Sightloom: Celestial Nav

iOS app by Shadowfetch · App Store ID 6793153591 · iOS

Sightloom: Celestial Nav is a focused, fully on-device app. A complete offline celestial-navigation workbench for sextant correction, almanac interpolation, sight reduction, running fixes, intercept plots, and voyage logs.

Key Features

Observed-to-apparent altitude correction ledger
Computed altitude, azimuth and intercept
Two- and three-sight running-fix workspace
Offline almanac interpolation examples
Voyage log and PDF handoff
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

Training and cross-checking aid only. Maintain an approved almanac, tables, chronometer practice and primary navigation system.

Get it. Sightloom: Celestial Nav is on the App Store for iPhone and iPad.

Privacy and support

Privacy information for Sightloom: Celestial Nav · Support for Sightloom: Celestial Nav

Questions: shadowfetchapps@gmail.com

Sightloom: Celestial Nav · App Store ID 6793153591 · Published by Shadowfetch · shadowfetch.com