Baby Ledger AI
Now in invite-only betaAn AI-powered baby-tracking app that helps families log feedings, sleep, and daily milestones, then turns that history into clear, useful insight.
Fong Shui Labs builds AI-powered apps and tools that turn the scattered details of health and family life into something calm, organized, and easy to act on.

Log feeding, sleep, diapers, growth, and more in one tap.
2
Products in active use today
AI-native
Built around genuinely useful intelligence
New York
U.S. registered company
We design and ship consumer apps and tools that take the scattered details of health and family life and turn them into something clear and usable.
An AI-powered baby-tracking app that helps families log feedings, sleep, and daily milestones, then turns that history into clear, useful insight.
A free resource for comparing GLP-1 medication prices.
We have additional consumer technology apps in development. Check back soon.
We would rather do a few things well than many things loudly. Three commitments shape everything we ship.
We design our apps to protect personal and family data, and to be transparent about how information is used.
We use AI to turn everyday data into clear, practical insight, never noise for its own sake.
We ship polished, reliable products and support them as a real company, for the long term.
Fong Shui Labs LLC is a New York consumer technology company. We build AI-powered apps that help families and individuals stay organized and informed about their health and daily routines.
Our goal is to turn everyday data into clear, trustworthy insight, with privacy and reliability at the center of everything we make.
Unlimited barcode scans. AllerSee™ allergen cross-check on every scan, and FDA & USDA recall checks on every barcode. Feeding, sleep, diaper and growth tracking, and WHO growth charts - all free.
Free also includes 2 AI photo scans and 2 Saurus AI questions a day, one baby, and a read-only family viewer.
Questions about our products or company? We would love to hear from you.
Fong Shui Labs LLC is a New York limited liability company. We are a consumer technology company that designs and offers software applications for everyday life.
Our products include Baby Ledger AI, an application available through the Apple App Store and at babyledgerai.com, and GLP1cost.org, a free resource for comparing GLP-1 medication prices that we operate. Each of our products is governed by its own terms of service and privacy policy.
For general inquiries, support questions, or business matters, email us at developer@fongshuilabs.com. For privacy-specific requests, see our Privacy Policy.