★ BEST INVESTING TOOLS COMPARISON ★
VOL. XCIV, NO. 247
Tool comparison edition
Tool Comparison
DATAROMA vs SEC API (sec-api.io)
Pick DATAROMA instead if
DATAROMA
Free · Web
- You care about stock ideas, something SEC API (sec-api.io) doesn't offer
- You're a long-term investor who cares more about fundamentals than headlines
Start here
SEC API (sec-api.io)
Free • From $55/mo · Web · API
- Delayed quotes won't cut it; you need real-time data
- You want an API so you can script or automate things
- You care about APIs & data feeds, regulatory filings monitoring, and financials, things DATAROMA doesn't offer
Skip both if: Neither one clicks with how you research; there are strong third options.
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Our take
The bottom line
DATAROMA and SEC API (sec-api.io) cover a lot of the same ground (2 shared categories, institutional ownership and insider data), so for the basics you won't go far wrong with either. SEC API (sec-api.io) simply does more: 7 categories to DATAROMA's 3, including APIs & data feeds, regulatory filings monitoring, and financials. DATAROMA counters by being completely free.
What readers say
DATAROMA
Vote once to reveal the community verdict.
SEC API (sec-api.io)
Vote once to reveal the community verdict.
Key differences at a glance
- Real-time data
- SEC API (sec-api.io)
- Broader coverage
- SEC API (sec-api.io)7 vs 3 categories
- API access
- SEC API (sec-api.io)
- Asset coverage
- SEC API (sec-api.io)Adds mutual funds and 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 | Free • From $55/mo |
Free tier | Yes | Yes |
Free trial | — | — |
Plan limits | — | 3 limits: Free Tier: api calls: 100, Personal & Startups: query api rate limit: 20 requests/second/API key +1 more |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | No | No |
API access | No | Yes |
Broker sync | — | No |
| Audience & fit | ||
Experience level | Beginner, Intermediate, Advanced | Beginner, Intermediate, Advanced |
Best for | Retail Traders, Pro Retail +4 more | — |
Categories covered | 3 | 7 |
Regions | North America | North America |
| Data & capabilities | ||
Data quality | — | Latency: Real-time |
| Try it | Visit DATAROMA | Visit SEC API (sec-api.io) |
Where each one shines
What DATAROMA and SEC API (sec-api.io) each do best.ShowHide
Where each one shines
What DATAROMA and SEC API (sec-api.io) each do best.What DATAROMA does best
- Browse curated superinvestor portfolios from well-known value investors and see each manager's reported holdings in one simple table.
- Review position size, portfolio weight, share count, reported price, current price, activity labels, and 52-week context for tracked holdings.
- Compare quarter-based portfolio changes, top buys, top sells, and manager-level activity from public filing data.
- Use the Superinvestor Holdings Summary and Grand Portfolio views to see which stocks appear across multiple tracked investors.
- Check stock pages for Super Investor Stats, ownership count, rank across tracked portfolios, and related insider buying or selling summaries.
What SEC API (sec-api.io) does best
- Search SEC filings through query and full-text APIs covering all EDGAR form types and historical filings back to 1993.
- Use real-time WebSocket filing streams when new SEC filings need to trigger alerts, workflows, or downstream processing quickly.
- Convert XBRL filings to standardized JSON financial statements for income statement, balance sheet, cash flow, and US GAAP line-item workflows.
- Extract clean filing sections such as MD&A, Risk Factors, and other 10-K, 10-Q, or 8-K sections for research or AI pipelines.
- Access specialized APIs for Forms 3/4/5, 13F, 13D/G, Form 144, ADV, S-1, 424B4, Form C, Form D, Reg A, N-PORT, N-PX, and N-CEN data.
Every detail we compared
Every tracked attribute for DATAROMA and SEC API (sec-api.io), side by side.ShowHide
Every detail we compared
Every tracked attribute for DATAROMA and SEC API (sec-api.io), side by side.| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | StocksETFs | StocksETFsMutual FundsFunds |
Experience | BeginnerIntermediateAdvanced | BeginnerIntermediateAdvanced |
Target audience | Retail TradersPro RetailLong-term InvestorsValue InvestorsAnalystsStudents/Researchers | Not specified |
Regions | North America | North America |
Coverage details | Identifiers: Ticker | Countries: USIdentifiers: Ticker and CUSIP |
| Data | ||
Data freshness | Not specified | Real-time |
| Access & integrations | ||
API protocols | Not specified | RESTWebSocket |
API auth & delivery | Not specified | Auth: APIKeySDKs: Python |
Export formats | Not specified | JSONPDF |
| Plans & trust | ||
Vendor & support | Not specified | Data2Value GmbHSupport: Email |
Curation ratings | Not specified | Methodology 4/5Reliability 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 Tier”api calls: 100 |
| Entry paid plan | — | $55/mo“Personal & Startups”query api rate limit: 20 requests/second/API key |
| Top plan | — | $239/mo“Business (Internal Use)”query api rate limit: 40 requests/second/API key |
| Custom / enterprise | — | Contact sales“Enterprise & Institutions” |
Questions we keep getting
What's the difference between DATAROMA and SEC API (sec-api.io)?
DATAROMA leans toward stock ideas, institutional ownership, and insider data, while SEC API (sec-api.io) puts more weight on APIs & data feeds, regulatory filings monitoring, and insider data. They overlap in 2 categories, so for most people it comes down to workflow preference and price.
How much do DATAROMA and SEC API (sec-api.io) cost?
Good news: both DATAROMA and SEC API (sec-api.io) have free plans, so you can run them side by side and only pay if you hit a wall.
Does DATAROMA or SEC API (sec-api.io) have an API?
SEC API (sec-api.io) has an API for programmatic access and custom integrations. DATAROMA doesn't, so you're working through its interface.
Should I choose DATAROMA or SEC API (sec-api.io)?
It depends on what you're after. Pick DATAROMA if stock ideas matter to you; go with SEC API (sec-api.io) if you'd rather have APIs & data feeds and regulatory filings monitoring. And if you only need the basics both share, let price decide.
What asset classes do DATAROMA and SEC API (sec-api.io) cover?
Both cover stocks and ETFs. SEC API (sec-api.io) adds mutual funds and funds on top.
Does DATAROMA or SEC API (sec-api.io) have real-time data?
SEC API (sec-api.io) offers real-time data, which matters if you trade actively. DATAROMA 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.
Keep researching
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Feedback
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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.