Idea

Solo Developer

Ideas for Solo Developers

Ask the data real businesses · real revenue · cited

Matching your filters

26 businesses

92% founder-reported, the rest researched

<$10K

$10K+

$50K+

$100K+

$1M+

Median revenue

$30K /mo

Middle half earn $10K – $50K/mo

How they grow

Business models

Showing 26 of 26 case studies

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Built With

AI Excel formula generator

AI tool that generates Excel formulas instantly

betteranalyst.com

$30K/mo

Email template builder

No-code email template builder for marketers.

stripo.email

$500K/mo

Offline idle RPG game

Indie game studio creating deep idle RPGs.

kayelleapps.com

$10K/mo

AI social media scheduler

AI-powered writing and scheduling tool for social media

typefully.com

$100K/mo

Link-in-bio page builder

Link-in-bio page builder for creators and small businesses

liinks.co

$30K/mo

Online review management widget

Online tool for displaying and managing website reviews.

localimpact.com

$50K/mo

Remote-controlled event timer

Remote-controlled countdown timer for events and presentations

stagetimer.io

$30K/mo

Free stock photo website

Free stock photos from photographer Viktor Hanacek.

picjumbo.com

$10K/mo

No-code Airtable API importer

API integration tool for Airtable users.

datafetcher.com

$20K/mo

Simple website hosting tool

Drag-and-drop hosting for easy web sharing.

tiiny.host

$40K/mo

Browser-based creature hunting game

Free-to-play browser-based creature hunting MMORPG.

monstermmorpg.com

$200/mo

Cartoon character creator

Cartoon character creator inspired by South Park.

sp-studio.de

$100/mo

Personal finance management tool

"Budgeting and financial tracking tool for complete control."

clearcheckbook.com

$20K/mo

Smart size chart solution

E-commerce sizing plugin for accurate clothing fit.

kiwisizing.com

$40K/mo

Stock market mentorship platform

Stock trading mentorship with a fun, global community.

reallifetrading.com

$300K/mo

Seo performance analysis tool

SAAS SEO software for webmasters and pros.

sheerseo.com

$30K/mo

Voluntary deed reminder app

App providing reminders for Muslim voluntary prayers and deeds.

sunnahhelper.com

$1/mo

Desktop messenger app

"Standalone app for Facebook Messenger on desktop."

messengerfordesktop.com

$2K/mo

Google Sheets Amazon add-on

Google Sheets add-on connecting Amazon Seller Central data for FBA sellers

gorillaroi.com

$20K/mo

Cryptocurrency tax calculator

Cryptocurrency tax and portfolio tracker platform.

coinpanda.io

$40K/mo

Automatic time tracking app

Automatic time-tracking app for freelancers.

klokki.com

$400/mo

Focused writing platform

Privacy-focused writing platform for creative minds.

write.as

$10K/mo

Stock research newsletter platform

Financial media platform providing stock ratings and market research for retail investors

marketbeat.com

$3M/mo

Collaborative mind mapping tool

"Creative mind mapping and task management suite."

meister.co

$1M/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
Email template builder stripo.email No-code email template builder for marketers.	$500K/mo	Subscription +2	Word of mouth Pay Per Click Advertising +1	Marketers +3	FI +1	Founded 2017 · 81 people · $100K to start	64	Build this
Offline idle RPG game kayelleapps.com Indie game studio creating deep idle RPGs.	$10K/mo	Subscription +3	Email marketing Word of mouth	Marketing influencers +2	DI HO	Founded 2024 · Solo founder · $5K to start	77	Build this
AI social media scheduler typefully.com AI-powered writing and scheduling tool for social media	$100K/mo	Freemium +1	Product Hunt Hacker News +1	Content Creators +3		Founded 2021 · 2 co-founders · Built in 90 days	74	Build this
Link-in-bio page builder liinks.co Link-in-bio page builder for creators and small businesses	$30K/mo ▲ 25% · 24 mo	Subscription +1	Pay Per Click Advertising Referral Program +1	Influencers +3	MO AW +2	Founded 2020 · Solo founder · $500 to start	88	Build this
Online review management widget localimpact.com Online tool for displaying and managing website reviews.	$50K/mo	Subscription +2	Word of mouth Pay Per Click Advertising +1	Local Businesses +2	+15	Founded 2017 · Solo founder · $3K to start	81	Build this
Remote-controlled event timer stagetimer.io Remote-controlled countdown timer for events and presentations	$30K/mo ▲ 733% · 35 mo	Subscription +2	Word of mouth Pay Per Click Advertising +1	Event Producers +3	ST +4	Founded 2021 · 2 co-founders · Built in 3 days	81	Build this
Free stock photo website picjumbo.com Free stock photos from photographer Viktor Hanacek.	$10K/mo	Freemium +3	Word of mouth Brand Authenticity +1	Bloggers +4	AW +6	Founded 2013 · Solo founder · Built in 3 days	77	Build this
No-code Airtable API importer datafetcher.com API integration tool for Airtable users.	$20K/mo ▲ 130% · 35 mo	Freemium +1	Word of mouth Email marketing +1	Airtable Users Importin... +8	PR +17	Founded 2020 · Solo founder · $100 to start	90	Build this
Simple website hosting tool tiiny.host Drag-and-drop hosting for easy web sharing.	$40K/mo	Subscription +2	Word of mouth Facebook Community +1	Designers +5	CR +5	Founded 2019 · Solo founder · $100 to start	80	Build this
Browser-based creature hunting game monstermmorpg.com Free-to-play browser-based creature hunting MMORPG.	$200/mo	Digital Products & Courses +6	Word of mouth Advertising on social media +1	Gamers +3	CU	Founded 2009 · Solo founder · $100 to start	69	Build this
Cartoon character creator sp-studio.de Cartoon character creator inspired by South Park.	$100/mo	Ad supported +3	Word of mouth Brand Authenticity +1	Artists +4	+4	Founded 2002 · Solo founder · $200 to start	73	Build this
Personal finance management tool clearcheckbook.com "Budgeting and financial tracking tool for complete control."	$20K/mo	Freemium +1	Word of mouth Organic social media	Individuals +1	+9	Founded 2006 · Solo founder · $20 to start	69	Build this
Smart size chart solution kiwisizing.com E-commerce sizing plugin for accurate clothing fit.	$40K/mo	SaaS +4	Word of mouth Advertising on social media +1	Ecommerce Sellers +3		Founded 2018 · Solo founder · $300 to start	80	Build this
Stock market mentorship platform reallifetrading.com Stock trading mentorship with a fun, global community.	$300K/mo	Freemium +4	Word of mouth	Individuals Seeking Fin... +7	TH +3	Founded 2014 · 19 people · $4K to start	67	Build this
Seo performance analysis tool sheerseo.com SAAS SEO software for webmasters and pros.	$30K/mo	SaaS +3	Pay Per Click Advertising SEO	Webmasters +3	CU	Founded 2007 · Solo founder · Built in 90 days	77	Build this
Voluntary deed reminder app sunnahhelper.com App providing reminders for Muslim voluntary prayers and deeds.	$1/mo	Mobile app +3	Advertising on social media SEO	Muslims +1		Founded 2020 · Solo founder · $1K to start	53	Build this
Desktop messenger app messengerfordesktop.com "Standalone app for Facebook Messenger on desktop."	$2K/mo	Ads +4	Facebook Community Referral Program +1	Social Media Users +8	+16	Founded 2015 · Solo founder · United Kingdom	75	Build this
Google Sheets Amazon add-on gorillaroi.com Google Sheets add-on connecting Amazon Seller Central data for FBA sellers	$20K/mo	Subscription +2	Word of mouth Email marketing +1	Amazon FBA Sellers Usin... +4	+10	Founded 2018 · 2 people · Built in 180 days	78	Build this
Cryptocurrency tax calculator coinpanda.io Cryptocurrency tax and portfolio tracker platform.	$40K/mo	Subscription +3	Word of mouth SEO	Cryptocurrency Traders +3	+5	Founded 2018 · 5 people · Oslo, Norway, Norway	76	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
Focused writing platform write.as Privacy-focused writing platform for creative minds.	$10K/mo	Subscription +2	Word of mouth SEO	Writers +5	+7	Founded 2015 · Solo founder · Washington D.C., Washington, D.C., USA, United States	73	Build this
Stock research newsletter platform marketbeat.com Financial media platform providing stock ratings and market research for retail investors	$3M/mo	Freemium +2	Advertising on social media Press +1	Individual Investors +6	+6	Founded 2011 · 18 people · $10 to start	76	Build this
Collaborative mind mapping tool meister.co "Creative mind mapping and task management suite."	$1M/mo	Subscription +3	Word of mouth Pay Per Click Advertising +1	SMBs +11	+17	Founded 2007 · 85 people · $20K to start	66	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