Idea

Solo Developer

Ideas for Solo Developers

Ask the data real businesses · real revenue · cited

Matching your filters

10 businesses

100% founder-reported, the rest researched

<$10K

$10K+

$50K+

$100K+

$1M+

Median revenue

$100K /mo

Middle half earn $4K – $200K/mo

How they grow

Business models

Showing 10 case studies

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Built With

AI Excel formula generator

AI tool that generates Excel formulas instantly

betteranalyst.com

$30K/mo

Productized service platform

"All-in-one platform for productized service businesses."

usequeue.com

$100K/mo

Pdf document generation API

PDF generation tool for non-coders.

craftmypdf.com

$20K/mo

Ai-powered email outreach tool

AI-powered personalized email outreach for agency growth.

nureply.com

$4K/mo

Reddit audience research tool

Audience research tool for Reddit users

gummysearch.com

$1K/mo

Automatic time tracking app

Automatic time-tracking app for freelancers.

klokki.com

$400/mo

Creative project fulfillment service

Subscription service for fast, affordable creative content.

quantumda.co

$200K/mo

Instant callback solution

"Instant callback tool for converting website visitors."

callpage.io

$200K/mo

SaaS proposal automation tool

Proposal software for creating and managing sales documents

proposify.com

$400K/mo

Employee time tracking app

Time tracking and productivity software for remote teams

hubstaff.com

$2M/mo

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	SaaS +2	Word of mouth Brand Authenticity +1	Finance Professionals +9	+8	Founded 2022 · Solo founder · $200 to start	87	Build this
Productized service platform usequeue.com "All-in-one platform for productized service businesses."	$100K/mo	Subscription +1	Affiliate program Word of mouth +1	Agency Owners +6	CU +7	Founded 2020 · 3 people · $1K to start	77	Build this
Pdf document generation API craftmypdf.com PDF generation tool for non-coders.	$20K/mo	Subscription +2	Word of mouth Advertising on social media +1	Citizen Developers +7	+24	Founded 2020 · Solo founder · $800 to start	83	Build this
Ai-powered email outreach tool nureply.com AI-powered personalized email outreach for agency growth.	$4K/mo	SaaS +1	Word of mouth Direct sales +1	SaaS Business Owners +5		Founded 2022 · Solo founder · $200 to start	76	Build this
Reddit audience research tool gummysearch.com Audience research tool for Reddit users	$1K/mo	SaaS +3	Word of mouth Referral Program +1	Early-stage Startups +5	CU +4	Founded 2021 · Solo founder · New York City, NY, USA, United States	71	Build this
Automatic time tracking app klokki.com Automatic time-tracking app for freelancers.	$400/mo	One-time purchase +2	Advertising on social media SEO +1	Makers +3	+6	Founded 2018 · 2 co-founders · Dresden, Saxony, Germany, Germany	63	Build this
Creative project fulfillment service quantumda.co Subscription service for fast, affordable creative content.	$200K/mo	Subscription +1	Word of mouth Advertising on social media +1	VPs of Marketing +6	+1	Founded 2021 · 4 people · Built in 30 days	60	Build this
Instant callback solution callpage.io "Instant callback tool for converting website visitors."	$200K/mo	SaaS +1	Word of mouth Press +1	SMBs +4	+5	Founded 2015 · 30 people · Krakow, Lesser Poland Voivodeship, Poland, Poland	61	Build this
SaaS proposal automation tool proposify.com Proposal software for creating and managing sales documents	$400K/mo	Subscription +2	SEO Webinars +1	Mid-Market Companies +2	AD +36	Founded 2012 · 76 people · Halifax, Canada, Canada	54	Build this
Employee time tracking app hubstaff.com Time tracking and productivity software for remote teams	$2M/mo	SaaS +1	SEO Word of mouth +1	Agencies and Freelancer... +8	+20	Founded 2013 · 54 people · Indianapolis, Indiana, USA, United States	59	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