Build your gear inventory, weigh every pack list, and run a shakedown to find the ounces worth cutting.
A focused tool for ultralight planning — no clutter, no account.
Catalog every item with weight, category, and a purchase link. Search and sort instantly.
See base, worn, consumable, and total weight update live as you build a pack list.
Surface your heaviest items and biggest opportunities to lighten the load.
Scan a barcode or search a product name to auto-fill gear details from Open Products Facts.
Snapshot a trip's pack weight over time and watch the trend in clean charts.
Your gear and pack lists sync privately across your iPhone, iPad, and Mac.
TrailWeight has no sign-up and no servers of ours. Your data lives in your own private iCloud account, and there are no third-party analytics or tracking SDKs in the app — ever.