★ BEST INVESTING TOOLS COMPARISON ★
VOL. XCIV, NO. 247
Source check: EDINET checked July 18, 2026
Tool Comparison
EDINET vs SEC API (sec-api.io)
Pick EDINET instead if
EDINET
Free · Web · API
- You care about official sources, 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 care about insider data, institutional ownership, and financials, things EDINET doesn't offer
- You're newer to investing and want something approachable
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
EDINET and SEC API (sec-api.io) cover a lot of the same ground (2 shared categories, regulatory filings monitoring and APIs & data feeds), so for the basics you won't go far wrong with either. SEC API (sec-api.io) simply does more: 7 categories to EDINET's 3, including insider data, institutional ownership, and financials. EDINET counters by being completely free.
What readers say
EDINET
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
- Global coverage
- EDINET
- Asset coverage
- SEC API (sec-api.io)Adds ETFs and mutual funds
- Beginner friendly
- SEC API (sec-api.io)
- 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 | Yes | Yes |
Broker sync | — | No |
| Audience & fit | ||
Experience level | Intermediate, Advanced | Beginner, Intermediate, Advanced |
Best for | Analysts, Institutional Investors +3 more | — |
Categories covered | 3 | 7 |
Regions | APAC | North America |
| Data & capabilities | ||
Data quality | — | Latency: Real-time |
| Try it | Visit EDINET | Visit SEC API (sec-api.io) |
Where each one shines
What EDINET and SEC API (sec-api.io) each do best.ShowHide
Where each one shines
What EDINET and SEC API (sec-api.io) each do best.What EDINET does best
- Simple and detailed searches across Japanese securities and fund disclosure documents.
- Annual, semiannual, quarterly, large-shareholding, extraordinary, and amended report access.
- Source documents, XBRL data, EDINET taxonomy, code lists, and filing attachments.
- EDINET API version 2 access after free API-key registration.
- English navigation and limited links to company-provided English annual-report translations.
What SEC API (sec-api.io) does best
- Search tools across SEC filings through query and full-text APIs covering all EDGAR form types and historical filings back to 1993.
- 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 to 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 EDINET and SEC API (sec-api.io), side by side.ShowHide
Every detail we compared
Every tracked attribute for EDINET and SEC API (sec-api.io), side by side.| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | StocksFunds | StocksETFsMutual FundsFunds |
Experience | IntermediateAdvanced | BeginnerIntermediateAdvanced |
Target audience | AnalystsInstitutional InvestorsValue InvestorsQuants/DevelopersStudents/Researchers | Not specified |
Regions | APAC | North America |
Coverage details | Countries: JPIdentifiers: Ticker | Countries: USIdentifiers: Ticker and CUSIP |
| Data | ||
Data freshness | Not specified | Real-time |
| Access & integrations | ||
API protocols | REST | RESTWebSocket |
API auth & delivery | Auth: APIKeyDocs | Auth: APIKeySDKs: Python |
Export formats | PDFXMLJSON | JSONPDF |
| Plans & trust | ||
Vendor & support | Financial Services Agency, Government of JapanCountry: JP | 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“Public EDINET access” | 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 EDINET and SEC API (sec-api.io)?
EDINET leans toward regulatory filings monitoring, APIs & data feeds, and official sources, 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 EDINET and SEC API (sec-api.io) cost?
Good news: both EDINET 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.
Which is better for beginners: EDINET or SEC API (sec-api.io)?
SEC API (sec-api.io) is the friendlier place to start; its interface takes less getting used to. Both work fine once you're past the basics.
Do EDINET and SEC API (sec-api.io) have APIs?
Yes, both offer API access, so developers and quants can pull data programmatically or wire up their own integrations.
Should I choose EDINET or SEC API (sec-api.io)?
It depends on what you're after. Pick EDINET if official sources matter to you; go with SEC API (sec-api.io) if you'd rather have insider data and institutional ownership. And if you only need the basics both share, let price decide.
What asset classes do EDINET and SEC API (sec-api.io) cover?
Both cover stocks and funds. SEC API (sec-api.io) adds ETFs and mutual funds on top.
Does EDINET 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. EDINET 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 covers international markets: EDINET or SEC API (sec-api.io)?
EDINET has documented international coverage (APAC), so it's the safer bet if you hold non-US stocks. SEC API (sec-api.io) is more region-specific, mainly North America.
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.