ChartDetector AI: The Paid-Ads Math Behind a $56K Month
ChartDetector's founder reports $56K monthly revenue and 20 hours of work. We examine the ad spend, subscription funnel, profit claim, and risks.
Practical systems
Playbooks for the
next useful move.
Clear frameworks for choosing an opportunity, testing demand, earning attention, and turning signals into momentum.
CalBuddy: The $81K Month Behind a Localized Calorie App
CalBuddy adapted photo-based calorie tracking for Israel. We examine the founder's $81K claim, paid acquisition, influencer deal, and localization economics.
Avenue: The Local-Service Booking Widget Behind an A$85K Month
How Avenue turned missed calls into online bookings for Australian trades, found early customers door to door, and reached founder-reported A$85K monthly…
Cal AI After the Exit: What Four Founders Built, and What the Numbers Really Mean
A sourced look at Cal AI's photo-first calorie tracker, reported revenue growth, four-founder team, acquisition, and the limits of copying its playbook.
Harpagia: How an Idle RPG Reached $155K a Year Without Paid Ads
How Harpagia built an idle RPG around permanent progress, reached 50K+ downloads, and used candid Reddit feedback to grow—plus the economics to…
Career Hound: The Job Board That Sells a Better Search Path, Not More Listings
Career Hound pairs company-site job listings with repeatable creator content. Examine its founder-reported sales, churn, acquisition system, and risks.
Cat on Chair: How a Pomodoro App Made Focus Feel Worth Returning To
Cat on Chair pairs a basic focus timer with a collectible pet loop. Examine its founder-reported $18K sales month, product design, growth,…
Fastlane’s $69K MRR Claim: The Customer-Call System Behind a Short-Form SaaS
A close look at Fastlane's founder-reported $69K MRR, its short-form content workflow, customer-call system, and the limits of the growth story.
Sarafan Mobile’s $60K Month and the Risk a Portfolio Could Not Diversify Away
Sarafan Mobile rebuilt after losing a developer account. Examine the difference between app diversification and platform resilience with a practical continuity map.