# Aurora Eos vs Aurora Watcher

The clearest difference is in-app purchases: Aurora Watcher at none against Aurora Eos's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Aurora Eos sells 3 in-app purchases, starting at $5.99 per month. Aurora Watcher asks for nothing beyond the download.

Aurora Eos ships an update every 9 days, Aurora Watcher fortnightly. The most recent releases landed on October 28, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Aurora Eos | Aurora Watcher |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Fortnightly |
| Monetization | — | Free |
| Size | 69 MB | 33 MB |
| Requires iOS | **15.1** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Seokyoung You](https://appshunter.io/developer/1673061465) | [Auraxis Technologies Inc.](https://appshunter.io/developer/1764657577) |

## What reviewers say

### Aurora Eos

[App page](https://appshunter.io/ios/app/aurora-eos-kp-alert-forecast/id6748328478)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $5.99 | per month |
| Yearly Pro | $29.99 | per year |
| Pro Plan for lifetime | $69.99 | one-time |


### Aurora Watcher

[App page](https://appshunter.io/ios/app/aurora-watcher/id6755603840)

This app helps you find and track the Northern Lights in Canada. It provides real-time aurora observability, forecasts for cities, and global geomagnetic activity. An interactive map shows the best viewing locations worldwide.

**Highlights:** Real-time aurora observability, City-specific aurora forecasts, Global geomagnetic activity tracking, Detailed sky and weather conditions, Interactive viewing location map

**In-app purchases:** none


## Frequently asked questions

### Is Aurora Eos free?

Aurora Eos is free to download, with in-app purchases available.

### Is Aurora Watcher free?

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

### Do Aurora Eos or Aurora Watcher have ads?

Neither Aurora Eos nor Aurora Watcher shows ads.

### Which is updated more often, Aurora Eos or Aurora Watcher?

Aurora Eos ships an update every 9 days, and Aurora Watcher fortnightly. Most recently, Aurora Eos was updated on October 28, 2026 and Aurora Watcher on October 12, 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.*