Idea

Apps So Simple

Apps So Simple Yet So Profitable

Ask the data real businesses · real revenue · cited

Matching your filters

34 businesses

85% founder-reported, the rest researched

<$10K

$10K+

$50K+

$100K+

$1M+

Median revenue

$30K /mo

Middle half earn $10K – $100K/mo

How they grow

Business models

Showing 34 of 34 case studies

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Built With

AI Excel formula generator

AI tool that generates Excel formulas instantly

betteranalyst.com

$30K /mo Reported

Design subscription service

Subscription design service for unlimited requests.

designjoy.co

$200K /mo Estimated

Food and product photography

"Global food and product photography studio."

seanaudet.com

$10K /mo Reported

Screenshot API for developers

Screenshot API for automating website screenshots

screenshotone.com

$20K /mo Reported

Weekly ai tools newsletter

Weekly AI tools newsletter for staying informed effortlessly.

worldofai.beehiiv.com

$6K /mo Reported

Done-for-you HARO link builder

Digital PR agency specializing in high-quality backlinks

linkifi.io

$50K /mo Reported

Entrepreneur community platform

Media platform and community for aspiring entrepreneurs.

startuptalky.com

$10K /mo Reported

Viral tweet discovery tool

Social media growth tools for creators.

tweethunter.io

$300K /mo Reported

Ai-powered domain name generator

AI-powered domain name generator for businesses.

smartynames.com

$1K /mo Reported

Contract creation platform

AI-powered contract creation for non-lawyers.

legislate.tech

$5K /mo Reported

Virtual office for remote teams

"Virtual office tool for spontaneous remote team collaboration."

freeflow.chat

$5K /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.
AI Excel formula generator betteranalyst.com AI tool that generates Excel formulas instantly	$30K /mo Reported	SaaS +2	Word of mouth Brand Authenticity +1	Finance Professionals +9	+8	Founded 2022 · Solo founder · $200 to start	87	Build this
Design subscription service designjoy.co Subscription design service for unlimited requests.	$200K /mo Estimated	Subscription +4	Word of mouth SEO +1	Startup Founders +2		Founded 2017 · Solo founder · $1 to start	82	Build this
SA Food and product photography seanaudet.com "Global food and product photography studio."	$10K /mo Reported	Freelancing +1	Word of mouth Direct sales +1	Small Business Owners +3	AD AD +1	Founded 2018 · Solo founder · Built in 1 day	57	Build this
Screenshot API for developers screenshotone.com Screenshot API for automating website screenshots	$20K /mo Reported ▲ 892% · 26 mo	Subscription +1	Affiliate program Pay Per Click Advertising +1	Developers +8	+4	Founded 2022 · Solo founder · $2K to start	82	Build this
Weekly ai tools newsletter worldofai.beehiiv.com Weekly AI tools newsletter for staying informed effortlessly.	$6K /mo Reported	Newsletter +2	Email marketing Brand Authenticity +1	Entrepreneurs +3	CU +33	Founded 2023 · Solo founder · $100 to start	84	Build this
Done-for-you HARO link builder linkifi.io Digital PR agency specializing in high-quality backlinks	$50K /mo Reported	Agency +3	Affiliate program Word of mouth +1	Ecommerce Sellers +10	VI +26	Founded 2022 · 6 people · $1K to start	66	Build this
Entrepreneur community platform startuptalky.com Media platform and community for aspiring entrepreneurs.	$10K /mo Reported	Affiliate marketing +4	Word of mouth SEO	Entrepreneurs +2	GO +24	Founded 2018 · 13 people · $100 to start	55	Build this
Viral tweet discovery tool tweethunter.io Social media growth tools for creators.	$300K /mo Reported	SaaS +1	Affiliate program Word of mouth +1	Freelancers +4	+15	Founded 2021 · 7 people · $1K to start	73	Build this
Ai-powered domain name generator smartynames.com AI-powered domain name generator for businesses.	$1K /mo Reported	Affiliate marketing +1	Word of mouth SEO +1	Entrepreneurs +2	+5	Founded 2022 · Solo founder · $2K to start	72	Build this
Contract creation platform legislate.tech AI-powered contract creation for non-lawyers.	$5K /mo Reported	Subscription +3	Word of mouth SEO	Non-lawyers creating co... +8		Founded 2020 · 12 people · $200K to start	61	Build this
Virtual office for remote teams freeflow.chat "Virtual office tool for spontaneous remote team collaboration."	$5K /mo Reported	SaaS +1	Direct sales Email marketing	Remote Companies +4	FI SA +2	Founded 2021 · 8 people · San Francisco, CA, USA, United States	65	Build this

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