Idea

Apps So Simple

Apps So Simple Yet So Profitable

Ask the data real businesses · real revenue · cited

Matching your filters

17 businesses

100% founder-reported, the rest researched

<$10K

$10K+

$50K+

$100K+

$1M+

Median revenue

$20K /mo

Middle half earn $3K – $60K/mo

How they grow

Business models

Showing 17 of 17 case studies

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Built With

AI Excel formula generator

AI tool that generates Excel formulas instantly

betteranalyst.com

$30K /mo Reported

Email signature marketing hub

"Email signature marketing hub for solopreneurs."

mysignature.io

$60K /mo Reported

Ai note-taking extension

AI note-taking extension for Google Meet meetings.

bluedothq.com

$3K /mo Reported

Viral tweet discovery tool

Social media growth tools for creators.

tweethunter.io

$300K /mo Reported

Email list recovery service

Revives and monetizes stagnant email lists.

EmailParamedic.com

$300K /mo Reported

Pdf document generation API

PDF generation tool for non-coders.

craftmypdf.com

$20K /mo Reported

Simple payment link generator

Customizable checkout pages that convert

checkoutpage.com

$20K /mo Reported

Self-service sms platform

SMS communication platform for businesses.

labsmobile.com

$50K /mo Reported

Simple website hosting tool

Drag-and-drop hosting for easy web sharing.

tiiny.host

$40K /mo Reported

Simplified ad creation platform

AI-powered ad creation for small businesses.

adyouneed.com

$200K /mo Reported

Freelancer growth newsletter

Freelance growth newsletter for remote workers.

wedoitremotely.com

$500 /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
Email signature marketing hub mysignature.io "Email signature marketing hub for solopreneurs."	$60K /mo Reported	Subscription +1	SEO	Small Business Owners +4	+27	Founded 2015 · Solo founder · $10K to start	96	Build this
B Ai note-taking extension bluedothq.com AI note-taking extension for Google Meet meetings.	$3K /mo Reported	SaaS +2	Word of mouth Direct sales +1	Founders +2	FI +12	Founded 2022 · 2 people · $300K to start	62	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
EP Email list recovery service EmailParamedic.com Revives and monetizes stagnant email lists.	$300K /mo Reported	Agency +7	Word of mouth Facebook Community +1	Business Owners +3	+28	Founded 2019 · 10 people · $500 to start	70	Build this
Pdf document generation API craftmypdf.com PDF generation tool for non-coders.	$20K /mo Reported	Subscription +2	Word of mouth Advertising on social media +1	Citizen Developers +7	+24	Founded 2020 · Solo founder · $800 to start	83	Build this
Simple payment link generator checkoutpage.com Customizable checkout pages that convert	$20K /mo Reported	Transaction fees +1	Word of mouth SEO +1	Independent Businesses +5	CU +22	Founded 2018 · 3 people · Built in 30 days	78	Build this
Self-service sms platform labsmobile.com SMS communication platform for businesses.	$50K /mo Reported	Pay as you go +1	Word of mouth Pay Per Click Advertising +1	Small and Medium-Sized ... +8	PO +6	Founded 2009 · 5 people · $70K to start	63	Build this
Simple website hosting tool tiiny.host Drag-and-drop hosting for easy web sharing.	$40K /mo Reported	Subscription +2	Word of mouth Facebook Community +1	Designers +5	CR +5	Founded 2019 · Solo founder · $100 to start	84	Build this
Simplified ad creation platform adyouneed.com AI-powered ad creation for small businesses.	$200K /mo Reported	Subscription +1	Word of mouth Advertising on social media +1	Small businesses +6	+17	Founded 2018 · 12 people · $100K to start	64	Build this
WD Freelancer growth newsletter wedoitremotely.com Freelance growth newsletter for remote workers.	$500 /mo Reported	Subscription +3	Word of mouth Email marketing +1	Freelancers +3	CA	Founded 2018 · Solo founder · Built in 2 days	67	Build this

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Idea	Revenue
Crm marketing attri...	$100K/mo
No-code Airtable AP...	$20K/mo
Pdf bank statement ...	$40K/mo
Ai music video gene...	$20K/mo