The storyHow they got there
SoftwareIdeas.io launched around 2022 as a paid newsletter delivering daily micro-SaaS business ideas with market research. The founder built a free newsletter audience on Twitter and Indie Hackers first, then launched a paid tier once the audience was established and the format was validated.
The first ten paying subscribers came from the Twitter audience — people who had been reading the free content and wanted deeper research. The first hundred came from a newsletter referral loop (refer-a-friend tier) and from each paid issue becoming social proof on Twitter: "Just got this week's SoftwareIdeas drop — the Airtable integration idea alone was worth the subscription."
At maturity, the channel mix: Twitter/X including founder posts and community shares (~45%), SEO for "SaaS ideas" and "startup ideas" (~30%), Reddit communities r/SaaS and r/EntrepreneurRideAlong (~15%), and newsletter compounding (~10%). Paid ads were never used. Free-to-paid funnel via valuable free content was doubled down on.
Unit economics: ARPU around $10–20/month, LTV around $60–150, and free-to-paid conversion around 1–3%. The public Baremetrics dashboard built trust and attracted other founders who were curious about the numbers. Each paid issue was proof of value rather than a promise of future value.
Channel MixWhere the growth actually came from
Most case studies hand-wave channels. Here's the rough allocation — not in dollars spent, but in users acquired — across the routes that actually mattered.