# Plexers vs Hubble Space Telescope Tracker

The clearest difference is review sentiment: Plexers at 100% against Hubble Space Telescope Tracker's 0%. Plexers also leads on rating (4.0 vs 1.0) and in-app purchases (none vs 1). Hubble Space Telescope Tracker's advantage is price (Free vs $0.99) and update cadence (every 3 months vs every 27 months). On ratings volume there is nothing between them.

Hubble Space Telescope Tracker is free to download; Plexers costs $0.99 up front. Hubble Space Telescope Tracker sells 1 one-off in-app purchase. Plexers asks for nothing beyond the download.

Plexers holds the better App Store score, 4.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 100% of Plexers's written reviews are positive against 0% of Hubble Space Telescope Tracker's.

Plexers ships an update every 27 months, Hubble Space Telescope Tracker every 3 months. The most recent releases landed on October 9, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Plexers | Hubble Space Telescope Tracker |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/plexers/id411518808/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/hubble-space-telescope-tracker/id6468819172/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 27 months | **Every 3 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 13 MB | 72 MB |
| Requires iOS | 26.1 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ventura Educational Systems](https://appshunter.io/developer/371324172) | [KAKHA GIORGASHVILI](https://appshunter.io/developer/1501353984) |

## What reviewers say

### Plexers

[App page](https://appshunter.io/ios/app/plexers/id411518808)

Engage your mind with unique text-based puzzles that challenge logical and creative thinking. Solve riddles by deciphering clever arrangements of letters and words to uncover their hidden meanings. Ideal for solo play, group activities, or classroom learning.

**Highlights:** Unique text-based word puzzles, Encourages logical and creative thinking, Promotes problem-solving skills, Suitable for individual or group play, Can be used in educational settings, Offers a fun way to keep the mind active

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

**In-app purchases:** none


### 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 Plexers free?

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

### Is Hubble Space Telescope Tracker free?

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

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

Plexers is rated higher. Plexers averages 4.0 out of 5 from 1 ratings, while Hubble Space Telescope Tracker averages 1.0 from 2 ratings.

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

Hubble Space Telescope Tracker shows ads; Plexers does not.

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

Plexers ships an update every 27 months, and Hubble Space Telescope Tracker every 3 months. Most recently, Plexers was updated on October 9, 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.*