Depthline: Weight Tracker

Daily weight fluctuates. Depthline reveals the calmer trend underneath, then turns your history into a quiet underwater voyage.

Daily weigh-ins move. Your direction matters more.

Depthline is a calm weight tracker that smooths normal daily fluctuations into a clearer long-term trend. Log manually or import body-weight measurements from Apple Health when you allow it, then watch a small submarine travel through a voyage shaped by your history.

SEE THE TREND • Follow a smoothed 30-day weight trend • See recent drift, target context, and individual readings • Use small, medium, and large Trend widgets

KEEP EVERY READING IN REACH • Add, edit, and delete manual weigh-ins • Review your complete Logbook • Refresh approved Apple Health history • Export your records as CSV • Use Depthline shortcuts to log or open Trend

FOLLOW THE VOYAGE Your readings become a quiet underwater route. The 30-day Voyage is included, so you can understand the idea and follow recent progress.

GO DEEPER WITH DEPTHLINE PLUS Depthline Plus is an optional one-time purchase. It adds: • 90-day, 1-year, and all-time Voyage ranges • Arctic White, Kelp Green, and Beacon Orange vessel styles

One purchase. No subscription.

PRIVATE BY DESIGN Depthline has no account, ads, social feed, or third-party analytics. Manual readings stay on your device. Apple Health access is optional, and the core tracking experience works without it.

Depthline describes your data. It does not provide medical advice, diagnoses, diet plans, or guaranteed outcomes.