# Polar Scope Align Pro vs iOptron Commander (iOS)

The clearest difference is review sentiment: Polar Scope Align Pro at 97% against iOptron Commander (iOS)'s 7%. Polar Scope Align Pro also leads on rating (4.9 vs 1.9) and ratings volume (305 vs 13). iOptron Commander (iOS)'s advantage is price (Free vs $3.99) and in-app purchases (none vs 3). On ads and device support there is nothing between them.

iOptron Commander (iOS) is free to download; Polar Scope Align Pro costs $3.99 up front. Polar Scope Align Pro sells 3 one-off in-app purchases. iOptron Commander (iOS) asks for nothing beyond the download.

Polar Scope Align Pro holds the better App Store score, 4.9 against 1.9. That said, the two scores are not equally well evidenced: Polar Scope Align Pro has 305 ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 97% of Polar Scope Align Pro's written reviews are positive against 7% of iOptron Commander (iOS)'s.

Polar Scope Align Pro ships an update every 2 months, iOptron Commander (iOS) every 6 months. The most recent releases landed on September 25, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Polar Scope Align Pro | iOptron Commander (iOS) |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.9 (305 ratings)](https://appshunter.io/ios/app/polar-scope-align-pro/id970161373/reviews)** | [1.9 (13 ratings)](https://appshunter.io/ios/app/ioptron-commander-ios/id1626958667/reviews) |
| Number of ratings | **305** | 13 |
| Positive reviews | **97.0% of reviews** | 6.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#134** | — |
| Size | 32 MB | 24 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dimitrios Kechagias](https://appshunter.io/developer/970157964) | [成城 徐](https://appshunter.io/developer/564078964) |

## What reviewers say

### Polar Scope Align Pro

[App page](https://appshunter.io/ios/app/polar-scope-align-pro/id970161373)

**Currently charting:** #134 Top Paid · Utilities (US App Store)

This app assists astronomers with precise polar alignment for telescopes, offering tools for various reticles and low-latitude accuracy. It also includes a comprehensive suite of astro tools, from object databases to calculators and weather reports.

**Highlights:** Accurate polar alignment calculation, Support for numerous polar scope reticles, Daytime/no polarscope alignment tool, Deep Space Object database, Astrophotography calculators, World astro-weather report

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip 1x | $0.99 | one-time |
| Tip 4x | $3.99 | one-time |
| Tip 10x | $9.99 | one-time |

**What reviewers like**

- 🚀 Best Polar Alignment App
- 👍 Detailed Instructions and Explanations
- 👍 Fantastic App with Many Useful Features
- 👍 Intuitive and No Distractions
- 👍 Comprehensive Astronomy App

**What reviewers complain about**

- 🐛 Compass Inaccurate
- 🐛 Location Data Inaccurate

**Reported bugs**

- Weather Updates Not Working
- Compass Deflected by Mount

**Requested features**

- Add Observation Recording Feature
- Add Push To Option for DSO Objects


### iOptron Commander (iOS)

[App page](https://appshunter.io/ios/app/ioptron-commander-ios/id1626958667)

Control your iOptron telescope mount remotely using your iOS device. This utility allows for basic functions like slewing to celestial objects, syncing time and location, and managing compatible mount series.

**Highlights:** Remote telescope mount control, Slew to stars and deepsky objects, Sync time and site from iOS, Supports HEM, HAE, HAZ, CEM, GEM series mounts, Basic control functions

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Polar Scope Align Pro free?

Polar Scope Align Pro costs $3.99, and also offers in-app purchases.

### Is iOptron Commander (iOS) free?

iOptron Commander (iOS) is free to download, with no in-app purchases.

### Which has better reviews, Polar Scope Align Pro or iOptron Commander (iOS)?

Polar Scope Align Pro is rated higher. Polar Scope Align Pro averages 4.9 out of 5 from 305 ratings, while iOptron Commander (iOS) averages 1.9 from 13 ratings.

### Do Polar Scope Align Pro or iOptron Commander (iOS) have ads?

Neither Polar Scope Align Pro nor iOptron Commander (iOS) shows ads.

### Which is updated more often, Polar Scope Align Pro or iOptron Commander (iOS)?

Polar Scope Align Pro ships an update every 2 months, and iOptron Commander (iOS) every 6 months. Most recently, Polar Scope Align Pro was updated on September 25, 2026 and iOptron Commander (iOS) on September 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*