# Sightloom: Celestial Nav

> Offline sights and fixes

Canonical page: [https://chrome-stats.com/d/id6793153591](https://chrome-stats.com/d/id6793153591)

## Overview

- **ID:** `id6793153591`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Robert Corbin
- **Category:** Navigation
- **Version:** 1.0
- **Last updated:** 2026-08-04
- **First published:** 2026-08-03
- **Size:** 205 MB
- **Data as of:** 2026-09-18
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/sightloom-celestial-nav/id6793153591)
- **Website:** [https://shadowfetch-ios-apps.pages.dev/sightloom/](https://shadowfetch-ios-apps.pages.dev/sightloom/)
- **Privacy policy:** [https://shadowfetch-ios-apps.pages.dev/sightloom/privacy/index.html](https://shadowfetch-ios-apps.pages.dev/sightloom/privacy/index.html)

## Description

A complete offline celestial-navigation workbench: sextant corrections, almanac interpolation, sight reduction, running fixes, intercept plots, and voyage logs.

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.

## Rankings

- #1,458,607 — Overall

## Similar extensions and apps

- [Celestial Nav](https://chrome-stats.com/d/id1569880598) — 4.30 / 5
- [Celestial Navigation 360](https://chrome-stats.com/d/id6747285959)
- [Orastra](https://chrome-stats.com/d/id6760255995)
- [Navigation Almanac](https://chrome-stats.com/d/id6777455516) — 5.00 / 5
- [Sextant — Celestial Nav](https://chrome-stats.com/d/id6758679821)
- [Celestial Navigation](https://chrome-stats.com/d/id1458513224) — 4.20 / 5
- [Celestial Navigator](https://chrome-stats.com/d/id696927722) — 3.20 / 5
- [CHIEFMATE: Marine Navigation](https://chrome-stats.com/d/id6796434327)
- [GPS Anti Spoof](https://chrome-stats.com/d/id1467017105) — 5.00 / 5
- [EZ Celestial Navigation](https://chrome-stats.com/d/id1547239240) — 4.90 / 5
- [moodSailor](https://chrome-stats.com/d/id6762207362)
- [GPS Anti Spoof Pro](https://chrome-stats.com/d/id1379926231) — 5.00 / 5

---

Source: [Chrome-Stats](https://chrome-stats.com/d/id6793153591)