VOL. XCIV, NO. 247
BEST INVESTING TOOLS COMPARISON
Tool details checked August 23, 2026
Tool Comparison
Alpha Spread vs StockInsights.ai
Pick Alpha Spread if
Alpha Spread
Free • From $144/yr · Web · API
- You want the cheaper way in: plans start at $12/mo instead of $17/mo
- You want stock ideas, screeners, and stock comparison.
- You're a long-term investor who cares more about fundamentals than headlines
Pick StockInsights.ai if
StockInsights.ai
Free • From $200/yr · Web · API
- Delayed quotes won't cut it; you need real-time data
- You want improved filings, APIs & data feeds, and custom dashboards.
- 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
Alpha Spread and StockInsights.ai cover a lot of the same ground (6 shared categories, including watchlist, alerts, and financials), so for the basics you won't go far wrong with either. Alpha Spread simply does more: 14 categories to StockInsights.ai's 10, including stock ideas, screeners, and stock comparison. StockInsights.ai counters by keeping things simpler.
What readers say
Alpha Spread
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StockInsights.ai
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Key differences at a glance
- Cheaper paid plan
- Alpha Spread$12/mo vs $17/mo
- Free trial
- StockInsights.ai7 days
- Broader coverage
- Alpha Spread14 vs 10 categories
- Real-time data
- StockInsights.ai
- 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 $144/yr | Free • From $200/yr |
Free tier | Yes | Yes |
Free trial | — | 7 days |
Plan limits | 18 limits: Free: stock reports per week: 3, Free: ai assistant prompts per week: 3 +16 more | 5 limits: Product Free: earnings call summaries: 10, Product Free: call and ten ksearches: 10 +3 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 | Beginner, Intermediate, Advanced |
Best for | Retail Traders, Pro Retail +4 more | Retail Traders, Pro Retail +3 more |
Categories covered | 14 | 10 |
Regions | — | North America, APAC |
| Data & capabilities | ||
Data quality | — | Latency: Real-time and End of Day and Granularity: EOD |
Capabilities | Universe builder | AI summaries: Filings and Transcripts |
| Try it | Visit Alpha Spread | Visit StockInsights.ai |
Where each one shines
What Alpha Spread and StockInsights.ai each do best.ShowHide
Where each one shines
What Alpha Spread and StockInsights.ai each do best.What Alpha Spread does best
- Automatic intrinsic-value estimates combine DCF and multiples-based relative valuation where available.
- Open stock reports with DCF, relative valuation, Wall Street estimates, profitability, solvency, financials, revenue, earnings calls, and discount-rate context.
- Use the DCF calculator to inspect cash flows, terminal value, and discount-rate assumptions.
- Forecast pages show analyst estimates and price targets and can create price alerts.
- Watchlists track intrinsic-value changes, price targets, insider activity, price levels, and reminders.
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.
Every detail we compared
Every tracked attribute for Alpha Spread and StockInsights.ai, side by side.ShowHide
Every detail we compared
Every tracked attribute for Alpha Spread and StockInsights.ai, side by side.| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | Stocks | Stocks |
Experience | BeginnerIntermediate | BeginnerIntermediateAdvanced |
Target audience | Retail TradersPro RetailLong-term InvestorsValue InvestorsAnalystsStudents/Researchers | Retail TradersPro RetailAnalystsQuants/DevelopersStudents/Researchers |
Regions | Not specified | North AmericaAPAC |
Coverage details | Identifiers: Ticker | Countries: US and INIdentifiers: Ticker, CIK, and ISIN |
| Data | ||
Data freshness | Not specified | Real-timeEnd of Day |
Data granularity | Not specified | EOD |
| Access & integrations | ||
API protocols | Not specified | REST |
API auth & delivery | Not specified | Auth: APIKeyWebhooksDocs |
Integrations | Not specified | MCP Server |
| Plans & trust | ||
Capability signals | Universe builder | AI summaries: Filings and Transcripts |
Vendor & support | Alpha Spread LimitedCountry: Hong KongFounded 2019Support: Email | Serendib Labs Technologies Pvt Ltd.Country: IndiaSupport: Email |
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 reports per week: 3 · ai assistant prompts per week: 3 · +2 more | Free“Product Free”earnings call summaries: 10 · call and ten ksearches: 10 · +1 more |
| Entry paid plan | $144/yr≈ $12/mo“Premium”stock reports per week: 15 · ai assistant prompts per week: 20 · +5 more | $200/yr≈ $17/mo“Product Pro”watchlist stocks: 700 |
| Top plan | $240/yr≈ $20/mo“Unlimited”stock reports per week: Unlimited · ai assistant prompts per week: 300 · +5 more | Subscription“Developer API”trial api calls: 100 |
| Custom / enterprise | Contact sales“Enterprise” | Contact sales“Business and Solutions” |
| Free trial | — | 7 days |
Questions we keep getting
What's the difference between Alpha Spread and StockInsights.ai?
Alpha Spread leans toward stock ideas, screeners, and stock comparison, while StockInsights.ai puts more weight on AI research, AI chat, and improved filings. They overlap in 6 categories, so for most people it comes down to workflow preference and price.
How much do Alpha Spread and StockInsights.ai cost?
Good news: both Alpha Spread and StockInsights.ai have free plans, so you can run them side by side and only pay if you hit a wall.
Which is better for beginners: Alpha Spread or StockInsights.ai?
Honestly, neither is aimed at beginners. Expect a learning curve either way; that's the trade-off for the depth they offer.
Do Alpha Spread and StockInsights.ai have APIs?
Yes, both offer API access, so developers and quants can pull data programmatically or wire up their own integrations.
Should I choose Alpha Spread or StockInsights.ai?
It depends on what you're after. Pick Alpha Spread if stock ideas and screeners matter to you; go with StockInsights.ai if you'd rather have improved filings and APIs & data feeds. And if you only need the basics both share, let price decide.
Does Alpha Spread or StockInsights.ai have real-time data?
StockInsights.ai offers real-time data, which matters if you trade actively. Alpha Spread runs on delayed or end-of-day data, which is perfectly fine for longer-term investors who don't live and die by the tick.
Which has a better stock screener: Alpha Spread or StockInsights.ai?
Alpha Spread has a stock screener for surfacing ideas; StockInsights.ai doesn't, and focuses its energy 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.