Idea

Apps So Simple

Apps So Simple Yet So Profitable

Ask the data real businesses · real revenue · cited

Matching your filters

8 businesses

75% founder-reported, the rest researched

<$10K

$10K+

$50K+

$100K+

$1M+

Median revenue

$100K /mo

Middle half earn $100K – $600K/mo

How they grow

Business models

Showing 8 case studies

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Built With

Release notes feedback tool

Release notes tool with built-in feedback insights.

olvy.co

$100K /mo Reported

User feedback management tool

Micro-SaaS for gathering user feedback on features.

fidlio.com

—

User feedback survey tool

User feedback tool for data-driven SaaS teams.

refiner.io

$100K /mo Reported

Low-fidelity wireframing tool

Wireframing tool that simplifies product design.

balsamiq.com

$600K /mo Reported

User onboarding tool

"Code-free onboarding tours for web apps."

userguiding.com

$200K /mo Reported

User feedback management tool

User feedback tool for product teams

upvoty.com

$500 /mo Reported

SaaS behavior-based email tool

Email automation platform for SaaS companies to onboard and engage customers

userlist.com

—

AI consumer insights platform

AI-powered market research platform for fast insights.

askattest.com

$800K /mo Estimated

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.
Release notes feedback tool olvy.co Release notes tool with built-in feedback insights.	$100K /mo Reported	Subscription +2	Affiliate program Word of mouth +1	SaaS Companies +7	+6	Founded 2020 · 2 people · $500 to start	80	Build this
User feedback management tool fidlio.com Micro-SaaS for gathering user feedback on features.	—	Micro saas +2	Product Hunt Organic social media +1	B2B Software (SaaS) Org... +6	+6	Founded 2020 · Solo founder · $300 to start	91	Build this
User feedback survey tool refiner.io User feedback tool for data-driven SaaS teams.	$100K /mo Reported	Subscription	Word of mouth Pay Per Click Advertising +1	Data-driven SaaS teams +4	+7	Founded 2020 · 2 people · $30K to start	76	Build this
Low-fidelity wireframing tool balsamiq.com Wireframing tool that simplifies product design.	$600K /mo Reported	Software license +2	Word of mouth Brand Authenticity +1	Developers at Technolog... +8	+21	Founded 2008 · 29 people · Bologna, Emilia-Romagna, Italy, Italy	74	Build this
User onboarding tool userguiding.com "Code-free onboarding tours for web apps."	$200K /mo Reported	SaaS +1	Pay Per Click Advertising Brand Authenticity +1	SaaS Business Owners +11	+81	Founded 2018 · 30 people · $200K to start	61	Build this
User feedback management tool upvoty.com User feedback tool for product teams	$500 /mo Reported	Subscription	Affiliate program Advertising on social media +1	SaaS Businesses +3	+31	Founded 2019 · Solo founder · Built in 60 days	73	Build this
SaaS behavior-based email tool userlist.com Email automation platform for SaaS companies to onboard and engage customers	—	Subscription +2	Online Community Organic social media +1	SaaS Companies +2		Founded 2017 · 6 people · Atlanta, GA, USA, United States	64	Build this
AI consumer insights platform askattest.com AI-powered market research platform for fast insights.	$800K /mo Estimated	SaaS	Referral Program Organic social media	B2C Companies +2	CU	Founded 2015 · 173 people · London, UK, United Kingdom	52	Build this

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