Heeltrace: Vessel Stability

iOS app by Shadowfetch · App Store ID 6793156526 · iOS

Heeltrace: Vessel Stability is a focused, fully on-device app. An offline small-vessel hydrostatics and loading workbench for displacement, trim, heel, free-surface effects, righting-arm curves, and load cases.

Key Features

Editable vessel hydrostatic stations
Load-case and tank ledger
Corrected GM and heel estimate
Trim and draft-change screening
Righting-arm scenario plot
Editable complete sample and local project persistence
CSV input plus local PDF and data export
Fifty-two original offline reference plates

One-Time And Private

One paid download; no subscription or in-app purchase
No account, advertising, analytics, tracking, or developer-operated backend
Core features and bundled content work offline
Work remains on device unless you deliberately share or export it through an Apple system interface

Educational and preliminary planning aid. Use approved stability information and a qualified naval architect for operation or certification.

Get it. Heeltrace: Vessel Stability is on the App Store for iPhone and iPad.

Privacy and support

Privacy information for Heeltrace: Vessel Stability · Support for Heeltrace: Vessel Stability

Questions: shadowfetchapps@gmail.com

Heeltrace: Vessel Stability · App Store ID 6793156526 · Published by Shadowfetch · shadowfetch.com