# Deep Space Science vs Skopos

The clearest difference is in-app purchases: Deep Space Science at none against Skopos's 2. Deep Space Science also leads on iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Skopos sells 2 one-off in-app purchases. Deep Space Science asks for nothing beyond the download.

## The numbers

| Metric | Deep Space Science | Skopos |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/skopos-sky-and-launch-tracker/id6817936742/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 5 days |
| Monetization | — | Free with in-app purchases |
| Size | 22 MB | 50 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [WingYeung Ma](https://appshunter.io/developer/1790034550) | [AARON DANIEL PETERSON](https://appshunter.io/developer/6817879050) |

## What reviewers say

### Deep Space Science

[App page](https://appshunter.io/ios/app/deep-space-science/id6758235431)

**Features:** macOS Compatibility

**In-app purchases:** none


### Skopos

[App page](https://appshunter.io/ios/app/skopos-sky-and-launch-tracker/id6817936742)

Explore the night sky, track rocket launches, and discover aircraft in real-time. Plan your stargazing sessions with detailed astronomical events and weather forecasts. Offers a free trial with a one-time unlock option.

**Highlights:** Interactive sky view with stars, planets, and constellations, Rocket launch schedules and mission details, Real-time aircraft tracking, Astronomical event planning and calendar integration, Weather and viewing condition forecasts, Customizable sky layers and night-view

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30-day Trial | Free | one-time |
| Skopos Lifetime Unlock | $9.99 | one-time |


## Frequently asked questions

### Is Deep Space Science free?

Deep Space Science is free to download, with no in-app purchases.

### Is Skopos free?

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

### Do Deep Space Science or Skopos have ads?

Neither Deep Space Science nor Skopos shows ads.

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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.*