we compared
Every tracked attribute for Stock Rover and The Fly Pro, side by side.ShowHide
Every detail we compared
Every tracked attribute for Stock Rover and The Fly Pro, side by side.| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | StocksETFsMutual FundsClosed-End FundsOptionsFundsOther | StocksETFs |
Experience | BeginnerIntermediateAdvanced | BeginnerIntermediateAdvanced |
Target audience | Retail TradersPro RetailLong-term InvestorsValue InvestorsGrowth InvestorsQuality InvestorsDividend InvestorsAnalysts+1 more | Not specified |
Regions | North America | North AmericaEurope |
Coverage details | Countries: US and CA11 exchangesIdentifiers: Ticker | Identifiers: Ticker |
| Data | ||
Data freshness | Real-time15-min DelayedEnd of Day | Real-timeEnd of Day |
Data granularity | MinuteEOD | EOD |
Pricing sources | ExchangeVendorModel | Not specified |
Data partners | MorningstarZacksIntrinioQuandlYodleeIEX | Not specified |
| Access & integrations | ||
Import methods | CSVBrokerOAuthManual | Not specified |
Integrations | Yodlee brokerage aggregationInteractive Brokers | Not specified |
Export formats | CSVImagePDF | Not specified |
| Plans & trust | ||
Security & compliance | Encryption at restEncryption in transit | Not specified |
Capability signals | Custom formulasUniverse builderFactors: Value, Quality, Momentum, Growth, and SizePerformance attributionMonte CarloBroker syncPortfolio attributionRebalancing+2 more | Not specified |
Vendor & support | Stock Rover LLCCountry: United StatesFounded 2008Support: Email and Phone | The Fly Inc.Support: Email |
Curation ratings | Not specified | 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 | Freestock scores: 3/month · research reports: Dow 30 samples only unless Research Reports add-on or bundled paid pl... · +1 more | Free |
| Entry paid plan | $34/mo“Premium”annual billing: $348/year ($29/month equivalent) · two year billing: $576 every 2 years ($24/month equivalent) · +11 more | $31/mo“Premium Annual”regular monthly equivalent usd: 62 · promotion: Limited-time 50% off |
| Tier 2 | $70/mo“Premium Plus”annual billing: $588/year ($49/month equivalent) · two year billing: $1,008 every 2 years ($42/month equivalent) · +12 more | $37/mo“Premium Monthly”regular monthly price usd: 74 · promotion: Limited-time 50% off |
| Tier 3 | $99/mo“Ultimate”annual billing: $948/year ($79/month equivalent) · two year billing: $1,656 every 2 years ($69/month equivalent) · +10 more | $75/mo“Ultimate Annual”regular monthly equivalent usd: 150 · promotion: Limited-time 50% off |
| Top plan | $199/mo“Ultimate Pro”annual billing: $1,788/year ($149/month equivalent) · two year billing: $3,096 every 2 years ($129/month equivalent) · +10 more | $90/mo“Ultimate Monthly”regular monthly price usd: 180 · promotion: Limited-time 50% off |
| Custom / enterprise | — | Contact sales“Institutional” |
| Free trial | 14 days | 7 days |
Questions we keep getting
What's the difference between Stock Rover and The Fly Pro?
Stock Rover leans toward stock ideas, screeners, and ETF screeners, while The Fly Pro puts more weight on screeners, data visualizations, and stock comparison. They overlap in 11 categories, so for most people it comes down to workflow preference and price.
How much do Stock Rover and The Fly Pro cost?
Good news: both Stock Rover and The Fly Pro have free plans, so you can run them side by side and only pay if you hit a wall.
Can I use Stock Rover or The Fly Pro on my phone?
Stock Rover 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 Stock Rover or The Fly Pro have an API?
The Fly Pro has an API for programmatic access and custom integrations. Stock Rover doesn't, so you're working through its interface.
Should I choose Stock Rover or The Fly Pro?
It depends on what you're after. Pick Stock Rover if stock ideas and ETF comparison matter to you; go with The Fly Pro if you'd rather have macro data and APIs & data feeds. And if you only need the basics both share, let price decide.
What asset classes do Stock Rover and The Fly Pro cover?
Both cover stocks and ETFs. Stock Rover also handles mutual funds, closed-end funds, and options.
Do Stock Rover and The Fly Pro offer real-time data?
Yes, both serve real-time market data, so either works when timing matters.
Which covers international markets: Stock Rover or The Fly Pro?
The Fly Pro has documented international coverage (North America and Europe), so it's the safer bet if you hold non-US stocks. Stock Rover is more region-specific, mainly North America.
Can I export data from Stock Rover and The Fly Pro?
Stock Rover exports to CSV. The Fly Pro is stingier about getting data out.
Which has a better stock screener: Stock Rover or The Fly Pro?
Both Stock Rover and The Fly Pro 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 Stock Rover or The Fly Pro?
Stock Rover handles portfolio tracking. The Fly Pro is really a research tool; you'd track your portfolio elsewhere.
Keep researching
More comparisons to check
Other tools you might like
Keep Exploring
Feedback
Spot stale pricing, missing features, or a comparison that feels off? Send feedback on the verdict, table, alternatives, or recommendation.
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.