
Mango
Daily sales reporting for restaurant operators
Hey IH community,
Selling Mango, a daily sales management SaaS built specifically
for restaurant operators.
The backstory:
Built this as an internal tool for my own 6-location Japanese restaurant
chain in South Korea. It replaced our daily KakaoTalk reports and Excel
spreadsheets. The team uses it every single day.
Key metrics:
- MRR: $0 (pre-revenue)
- Active locations: 6
- Daily submissions: 6+
- Monthly infra cost: $0
- Time to first customer: immediate (landing page live)
Tech stack:
- Frontend: HTML/CSS/JS on GitHub Pages (free)
- Backend: Google Apps Script (free)
- DB: Google Sheets (auto-generated per customer)
- Mobile: PWA (iOS + Android)
What's included:
✅ Full source code
✅ Landing page with Google Forms lead capture
✅ User onboarding guide
✅ 30 days email support post-sale
Growth opportunities:
- Add Supabase backend for proper multi-tenant SaaS
- Connect Stripe/Toss for automated billing
- White-label to franchise HQs (1 deal = instant 10~100 locations)
- Expand beyond Korean market
Asking: $500
Open to offers.
Happy to jump on a call to walk through the product.
Contact: sammon1@naver.com
About
Built as an internal tool for a real 6-location restaurant chain in South Korea. Replacing daily KakaoTalk reports and Excel spreadsheets with a mobile-first SaaS. Now selling to focus on restaurant operations.

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