★ BEST INVESTING TOOLS COMPARISON ★
VOL. XCIV, NO. 247
Source check: Marketstack checked August 4, 2026
Tool Comparison
Fiscal.ai vs Marketstack
Start here
Fiscal.ai
Free • From $39/mo · Web · API
- You care about stock ideas, screeners, and stock comparison, things Marketstack doesn't offer
- You're newer to investing and want something approachable
- You're a long-term investor who cares more about fundamentals than headlines
Pick Marketstack instead if
Marketstack
Free • From $9.99/mo · Web · API
- You want the cheaper way in: plans start at $9.99/mo instead of $39/mo
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
Fiscal.ai and Marketstack cover a lot of the same ground (5 shared categories, including ETF analysis, splits, and dividends), so for the basics you won't go far wrong with either. Fiscal.ai simply does more: 29 categories to Marketstack's 5, including stock ideas, screeners, and stock comparison. Marketstack counters by starting cheaper at $9.99/mo.
What readers say
Fiscal.ai
Vote once to reveal the community verdict.
Marketstack
Vote once to reveal the community verdict.
Key differences at a glance
- Cheaper paid plan
- Marketstack$9.99/mo vs $39/mo
- Free trial
- Fiscal.ai7 days
- Broader coverage
- Fiscal.ai29 vs 5 categories
- Beginner friendly
- Fiscal.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 $39/mo | Free • From $9.99/mo |
Free tier | Yes | Yes |
Free trial | 7 days | — |
Plan limits | 37 limits: Terminal - Free: financials history (annual): 10, Terminal - Free: financials history (quarterly): 6 +35 more | 12 limits: Free: requests per month: 100, Free: history: 1 year +10 more |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | No | No |
API access | Yes | Yes |
Broker sync | No | No |
Integrations | MCP, Claude Connector +7 more | — |
| Audience & fit | ||
Experience level | Beginner, Intermediate, Advanced | Intermediate, Advanced |
Best for | Retail Traders, Pro Retail +11 more | Quants/Developers, Analysts +2 more |
Categories covered | 29 | 5 |
Regions | North America, Europe, APAC, LatAm, Middle East, Africa | North America, Europe, APAC, LatAm, Middle East, Africa |
| Data & capabilities | ||
Data quality | 3 signals: Latency: Real-time, 15-min Delayed, and End of Day, Granularity: EOD +1 more | 4 signals: Latency: End of Day and Real-time, Granularity: EOD and Minute +2 more |
Data partners | 5 partners: Fiscal.ai Data Feed, S&P Global Market Intelligence +3 more | Tiingo |
Capabilities | 6 signals: Custom formulas, Universe builder +4 more | — |
Security | SOC2 and Status page | Status page and Encryption in transit |
| Try it | Visit Fiscal.ai | Visit Marketstack |
Where each one shines
What Fiscal.ai and Marketstack each do best.ShowHide
Where each one shines
What Fiscal.ai and Marketstack each do best.What Fiscal.ai does best
- Research coverage for global stocks, ETFs, mutual funds, and funds through dashboards, watchlists, portfolio views, visualizations, fundamentals, estimates, transcripts, filings, news, and event data.
- AI Copilot, AI summaries, and AI-generated reports to speed up earnings review, filing review, peer comparison, financial analysis, and company research.
- Analysis of fundamentals, ratios, standardized financials, as-reported data, adjusted metrics, segment data, KPIs, analyst estimates, revisions, ratings, and price targets.
- Packaged Fiscal Skills in MCP clients for financial pulls, three-statement models, segment and KPI work, comp sets, valuation, industry reports, ownership activity, filing discovery, quality scores, and earnings reactions.
- Trace research back to source filings, transcripts, slides, company news, investor-relations material, and source-to-filing images or PDFs where supported.
What Marketstack does best
- V2 REST/JSON endpoints with API-key authentication for market data and reference data workflows.
- Starting point: end-of-day prices, adjusted fields, splits, dividends, ticker metadata, exchange metadata, currencies, and timezones.
- Historical date ranges for EOD history, with deeper history available on paid tiers.
- Intraday bar intervals down to one minute where plan access and endpoint limits allow.
- Upgrade to Professional or higher for real-time-style updates, real-time stock price endpoints, and commodities endpoints.
Every detail we compared
Every tracked attribute for Fiscal.ai and Marketstack, side by side.ShowHide
Every detail we compared
Every tracked attribute for Fiscal.ai and Marketstack, side by side.| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | StocksETFsMutual FundsFunds | StocksETFsBondsCommoditiesOther |
Experience | BeginnerIntermediateAdvanced | IntermediateAdvanced |
Target audience | Retail TradersPro RetailInstitutional InvestorsAnalystsQuants/DevelopersLong-term InvestorsValue InvestorsGrowth Investors+5 more | Quants/DevelopersAnalystsInstitutional InvestorsStudents/Researchers |
Regions | North AmericaEuropeAPACLatAmMiddle EastAfrica | North AmericaEuropeAPACLatAmMiddle EastAfrica |
Coverage details | Identifiers: Ticker, CUSIP, ISIN, and FIGI | Identifiers: Ticker, CIK, ISIN, and CUSIP |
| Data | ||
Data freshness | Real-time15-min DelayedEnd of Day | End of DayReal-time |
Data granularity | EOD | EODMinute |
Data partners | Fiscal.ai Data FeedS&P Global Market IntelligenceMorningstarYChartsPerplexity | Tiingo |
| Access & integrations | ||
API protocols | REST | REST |
API auth & delivery | Auth: APIKeyWebhooks50 req/minDocs | Auth: APIKeyDocs |
Import methods | Manual | Not specified |
Integrations | MCPClaude ConnectorChatGPTCodex CLICursorVS Code CopilotGemini CLIPerplexity+1 more | Not specified |
Export formats | CSVImagePDF | Not specified |
| Plans & trust | ||
Security & compliance | SOC2Status page | Status pageEncryption in transit |
Capability signals | Custom formulasUniverse builderPerformance attributionPortfolio attributionCitation pinningAI summaries: Filings, Transcripts, and News | Not specified |
Vendor & support | Stratosphere Technology Inc.Country: CanadaFounded 2021Support: Email | APILayerFounded 2018Support: Email |
Curation ratings | Methodology 5/5Reliability 4/5UX 5/5 | Not specified |
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“Terminal - Free”financials history (annual): 10 · financials history (quarterly): 6 · +8 more | Freerequests per month: 100 · history: 1 year · +1 more |
| Entry paid plan | $39/mo“Terminal - Pro (Monthly)”financials history (annual): 15 · financials history (quarterly): 20 · +10 more | $9.99/mo“Basic”requests per month: 10,000 · overage per request usd: 0.004 · +2 more |
| Tier 2 | $199/mo“Terminal - Enterprise (Monthly)”financials history (annual): 20+ · financials history (quarterly): 40+ · +10 more | $49.99/mo“Professional”requests per month: 100,000 · overage per request usd: 0.002 · +1 more |
| Top plan | — | $149.99/mo“Business”requests per month: 500,000 · overage per request usd: 0.001 |
| Custom / enterprise | Contact sales“API - Paid” | Contact sales“Enterprise” |
| Free trial | 7 days | — |
Questions we keep getting
What's the difference between Fiscal.ai and Marketstack?
Fiscal.ai leans toward stock ideas, screeners, and stock comparison, while Marketstack puts more weight on APIs & data feeds, dividends, and splits. They overlap in 5 categories, so for most people it comes down to workflow preference and price.
How much do Fiscal.ai and Marketstack cost?
Good news: both Fiscal.ai and Marketstack have free plans, so you can run them side by side and only pay if you hit a wall.
Which is better for beginners: Fiscal.ai or Marketstack?
Fiscal.ai is the friendlier place to start; its interface takes less getting used to. Both work fine once you're past the basics.
Do Fiscal.ai and Marketstack have APIs?
Yes, both offer API access, so developers and quants can pull data programmatically or wire up their own integrations.
Should I choose Fiscal.ai or Marketstack?
It depends on what you're after. Pick Fiscal.ai if stock ideas and screeners matter to you; go with Marketstack if you prefer its overall approach. And if you only need the basics both share, let price decide.
What asset classes do Fiscal.ai and Marketstack cover?
Both cover stocks and ETFs. Fiscal.ai also handles mutual funds and funds. Marketstack adds bonds, commodities, and other on top.
Do Fiscal.ai and Marketstack offer real-time data?
Yes, both serve real-time market data, so either works when timing matters.
Can I export data from Fiscal.ai and Marketstack?
Fiscal.ai exports to CSV. Marketstack is stingier about getting data out.
Which has a better stock screener: Fiscal.ai or Marketstack?
Fiscal.ai has a stock screener for surfacing ideas; Marketstack doesn't, and focuses its energy elsewhere.
Can I track my portfolio with Fiscal.ai or Marketstack?
Fiscal.ai handles portfolio tracking. Marketstack is really a research tool; you'd track your portfolio elsewhere.
Keep researching
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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.