# Universe One vs APOD Pro

The clearest difference is update cadence: Universe One at monthly against APOD Pro's every 5 months. Universe One also leads on iOS requirement (15.0 vs 18.1). APOD Pro's advantage is device support (5 vs 3). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Universe One ships an update monthly, APOD Pro every 5 months. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Universe One | APOD Pro |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 months |
| Monetization | Free | — |
| Size | 5 MB | 4 MB |
| Requires iOS | **15.0** | 18.1 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple Watch, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [Uliana Gritchina](https://appshunter.io/developer/1619495556) | [Sorth LLC](https://appshunter.io/developer/290385324) |

## What reviewers say

### Universe One

[App page](https://appshunter.io/ios/app/universe-one/id1620311799)

Discover a new image of our universe daily, accompanied by explanations from professional astronomers. Explore fascinating celestial phenomena and expand your knowledge of space.

**Highlights:** Daily featured universe image, Brief explanation by professional astronomer, Fascinating celestial phenomena, Expand space knowledge

**Features:** macOS Compatibility

**In-app purchases:** none


### APOD Pro

[App page](https://appshunter.io/ios/app/apod-pro/id6479388186)

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Universe One free?

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

### Is APOD Pro free?

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

### Do Universe One or APOD Pro have ads?

Neither Universe One nor APOD Pro shows ads.

### Which is updated more often, Universe One or APOD Pro?

Universe One ships an update monthly, and APOD Pro every 5 months. Most recently, Universe One was updated on November 3, 2026 and APOD Pro on November 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.*