# Constellation Finder vs EpubPDFtxtreader

The clearest difference is in-app purchases: EpubPDFtxtreader at none against Constellation Finder's 5. EpubPDFtxtreader also leads on device support (3 vs 1) and iOS requirement (12.0 vs 16.4). On price and ads there is nothing between them.

Both are free to download. Constellation Finder sells 5 in-app purchases, starting at $4.99 per 7 days. EpubPDFtxtreader asks for nothing beyond the download.

## The numbers

| Metric | Constellation Finder | EpubPDFtxtreader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (9 ratings)](https://appshunter.io/ios/app/constellation-finder-planets/id6744271218/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 20 MB | 37 MB |
| Requires iOS | 16.4 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Overflow LTD](https://appshunter.io/developer/1664238457) | [Yunhai Sui](https://appshunter.io/developer/865206989) |

## What reviewers say

### Constellation Finder

[App page](https://appshunter.io/ios/app/constellation-finder-planets/id6744271218)

Discover planets and constellations with an interactive and educational journey through space. Explore celestial bodies, learn fascinating facts, and enjoy a playful design that makes learning about the solar system fun for all ages.

**Highlights:** Instant planet search and navigation, Fascinating facts and real data, Interactive solar system exploration, Regularly updated celestial data, Vibrant and playful design, Constellation finding capabilities

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Monthly | $5.99 | per month |
| Yearly | $19.99 | per year |
| Lifetime | $17.99 | one-time |
| Lifetime | $29.99 | one-time |


### EpubPDFtxtreader

[App page](https://appshunter.io/ios/app/epubpdftxtreader/id6751201733)

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

**In-app purchases:** none


## Frequently asked questions

### Is Constellation Finder free?

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

### Is EpubPDFtxtreader free?

EpubPDFtxtreader is free to download, with no in-app purchases.

### Do Constellation Finder or EpubPDFtxtreader have ads?

Neither Constellation Finder nor EpubPDFtxtreader 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.*