# The Sky Pro by Redshift

> Professional Astronomy

Canonical page: [https://chrome-stats.com/d/id1481865153](https://chrome-stats.com/d/id1481865153)

## Overview

- **ID:** `id1481865153`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** USM
- **Category:** Reference
- **Rating:** 4.80 / 5 (337 ratings)
- **Version:** 1.6.7
- **Last updated:** 2025-07-15
- **First published:** 2020-03-25
- **Size:** 1.05 GB
- **Data as of:** 2026-09-21
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/the-sky-pro-by-redshift/id1481865153)
- **Website:** [http://www.redshiftsky.com](http://www.redshiftsky.com/)
- **Privacy policy:** [https://www.redshiftsky.com/en/privacy-policy/](https://www.redshiftsky.com/en/privacy-policy/)

## Description

**The Sky Pro by Redshift** is a professional astronomy tool and knowledge base for Chrome. It features an award-winning planetarium with over 100,000 stars and 10,000 deep-sky objects, plus accurate simulations of planetary orbits, eclipses, and satellite tracks. Travel through time, determine rise/set times, and explore the sky with precise AR views that merge the stars with your surroundings. With 3D models of planets and moons, customizable sky views, and a built-in calendar for planning observations, The Sky Pro makes learning and observing the night sky intuitive and engaging.

**The Sky Ultimate** extends capability with a massive database (2.5M+ stars, 70k deep-sky objects), online catalogs (USNO-B1.0, GAIA DR3), telescope control for Meade or Celestron, eclipse maps, and notifications. Save unlimited sky views, share them via iMessage, and observe with Apple Watch connectivity. It also includes 25 chapters from Discover Astronomy to support learning and exploration.

## Rankings

- #84,263 — Overall

## Review summary

User reviews praise The Sky Pro for its depth, real-time sky following, AR features, and beginner-friendly UI, but repeatedly cite subscription cost and gating, a limited historical range (1600 AD), navigation accuracy problems, and occasional data reliability issues as major drawbacks.

### Pros

- Rich feature set and depth with extensive astronomy tools and mapping, enabling deep exploration of stars and galaxies.
- Real-time sky following and augmented reality capabilities, enhancing interactive learning.
- Clean UI and beginner-friendly design that makes the app accessible to newcomers.
- Strong educational value with comprehensive content and visuals that aid teaching and exploration.

### Cons

- Subscription pricing and perceived lack of added content; users feel they’re paying for minimal new features.
- Time range limitations to 1600 AD (and re-installation restrictions) that limit long-term simulations.
- Navigation/compass accuracy issues (about 20° off) affecting real-world pointing and usability.
- Data accuracy concerns after updates (inaccurate solar and lunar data) and occasional reliability problems.

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Source: [Chrome-Stats](https://chrome-stats.com/d/id1481865153)