Explore Successful Businesses

Niche Sites

What are the most profitable niches, how they grow, all the ways they make money, how much content they publish, and much more.

Ask the data real businesses · real revenue · cited

Matching your filters

5 businesses

100% founder-reported, the rest researched

<$10K

$10K+

$50K+

$100K+

$1M+

Median revenue

$50K /mo

Middle half earn $40K – $300K/mo

How they grow

Business models

Showing 5 case studies

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Built With

Job search advice website

Job search advice website for job seekers and career changers

careersidekick.com

$50K /mo Reported

Thank you note generator

Thank-you note writing guide and examples platform.

tonsofthanks.com

$8K /mo Reported

Digital marketing investment firm

Portfolio of web-based businesses and digital marketing services.

rejoinmedia.com

$40K /mo Reported

Startup talent and funding hub

Startup growth platform connecting talent, investors, and entrepreneurs.

thehub.io

—

Finance interview prep courses

Finance career resources and community platform.

wallstreetoasis.com

$300K /mo Reported

Idea	Revenue	Model	Growth	Customers	Tools	Details	Solo score A 0–100 estimate of how well-suited a business is to being run solo (or very lean). It blends team leanness, business model, growth channels, capital intensity, revenue per operator, tooling leverage and recency into one score. Higher = more solopreneur-friendly.
Job search advice website careersidekick.com Job search advice website for job seekers and career changers	$50K /mo Reported	Digital products +3	Email marketing SEO +1	Job Seekers +1	+10	Founded 2013 · Solo founder · $200 to start	80	Build this
Thank you note generator tonsofthanks.com Thank-you note writing guide and examples platform.	$8K /mo Reported	Display ads +3	Word of mouth SEO +1	General Public +4	+16	Founded 2014 · Solo founder · $10 to start	72	Build this
Digital marketing investment firm rejoinmedia.com Portfolio of web-based businesses and digital marketing services.	$40K /mo Reported	Affiliate +7	Email marketing SEO +1	Job Seekers +3	+3	Founded 2019 · 5 people · $50K to start	65	Build this
Startup talent and funding hub thehub.io Startup growth platform connecting talent, investors, and entrepreneurs.	—	Marketplace +2	Word of mouth Email marketing +1	Entrepreneurs +3		Founded 2016 · 6 people · $1M to start	48	Build this
Finance interview prep courses wallstreetoasis.com Finance career resources and community platform.	$300K /mo Reported	Course +5	Word of mouth Email marketing +1	Undergraduates +4		Founded 2006 · 15 people · Saratoga, California, USA, United States	60	Build this

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