BEST INVESTING TOOLS COMPARISON

Checking

Checked September 24, 2026

Tool Comparison

PCAOB AuditorSearch vs SEC API (sec-api.io)

Paid from
—
Free plan
Yes
Platforms
Web

Best if

  • You want official sources.

SEC API (sec-api.io)

TestedOur pick for most investors
Review & pricing
Paid from
$55/mo
Free plan
Yes
Platforms
Web, API

Best if

  • Delayed quotes won't cut it; you need real-time data
  • You want an API so you can script or automate things
  • You want APIs & data feeds, insider data, and institutional ownership.

Pick PCAOB AuditorSearch instead if

PCAOB AuditorSearch logo

PCAOB AuditorSearch

pcaobus.org

Free · Web

  • You want official sources.
Our pick for most investors

Start here

SEC API (sec-api.io) logo

SEC API (sec-api.io)

sec-api.ioTested

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 want APIs & data feeds, insider data, and institutional ownership.

Skip both if: Neither one clicks with how you research; there are strong third options.

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Our take

The bottom line

SEC API (sec-api.io) simply does more: 7 categories to PCAOB AuditorSearch's 2, including APIs & data feeds, insider data, and institutional ownership. PCAOB AuditorSearch counters by being completely free. On paper they're closely matched, so let pricing, platform fit, and the details below break the tie.

What readers say

PCAOB AuditorSearch

No votes yet. Cast the first one.

SEC API (sec-api.io)

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Key differences at a glance

Real-time data
SEC API (sec-api.io)
Broader coverage
SEC API (sec-api.io)7 vs 2 categories
API access
SEC API (sec-api.io)
Asset coverage
SEC API (sec-api.io)Adds ETFs and mutual funds
Free plan
Both
See the full side-by-side table
PCAOB AuditorSearch logo

What PCAOB AuditorSearch does best

  1. Search Form AP data to identify the firm and engagement partner associated with a U.S. public-company audit report.
  2. Find issuers by company name, CIK, or ticker in the web interface.
  3. Find audit firms by name, PCAOB ID, or country and review their reported public-company audits.
  4. Search by engagement-partner name to review associated public-company audit reports.
  5. Apply filing-date filters in advanced search to limit results to a reporting period.
SEC API (sec-api.io) logo

What SEC API (sec-api.io) does best

  1. Search tools across SEC filings through query and full-text APIs covering all EDGAR form types and historical filings back to 1993.
  2. Real-time WebSocket filing streams when new SEC filings need to trigger alerts, workflows, or downstream processing quickly.
  3. Convert XBRL filings to standardized JSON financial statements for income statement, balance sheet, cash flow, and US GAAP line-item workflows.
  4. 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.
  5. 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.

Side by side

Pricing & plans
Starting price
Free
Free • From $55/mo
Free tier
Yes
Yes
Free trial
—
—
Platforms & access
Web app
Yes
Yes
Mobile app
No
No
API access
No
Yes
Broker sync
—
No
Coverage & data
Asset types
Stocks
StocksETFsMutual FundsFunds
Target audience
Retail TradersAnalystsInstitutional InvestorsStudents/Researchers
Not specified
Data freshness
Not specified
Real-time
Export formats
CSV
JSONPDF

Pricing comparison

Free plan
Free
Free“Free Tier”
Entry paid plan
—
$55/mo“Personal & Startups”
Top plan
—
$239/mo“Business (Internal Use)”
Custom / enterprise
—
Contact sales“Enterprise & Institutions”

See for yourself

Side by side

Price, platforms, data, and market coverage.
Show
Side-by-side comparison of PCAOB AuditorSearch and SEC API (sec-api.io)
Attribute
PCAOB AuditorSearch logo
PCAOB AuditorSearch
SEC API (sec-api.io) logo
SEC API (sec-api.io)
Pricing & plans
Starting price
FreeFree • From $55/mo
Free tier
YesYes
Free trial
——
Plan limits
—9 limits: Free Tier: api calls: 100, Personal & Startups: query api rate limit: 20 requests/second/API key +7 more
Platforms & access
Web app
YesYes
Mobile app
NoNo
API access
NoYes
Broker sync
—No
Audience & fit
Experience level
Beginner, IntermediateBeginner, Intermediate, Advanced
Best for
Retail Traders, Analysts +2 more—
Categories covered
27
Regions
—North America
Data & capabilities
Data quality
—Latency: Real-time
Try itVisit PCAOB AuditorSearchVisit SEC API (sec-api.io)

Standout features

The best features of PCAOB AuditorSearch and SEC API (sec-api.io).
Show
PCAOB AuditorSearch logo

What PCAOB AuditorSearch does best

  1. Search Form AP data to identify the firm and engagement partner associated with a U.S. public-company audit report.
  2. Find issuers by company name, CIK, or ticker in the web interface.
  3. Find audit firms by name, PCAOB ID, or country and review their reported public-company audits.
  4. Search by engagement-partner name to review associated public-company audit reports.
  5. Apply filing-date filters in advanced search to limit results to a reporting period.
SEC API (sec-api.io) logo

What SEC API (sec-api.io) does best

  1. Search tools across SEC filings through query and full-text APIs covering all EDGAR form types and historical filings back to 1993.
  2. Real-time WebSocket filing streams when new SEC filings need to trigger alerts, workflows, or downstream processing quickly.
  3. Convert XBRL filings to standardized JSON financial statements for income statement, balance sheet, cash flow, and US GAAP line-item workflows.
  4. 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.
  5. 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.

All details

Every attribute we track for PCAOB AuditorSearch and SEC API (sec-api.io).
Show
Attribute
PCAOB AuditorSearch logo
PCAOB AuditorSearch
SEC API (sec-api.io) logo
SEC API (sec-api.io)
Coverage & fit
Asset types
Stocks
StocksETFsMutual FundsFunds
Experience
BeginnerIntermediate
BeginnerIntermediateAdvanced
Target audience
Retail TradersAnalystsInstitutional InvestorsStudents/Researchers
Not specified
Regions
Not specified
North America
Coverage details
Countries: USIdentifiers: CIK and 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 and TS
Export formats
CSV
JSONPDF
Plans & trust
Vendor & support
Public Company Accounting Oversight Board (PCAOB)Country: United States
Data2Value GmbHSupport: Email
Curation ratings
Not specified
Methodology 4/5Reliability 4/5UX 4/5

Green tags are exclusive to that tool in this comparison.

Pricing

Plans, billing, free trials, and monthly prices.
Show
Plan-by-plan pricing comparison of PCAOB AuditorSearch and SEC API (sec-api.io)
Tier
PCAOB AuditorSearch logo
PCAOB AuditorSearchCheaper start
SEC API (sec-api.io) logo
SEC API (sec-api.io)
Free plan
Free
Free“Free Tier”api calls: 100
Entry paid plan—
$55/mo“Personal & Startups”query api rate limit: 20 requests/second/API key · included download gbper month: 50 · +2 more
Top plan—
$239/mo“Business (Internal Use)”query api rate limit: 40 requests/second/API key · included download gbper month: 100 · +2 more
Custom / enterprise—
Contact sales“Enterprise & Institutions”

Questions we keep getting

What's the difference between PCAOB AuditorSearch and SEC API (sec-api.io)?

PCAOB AuditorSearch leans toward regulatory filings monitoring 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 1 categories, so for most people it comes down to workflow preference and price.

How much do PCAOB AuditorSearch and SEC API (sec-api.io) cost?

Good news: both PCAOB AuditorSearch 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: PCAOB AuditorSearch or SEC API (sec-api.io)?

Honestly, neither is aimed at beginners. Expect a learning curve either way; that's the trade-off for the depth they offer.

Does PCAOB AuditorSearch or SEC API (sec-api.io) have an API?

SEC API (sec-api.io) has an API for programmatic access and custom integrations. PCAOB AuditorSearch doesn't, so you're working through its interface.

Should I choose PCAOB AuditorSearch or SEC API (sec-api.io)?

It depends on what you're after. Pick PCAOB AuditorSearch if official sources matter to you; go with SEC API (sec-api.io) if you'd rather have APIs & data feeds and insider data. And if you only need the basics both share, let price decide.

What asset classes do PCAOB AuditorSearch and SEC API (sec-api.io) cover?

Both cover stocks. SEC API (sec-api.io) adds ETFs, mutual funds, and funds on top.

Does PCAOB AuditorSearch 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. PCAOB AuditorSearch 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.

Can I export data from PCAOB AuditorSearch and SEC API (sec-api.io)?

PCAOB AuditorSearch exports to CSV. SEC API (sec-api.io) is stingier about getting data out.

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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.