Shuo Yu Lin
@syint999
Hong Kong
Products
- CallChatSyn2026 — present
Voice AI SaaS — Member pricing from $1.90/mo (save 39% yearly). Live Stripe billing across 4 real-checkout-verified signup paths.
- QuantGold AI2026 — present
AI 5-minute XAU/USD pre-signal SaaS — Member pricing from $9.90/mo (67% off). Risk-capped sizing, live Stripe billing.
Recent activity
- Commented onWould You Rather Get Backlink Exchanges or Turn One Article Into Distribution Content?
- Commented on2,000 upvotes on Reddit, 0 signups. I stopped launching and started commenting. 11 customers later.
- Commented onWe're validating two product ideas at once — trying to figure out which problem is worth solving first
- Commented onI built a guard for AI agents that act on stale information
- Commented on3 weeks ago: 0 paying users. Today: every fix the commenters asked for is live
- Commented onWe stopped sharing agent logins, and the fix was a smaller credential, not a bigger one
- Commented onWe sold the documents before we sold the software, and it was not the plan.
- Commented on15 days after launching to zero audience: $0, 1 follower, 0 stars. The full numbers.
- Commented onI built a location-aware social platform as a solo founder - now I need real feedback
- Commented onThey hired me for a 6-month build. I spent 18 months doing everything they asked — and they left saying I didn't deliver.