# Astrodate vs Polar Scope Align Pro Watch

The clearest difference is rating: Polar Scope Align Pro Watch at 4.9 against Astrodate's 1.0. Polar Scope Align Pro Watch also leads on update cadence (every 6 weeks vs every 12 months) and ratings volume (51 vs 1). Astrodate's advantage is in-app purchases (none vs 3) and price ($0.99 vs $4.99). On ads there is nothing between them.

Astrodate costs $0.99 and Polar Scope Align Pro Watch $4.99 up front. Polar Scope Align Pro Watch sells 3 one-off in-app purchases. Astrodate asks for nothing beyond the download.

Polar Scope Align Pro Watch holds the better App Store score, 4.9 against 1.0. That said, the two scores are not equally well evidenced: Polar Scope Align Pro Watch has 51 ratings behind it against 1, so its average is the more settled of the two.

Astrodate ships an update every 12 months, Polar Scope Align Pro Watch every 6 weeks. The most recent releases landed on September 10, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Astrodate | Polar Scope Align Pro Watch |
| --- | --- | --- |
| Price | **$0.99** | $4.99 |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/astrodate/id308461774/reviews) | **[4.9 (51 ratings)](https://appshunter.io/ios/app/polar-scope-align-pro-watch/id986082042/reviews)** |
| Number of ratings | 1 | **51** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 6 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 1 MB | 34 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Flying Titans, Inc.](https://appshunter.io/developer/308461777) | [Dimitrios Kechagias](https://appshunter.io/developer/970157964) |

## What reviewers say

### Astrodate

[App page](https://appshunter.io/ios/app/astrodate/id308461774)

This app provides the current date and time in multiple specialized formats, including Julian Date, Modified Julian Date, and Truncated Julian Date. It also offers standard Gregorian ISO 8601 formats, eliminating the need for manual calculations. Ideal for astronomers and those requiring precise timekeeping across various systems.

**Highlights:** Julian Date conversion, Modified Julian Date, Truncated Julian Date, Dublin Julian Date, Gregorian ISO 8601 format, Astronomical date calculations

**Features:** macOS Compatibility

**In-app purchases:** none


### Polar Scope Align Pro Watch

[App page](https://appshunter.io/ios/app/polar-scope-align-pro-watch/id986082042)

This app provides precise polar alignment for telescopes, with or without a polar scope. It includes a comprehensive suite of astronomical tools, such as a DSO database, calculators, and mount control. An accompanying watch app offers real-time alignment data and weather information.

**Highlights:** Precise polar alignment calculation, Polar scope reticle selection, Daytime/no polarscope alignment, Deep Space Object database, Astronomical calculators, iOptron mount control, Apple Watch companion app

**Features:** Apple Watch app, 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 |


## Frequently asked questions

### Is Astrodate free?

Astrodate costs $0.99, with no in-app purchases.

### Is Polar Scope Align Pro Watch free?

Polar Scope Align Pro Watch costs $4.99, and also offers in-app purchases.

### Which has better reviews, Astrodate or Polar Scope Align Pro Watch?

Polar Scope Align Pro Watch is rated higher. Astrodate averages 1.0 out of 5 from 1 ratings, while Polar Scope Align Pro Watch averages 4.9 from 51 ratings.

### Do Astrodate or Polar Scope Align Pro Watch have ads?

Neither Astrodate nor Polar Scope Align Pro Watch shows ads.

### Which is updated more often, Astrodate or Polar Scope Align Pro Watch?

Astrodate ships an update every 12 months, and Polar Scope Align Pro Watch every 6 weeks. Most recently, Astrodate was updated on September 10, 2026 and Polar Scope Align Pro Watch on September 26, 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.*