The calm GLP-1 companion
The calm companion for your GLP-1 journey.
Know your true trend. Never fumble a dose. Walk into every appointment prepared. Nothing louder than it needs to be.
Free to start · no account needed to try
True trend
scale said 185.4 — the trend is the number
The few things that matter
Know your true trend
Daily scale numbers bounce around. Light Years draws the smoothed line underneath — the number that actually means something.
Never fumble a dose
What you take, when the next one's due, where to inject, and how many you have left. One tap to log.
Walk in prepared
Turn your history into a clean, prescriber-ready summary — your trend, your doses, and the questions worth asking. What your prescriber sees →
Quietly, by design
No calorie counting. No streaks or badges. No noise. Just the few things that matter, done beautifully.
Simple pricing
Free
always
The whole daily companion — logging, your true trend, dose tracking, reminders, monthly photos, and data export. Yours, free.
Pro
$8.99/mo · $49.99/yr
The thinking layer: Stall Radar that knows a pause is normal, your goal window, dose-day patterns, maintenance watch, and the prescriber report. 7 days free.
Use it anywhere
Light Years runs right in your browser — nothing to download. For a real app icon on your phone:
iPhone (Safari)
Tap the Share button, then Add to Home Screen.
Android (Chrome)
Open the menu (⋮), then Install app.
From the guides
Why the daily scale lies·Walking in prepared·Generic semaglutide in Canada
A small, calm library — no feed, nothing to chase. All guides →
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