Tag
#solo case studies
7 sourced case studies tagged #solo. Every number links inline to the page it came from; self-reported figures are labelled as such.
- TypingMind: a weekend ChatGPT front-end that grew past $1M a year
- ShipFast: a Next.js boilerplate built in a week that made $6,000 in 48 hours
- HeadshotPro: AI headshots, $10M+ in revenue, with affiliates as a growth engine
- Photo AI: Pieter Levels' AI photo studio built on plain PHP and jQuery
- Interior AI: built in 5 days, later reported at ~$45K MRR with >99% margins
- Bannerbear: two years, three pivots, then a steady climb to $50K MRR
- GummySearch: 140,000 users, then shut down by a platform's API policy
TypingMind: a weekend ChatGPT front-end that grew past $1M a year
How Tony Dinh turned a better UI for the ChatGPT API into a $1M+/year product, starting with one-time licenses and adding team subscriptions later.
ShipFast: a Next.js boilerplate built in a week that made $6,000 in 48 hours
Marc Lou packaged code he kept rewriting for his own apps into a boilerplate. It made $6K in two days and $220K in about four and a half months.
HeadshotPro: AI headshots, $10M+ in revenue, with affiliates as a growth engine
Danny Postma launched HeadshotPro in 2023 and grew it into an AI headshot studio with $10M+ lifetime revenue. Affiliates bring in $50K+ a month.
Photo AI: Pieter Levels' AI photo studio built on plain PHP and jQuery
How Photo AI went from launch in February 2023 to $61,808 per month by July, with a tech stack most developers would call outdated.
Interior AI: built in 5 days, later reported at ~$45K MRR with >99% margins
Pieter Levels built Interior AI in five days in 2022. In 2024 he reported about $45,000 MRR and around $250 in monthly costs. Here is what that teaches, and what the skeptics said.
Bannerbear: two years, three pivots, then a steady climb to $50K MRR
Jon Yongfook burned a year of savings on 12 startups in 12 months, narrowed to image generation, pivoted to an API, and grew with a strict code-one-week, market-the-next rhythm.
GummySearch: 140,000 users, then shut down by a platform's API policy
A solo-built Reddit audience-research tool earned a large following, then closed in 2025 after failing to get a commercial Reddit API license. A lesson in platform risk.