# Starlight Clock vs Polaris

The clearest difference is in-app purchases: Polaris at none against Starlight Clock's 1. Polaris also leads on ads (none vs shown). Starlight Clock's advantage is iOS requirement (14.0 vs 17.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Starlight Clock sells 1 one-off in-app purchase. Polaris asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Starlight Clock | Polaris |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | Every 3 months |
| Size | 14 MB | 8 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mihoko Araki](https://appshunter.io/developer/1476136915) | [Ryohei Horiuchi](https://appshunter.io/developer/1892078310) |

## What reviewers say

### Starlight Clock

[App page](https://appshunter.io/ios/app/starlight-clock/id6470951164)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starlight Clock with no ads | $2.99 | one-time |


### Polaris

[App page](https://appshunter.io/ios/app/polaris-astronomical-clock/id6789919228)

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

**In-app purchases:** none


## Frequently asked questions

### Is Starlight Clock free?

Starlight Clock is free to download, with in-app purchases available.

### Is Polaris free?

Polaris is free to download, with no in-app purchases.

### Do Starlight Clock or Polaris have ads?

Starlight Clock shows ads; Polaris does not.

### Which is updated more often, Starlight Clock or Polaris?

Starlight Clock ships an update every 3 months, and Polaris every 3 months. Most recently, Starlight Clock was updated on November 3, 2026 and Polaris on November 5, 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.*