# Hubble vs Deep Sky Scanner

The clearest difference is price: Deep Sky Scanner at Free against Hubble's $0.99. Deep Sky Scanner also leads on update cadence (every 4 days vs every 9 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Deep Sky Scanner is free to download; Hubble costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Hubble ships an update every 9 months, Deep Sky Scanner every 4 days. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Hubble | Deep Sky Scanner |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 4 days** |
| Size | 1.7 GB | 2 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Alparslan Topbas](https://appshunter.io/developer/1130875171) | [Chris Eddy](https://appshunter.io/developer/6809615073) |

## What reviewers say

### Hubble

[App page](https://appshunter.io/ios/app/hubble-deep-space-pro/id1579382668)

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

**In-app purchases:** none


### Deep Sky Scanner

[App page](https://appshunter.io/ios/app/deep-sky-scanner/id6809615071)

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

**In-app purchases:** none


## Frequently asked questions

### Is Hubble free?

Hubble costs $0.99, with no in-app purchases.

### Is Deep Sky Scanner free?

Deep Sky Scanner is free to download, with no in-app purchases.

### Do Hubble or Deep Sky Scanner have ads?

Neither Hubble nor Deep Sky Scanner shows ads.

### Which is updated more often, Hubble or Deep Sky Scanner?

Hubble ships an update every 9 months, and Deep Sky Scanner every 4 days. Most recently, Hubble was updated on October 30, 2026 and Deep Sky Scanner on October 24, 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.*