VOL. XCIV, NO. 247
BEST INVESTING TOOLS COMPARISON
Tool details checked August 23, 2026
Tool Comparison
StockInsights.ai vs The Fly Pro
Pick StockInsights.ai if
StockInsights.ai
Free • From $200/yr · Web · API
- You want the cheaper way in: plans start at $17/mo instead of $31/mo
- You want AI research, AI chat, and improved filings.
Pick The Fly Pro if
The Fly Pro
Free • From $31/mo · Web · API
- You want screeners, data visualizations, and stock comparison.
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
StockInsights.ai and The Fly Pro cover a lot of the same ground (6 shared categories, including transcripts, alerts, and watchlist), so for the basics you won't go far wrong with either. The Fly Pro simply does more: 13 categories to StockInsights.ai's 10, including screeners, data visualizations, and stock comparison. StockInsights.ai counters by starting cheaper at $17/mo.
What readers say
StockInsights.ai
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
- StockInsights.ai$17/mo vs $31/mo
- Broader coverage
- The Fly Pro13 vs 10 categories
- Asset coverage
- The Fly ProAdds ETFs
- 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 $200/yr | Free • From $31/mo |
Free tier | Yes | Yes |
Free trial | 7 days | 7 days |
Plan limits | 5 limits: Product Free: earnings call summaries: 10, Product Free: call and ten ksearches: 10 +3 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 | No | No |
API access | Yes | Yes |
Broker sync | No | — |
Integrations | MCP Server | — |
| Audience & fit | ||
Experience level | Beginner, Intermediate, Advanced | Beginner, Intermediate, Advanced |
Best for | Retail Traders, Pro Retail +3 more | — |
Categories covered | 10 | 13 |
Regions | North America, APAC | North America, Europe |
| Data & capabilities | ||
Data quality | Latency: Real-time and End of Day and Granularity: EOD | Latency: Real-time and End of Day and Granularity: EOD |
Capabilities | AI summaries: Filings and Transcripts | — |
| Try it | Visit StockInsights.ai | Visit The Fly Pro |
Where each one shines
What StockInsights.ai and The Fly Pro each do best.ShowHide
Where each one shines
What StockInsights.ai and The Fly Pro each do best.What StockInsights.ai does best
- Ask source-specific questions across company filings and earnings transcripts, with source links under AI Assist responses.
- Read generated earnings-call and annual-report summaries plus tagged U.S. 8-K and 6-K filings and Indian corporate announcements.
- Latest SEC filing feeds and a full SEC filing dashboard on paid self-serve plans.
- Tracking watchlist alerts with free and paid limits.
- Use bearer-key REST APIs for company lists, filings, semantic search, statements, calendars, and shareholding data.
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 StockInsights.ai and The Fly Pro, side by side.ShowHide
Every detail we compared
Every tracked attribute for StockInsights.ai and The Fly Pro, side by side.| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | Stocks | StocksETFs |
Experience | BeginnerIntermediateAdvanced | BeginnerIntermediateAdvanced |
Target audience | Retail TradersPro RetailAnalystsQuants/DevelopersStudents/Researchers | Not specified |
Regions | North AmericaAPAC | North AmericaEurope |
Coverage details | Countries: US and INIdentifiers: Ticker, CIK, and ISIN | Identifiers: Ticker |
| Data | ||
Data freshness | Real-timeEnd of Day | Real-timeEnd of Day |
Data granularity | EOD | EOD |
| Access & integrations | ||
API protocols | REST | Not specified |
API auth & delivery | Auth: APIKeyWebhooksDocs | Not specified |
Integrations | MCP Server | Not specified |
| Plans & trust | ||
Capability signals | AI summaries: Filings and Transcripts | Not specified |
Vendor & support | Serendib Labs Technologies Pvt Ltd.Country: IndiaSupport: Email | 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 | Free“Product Free”earnings call summaries: 10 · call and ten ksearches: 10 · +1 more | Free |
| Entry paid plan | $200/yr≈ $17/mo“Product Pro”watchlist stocks: 700 | $31/mo“Premium Annual”regular monthly equivalent usd: 62 · promotion: Limited-time 50% off |
| Tier 2 | Subscription“Developer API”trial api calls: 100 | $37/mo“Premium Monthly”regular monthly price usd: 74 · promotion: Limited-time 50% off |
| Tier 3 | — | $75/mo“Ultimate Annual”regular monthly equivalent usd: 150 · promotion: Limited-time 50% off |
| Top plan | — | $90/mo“Ultimate Monthly”regular monthly price usd: 180 · promotion: Limited-time 50% off |
| Custom / enterprise | Contact sales“Business and Solutions” | Contact sales“Institutional” |
| Free trial | 7 days | 7 days |
Questions we keep getting
What's the difference between StockInsights.ai and The Fly Pro?
StockInsights.ai leans toward AI research, AI chat, and improved filings, while The Fly Pro puts more weight on screeners, data visualizations, and stock comparison. They overlap in 6 categories, so for most people it comes down to workflow preference and price.
How much do StockInsights.ai and The Fly Pro cost?
Good news: both StockInsights.ai and The Fly Pro have free plans, so you can run them side by side and only pay if you hit a wall.
Do StockInsights.ai and The Fly Pro have APIs?
Yes, both offer API access, so developers and quants can pull data programmatically or wire up their own integrations.
Should I choose StockInsights.ai or The Fly Pro?
It depends on what you're after. Pick StockInsights.ai if AI research and AI chat matter to you; go with The Fly Pro if you'd rather have screeners and data visualizations. And if you only need the basics both share, let price decide.
What asset classes do StockInsights.ai and The Fly Pro cover?
Both cover stocks. The Fly Pro adds ETFs on top.
Do StockInsights.ai and The Fly Pro offer real-time data?
Yes, both serve real-time market data, so either works when timing matters.
Which has a better stock screener: StockInsights.ai or The Fly Pro?
The Fly Pro has a stock screener for surfacing ideas; StockInsights.ai doesn't, and focuses its energy elsewhere.
Keep researching
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.