Idea

Apps So Simple

Apps So Simple Yet So Profitable

Ask the data real businesses · real revenue · cited

Matching your filters

6 businesses

50% founder-reported, the rest researched

<$10K

$10K+

$50K+

$100K+

$1M+

Median revenue

$10K /mo

Middle half earn $6K – $30K/mo

How they grow

Business models

Showing 6 case studies

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Built With

Weekly photo challenge community

Weekly photo challenges for creative growth.

52frames.com

$10K /mo Reported

Email list recovery service

Revives and monetizes stagnant email lists.

EmailParamedic.com

$300K /mo Reported

Clairvoyant life coaching sessions

Clairvoyant life coaching with astrology and spiritual insights.

askhollyhall.com

$6K /mo Reported

Advanced component library

SaaS UI: React component library for building SaaS apps.

saas-ui.dev

—

Speech-to-text rewriting app

AI-powered mobile app turning speech into clear text.

letterly.app

—

Screen recording made simple

"Quick and easy screen recordings made beautiful."

screen.studio

—

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.
Weekly photo challenge community 52frames.com Weekly photo challenges for creative growth.	$10K /mo Reported	Membership +4	Word of mouth Facebook Community +1	Photography Enthusiasts +4	+9	Founded 2011 · Solo founder · $500 to start	82	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
Clairvoyant life coaching sessions askhollyhall.com Clairvoyant life coaching with astrology and spiritual insights.	$6K /mo Reported	Services +5	Word of mouth Facebook Community +1	Individuals Seeking Per... +1	+3	Founded 2019 · Solo founder · $200 to start	70	Build this
Advanced component library saas-ui.dev SaaS UI: React component library for building SaaS apps.	—	One-time purchase +6	SEO Organic social media	B2B SaaS Developers +2		Founded 2021 · Solo founder · SaaS	66	Build this
Speech-to-text rewriting app letterly.app AI-powered mobile app turning speech into clear text.	—	Digital Products & Courses	SEO Organic social media	Tech-enabled businesses +1	CU	Founded 2023 · 5 people · Built in 90 days	63	Build this
Screen recording made simple screen.studio "Quick and easy screen recordings made beautiful."	—	Digital product +3	SEO Organic social media	YouTubers and Social Me... +3		Founded 2022 · 3 co-founders · SaaS	57	Build this

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