Sightloom: Celestial Nav
No in-app products collected for this app.
| Rating | Price | |||
|---|---|---|---|---|
| United Arab Emirates | <1%0 | — | AED 12.99 $3.54 | |
| Afghanistan | <1%0 | — | $2.99 | |
| Antigua And Barbuda | <1%0 | — | $2.99 | |
| Anguilla | <1%0 | — | $2.99 | |
| Albania | <1%0 | — | $3.99 | |
| Armenia | <1%0 | — | $3.99 | |
| Angola | <1%0 | — | $2.99 | |
| Argentina | <1%0 | — | $2.99 | |
| Austria | <1%0 | — | €2.99 $3.46 | |
| Australia | <1%0 | — | A$4.99 $3.54 |
Description
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.