# Hubble vs Hubble Space Telescope Tracker

The clearest difference is rating: Hubble at 3.0 against Hubble Space Telescope Tracker's 1.0. Hubble Space Telescope Tracker's advantage is update cadence (every 3 months vs every 23 months). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Hubble sells 1 one-off in-app purchase and Hubble Space Telescope Tracker sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Hubble holds the better App Store score, 3.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

Hubble ships an update every 23 months, Hubble Space Telescope Tracker every 3 months. The most recent releases landed on October 16, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Hubble | Hubble Space Telescope Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/hubble-deep-space-2/id1615227352/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/hubble-space-telescope-tracker/id6468819172/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 23 months | **Every 3 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 1.7 GB | 72 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Alparslan Topbas](https://appshunter.io/developer/1130875171) | [KAKHA GIORGASHVILI](https://appshunter.io/developer/1501353984) |

## What reviewers say

### Hubble

[App page](https://appshunter.io/ios/app/hubble-deep-space-2/id1615227352)

Explore the universe with stunning images and videos from the Hubble Space Telescope. Discover detailed information about deep space objects and view 3D models. Enjoy an immersive educational experience.

**Highlights:** Browse 550+ high-resolution space photos, Detailed information on space objects, Full-screen slideshow mode, Zoomable image gallery, 220+ educational videos, Interactive 3D models

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hubble: Deep Space 2 - Ad-Free | $0.99 | one-time |


### Hubble Space Telescope Tracker

[App page](https://appshunter.io/ios/app/hubble-space-telescope-tracker/id6468819172)

Follow NASA's Hubble Space Telescope mission in real time. Explore a gallery of stunning images, engage in discussions, and learn about space. Receive notifications for new discoveries and test your knowledge with quizzes.

**Highlights:** Real-time mission progress, Image gallery, Discussion forums, Notifications for new images, 3D Solar system model, Ask an Astronomer feature

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $2.99 | one-time |


## Frequently asked questions

### Is Hubble free?

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

### Is Hubble Space Telescope Tracker free?

Hubble Space Telescope Tracker is free to download, with in-app purchases available.

### Which has better reviews, Hubble or Hubble Space Telescope Tracker?

Hubble is rated higher. Hubble averages 3.0 out of 5 from 2 ratings, while Hubble Space Telescope Tracker averages 1.0 from 2 ratings.

### Do Hubble or Hubble Space Telescope Tracker have ads?

Both Hubble and Hubble Space Telescope Tracker show ads.

### Which is updated more often, Hubble or Hubble Space Telescope Tracker?

Hubble ships an update every 23 months, and Hubble Space Telescope Tracker every 3 months. Most recently, Hubble was updated on October 16, 2026 and Hubble Space Telescope Tracker 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.*