Show HN (Hacker News)
Post at news.ycombinator.com/submit · title + URL + first comment with details. Best morning US time.
Show HN: ScamCheck – paste suspicious SMS, get a 0–99 scam score (free, no signup)
https://www.yoyosup.com/tools/scamcheck/?ref=hackernews
Built client-side pattern matching after watching package/bank smishing hit non-technical relatives.
Paste any text → risk score + flags + what to do next. Nothing leaves the browser for the analysis. Also free link/phone checkers and a $5 printable Family Scam Defense Kit for people who want fridge cards.
https://www.yoyosup.com/tools/scamcheck/?ref=hackernews
Kit: https://www.yoyosup.com/tools/shop/?ref=hackernews
Happy to take feedback on false positives / patterns to add.
Product Hunt
Submit at producthunt.com/posts/new · Tue–Thu often better. Category: Security or Productivity.
Paste a suspicious text. Get an instant scam risk score — free, no signup.
ScamCheck is a free browser tool that scores suspicious SMS, email, and DMs from 0–99 using pattern matching (urgency, lookalike domains, gift-card demands, bank/USPS impersonation, and more). No account. No install.
Includes LinkCheck, PhoneCheck, plain-English scam guides, and an optional $5 Family Scam Defense Kit (printable scripts + wallet cards).
Maker story: built so people who aren't "techy" can check a message before they tap.
Directories (stranger SEO + backlinks)
- Uneed — free tool launch list
- SaaSHub
- AlternativeTo — list vs other scam checkers
- ToolFinder
- Product Hunt
- Indie Hackers — “I built” milestone post after first $
- BetaList
- StartupBase
- Google Search Console — property + sitemap
https://www.yoyosup.com/tools/sitemap.xml - Bing Webmaster — same sitemap
Reddit (strangers only — value first)
Never sell in the title. Reply when someone pastes a sketchy text in r/Scams, r/personalfinance, r/techsupport, r/agingparents.
If you want a second opinion fast, paste the full text into this free checker (no signup) — it scores common smishing patterns: https://www.yoyosup.com/tools/scamcheck/?ref=reddit
Still trust your bank app over any link in a text.
Monetization from strangers (order that works)
- Free tool earns trust (ScamCheck)
- $5 kit on result pages + shop for people who want printables
- $1–$5 tips after high-risk scores (optional, on-site)
- Later: AdSense on guides only · real affiliate IDs · embed sponsorships
Track refs in admin. First stranger $ is usually PH/HN/Reddit spike → shop or tip.