... Over the past few months, I ve been working on MathHot ( https://www.mathhot.com/en ) a simple, fast, and free online math calculator and problem solver. Why I built it: When studying or working on technical projects, I often needed quick

... affiliate program, and as one of our early supporters, we wanted to invite people in this forum first. How it works: you refer someone, they subscribe, you earn 20% of their payment every month for a full year. Some quickmath : refer just 10 users every month, and by the end of year one you could have earned: ~$3,120 if they're on the Pro plan ~$7,800 if they're on the Max plan (assumes referrals stick around ...

... Quickmath. SaaS wearable APIs: $0.50-2.00 per user per month. Sounds fine at 100 users. At 10,000 users: $5,000-20,000/month. Just for data access. No scoring, no AI. Just moving heart rate from point A to point B. At 100,000 users: $50,000-200,000/month. For data plumbing. Open Wearables: you pay for your own infra. $200-500/month for a typical startup, whether you have 1,000 or 100,000 users. Data layer, scoring ... ... maksymowicz): @judith_wang  Per-user pricing is fine at 100 users. At 10,000 it becomes a business model problem. Self-hosted means you pay for infrastructure only: at that scale, the difference is typically $200-500/month