VOL. XCIV, NO. 247

★ FINANCIAL TOOLS & SERVICES DIRECTORY ★

PRICE: 5 CENTS

Monday, October 6, 2025

View Corner of Berkshire & Fairfax (COBF)View Semrush Back to Home

Head-to-head

Corner of Berkshire & Fairfax (COBF) vs Semrush comparison

Compare pricing, supported platforms, categories, and standout capabilities to decide which tool fits your workflow.

Quick takeaways

Corner of Berkshire & Fairfax (COBF) adds Forums coverage that Semrush skips.

Semrush includes App & Website Traffic, Data APIs, APIs & SDKs, and Sheets / Excel Add-ins categories that Corner of Berkshire & Fairfax (COBF) omits.

Corner of Berkshire & Fairfax (COBF) highlights: Public discussion boards focused on Berkshire Hathaway, Fairfax Financial, general investing, books, and broader market conversations., Members-only sections covering investment ideas, personal finance, strategies, real estate, wealth management, events, and more., and One-time lifetime membership fee of $49.99 USD, available through the site’s shop..

Semrush is known for: Traffic Analytics tools to examine any website’s visitors, sources, engagement metrics, and competitive benchmarks., Rich API suite: Analytics and Projects APIs (Business plan), Trends API, Listing Management, and Map Rank Tracker. Current versions support API key (v3) and OAuth 2.0 with JSON (v4)., and API consumption billed in ‘units’ per request or per line of data. Historical queries cost more; some APIs like Listing Management and Map Rank Tracker are excluded from unit billing..

Semrush offers mobile access, which Corner of Berkshire & Fairfax (COBF) skips.

Corner of Berkshire & Fairfax (COBF)

thecobf.com

A long-standing value-investing forum founded in 2009, with public boards and members-only sections. Membership is a one-time lifetime fee of $49.99, purchased through the site’s shop. The community hosts thousands of investors, with active discussions, member-submitted articles, and dedicated rooms for deeper collaboration.

Platforms

Web

Pricing

Free

One-time

Quick highlights

Public discussion boards focused on Berkshire Hathaway, Fairfax Financial, general investing, books, and broader market conversations.
Members-only sections covering investment ideas, personal finance, strategies, real estate, wealth management, events, and more.
One-time lifetime membership fee of $49.99 USD, available through the site’s shop.
Private Members Room (also known as the COBF Zoom Room) reserved for paid members.
Podium section for blog-style, user-submitted articles, accessible via forum login.

Community votes (overall)

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Semrush

semrush.com

Comprehensive SEO, marketing, and web traffic analytics platform. API access for core Analytics and Projects requires a Business plan, with usage billed in API units. Some APIs—like Listing Management and Map Rank Tracker—don’t consume units. Enterprise security options include SAML SSO on Guru and Business tiers. A 7-day free trial is available for all paid plans.

Platforms

Web

Mobile

API

Pricing

Free

Subscription

Quick highlights

Traffic Analytics tools to examine any website’s visitors, sources, engagement metrics, and competitive benchmarks.
Rich API suite: Analytics and Projects APIs (Business plan), Trends API, Listing Management, and Map Rank Tracker. Current versions support API key (v3) and OAuth 2.0 with JSON (v4).
API consumption billed in ‘units’ per request or per line of data. Historical queries cost more; some APIs like Listing Management and Map Rank Tracker are excluded from unit billing.
Flexible exports in CSV, Excel, and PDF across tools. Position Tracking and Site Audit modules generate PDF reports; Position Tracking also supports direct Google Sheets export.
Google Sheets integration through the App Center ‘AI Automated Data Connector’ for automated reporting pipelines.

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Overlap

Shared focus areas

1 overlap

Both tools cover this research theme.

Blogs

Where they differ

Corner of Berkshire & Fairfax (COBF)

Distinct strengths include:

Forums

Public discussion boards focused on Berkshire Hathaway, Fairfax Financial, general investing, books, and broader market conversations.
Members-only sections covering investment ideas, personal finance, strategies, real estate, wealth management, events, and more.
One-time lifetime membership fee of $49.99 USD, available through the site’s shop.
Private Members Room (also known as the COBF Zoom Room) reserved for paid members.

Semrush

Distinct strengths include:

App & Website Traffic

Data APIs

APIs & SDKs

Sheets / Excel Add-ins

Traffic Analytics tools to examine any website’s visitors, sources, engagement metrics, and competitive benchmarks.
Rich API suite: Analytics and Projects APIs (Business plan), Trends API, Listing Management, and Map Rank Tracker. Current versions support API key (v3) and OAuth 2.0 with JSON (v4).
API consumption billed in ‘units’ per request or per line of data. Historical queries cost more; some APIs like Listing Management and Map Rank Tracker are excluded from unit billing.
Flexible exports in CSV, Excel, and PDF across tools. Position Tracking and Site Audit modules generate PDF reports; Position Tracking also supports direct Google Sheets export.

Feature-by-feature breakdown

Attribute	Corner of Berkshire & Fairfax (COBF)	Semrush
Categories Which research workflows each platform targets	Shared: Blogs Unique: Forums	Shared: Blogs Unique: App & Website Traffic, Data APIs, APIs & SDKs, Sheets / Excel Add-ins
Asset types Supported asset classes and universes	Stocks	Other
Experience levels Who each product is built for	Beginner, Intermediate, Advanced	Beginner, Intermediate, Advanced
Platforms Where you can access the product	Web	Web, Mobile, API
Pricing High-level pricing models	Free, One-time	Free, Subscription
Key features Core capabilities called out by each vendor	Unique Public discussion boards focused on Berkshire Hathaway, Fairfax Financial, general investing, books, and broader market conversations. Members-only sections covering investment ideas, personal finance, strategies, real estate, wealth management, events, and more. One-time lifetime membership fee of $49.99 USD, available through the site’s shop. Private Members Room (also known as the COBF Zoom Room) reserved for paid members. Podium section for blog-style, user-submitted articles, accessible via forum login. Community features include periodic stock-picking competitions and contests.	Unique Traffic Analytics tools to examine any website’s visitors, sources, engagement metrics, and competitive benchmarks. Rich API suite: Analytics and Projects APIs (Business plan), Trends API, Listing Management, and Map Rank Tracker. Current versions support API key (v3) and OAuth 2.0 with JSON (v4). API consumption billed in ‘units’ per request or per line of data. Historical queries cost more; some APIs like Listing Management and Map Rank Tracker are excluded from unit billing. Flexible exports in CSV, Excel, and PDF across tools. Position Tracking and Site Audit modules generate PDF reports; Position Tracking also supports direct Google Sheets export. Google Sheets integration through the App Center ‘AI Automated Data Connector’ for automated reporting pipelines. Native integrations with Google Analytics and Google Search Console to combine marketing and search performance data.
Tested Verified by hands-on testing inside Find My Moat	Not yet	Not yet
Editor pick Featured inside curated shortlists	Standard listing	Standard listing

Frequently Asked Questions

Which workflows do Corner of Berkshire & Fairfax (COBF) and Semrush both support?

Both platforms cover Blogs workflows, so you can research those use cases in either tool before digging into the feature differences below.

Do Corner of Berkshire & Fairfax (COBF) and Semrush require subscriptions?

Both Corner of Berkshire & Fairfax (COBF) and Semrush keep freemium access with optional paid upgrades, so you can trial each platform before committing.

Which tool has mobile access?

Semrush ships a dedicated mobile experience, while Corner of Berkshire & Fairfax (COBF) focuses on web or desktop access.

What unique strengths set the two platforms apart?

Corner of Berkshire & Fairfax (COBF) differentiates itself with Public discussion boards focused on Berkshire Hathaway, Fairfax Financial, general investing, books, and broader market conversations., Members-only sections covering investment ideas, personal finance, strategies, real estate, wealth management, events, and more., and One-time lifetime membership fee of $49.99 USD, available through the site’s shop., whereas Semrush stands out for Traffic Analytics tools to examine any website’s visitors, sources, engagement metrics, and competitive benchmarks., Rich API suite: Analytics and Projects APIs (Business plan), Trends API, Listing Management, and Map Rank Tracker. Current versions support API key (v3) and OAuth 2.0 with JSON (v4)., and API consumption billed in ‘units’ per request or per line of data. Historical queries cost more; some APIs like Listing Management and Map Rank Tracker are excluded from unit billing..

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