# SOL vs Deep Space Science

The clearest difference is in-app purchases: Deep Space Science at none against SOL's 1. Deep Space Science also leads on iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. SOL sells 1 one-off in-app purchase. Deep Space Science asks for nothing beyond the download.

## The numbers

| Metric | SOL | Deep Space Science |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Size | 52 MB | 22 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [TagMango Inc](https://appshunter.io/developer/1611765353) | [WingYeung Ma](https://appshunter.io/developer/1790034550) |

## What reviewers say

### SOL

[App page](https://appshunter.io/ios/app/sol-esh/id6751191140)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Love Mastery - Gold | $49.99 | one-time |


### Deep Space Science

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SOL free?

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

### Is Deep Space Science free?

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

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

Neither SOL nor Deep Space Science 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.*