# Deneb Astro Tool vs Celvion Scout

The clearest difference is iOS requirement: Deneb Astro Tool at 15.0 against Celvion Scout's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Deneb Astro Tool sells 2 in-app purchases, starting at $3.99 per month and Celvion Scout sells 4 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Deneb Astro Tool ships an update every 8 days, Celvion Scout weekly. Both last shipped on October 31, 2026.

## The numbers

| Metric | Deneb Astro Tool | Celvion Scout |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 8 days | **Weekly** |
| Size | 97 MB | 53 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Josep Guasch Sanchez](https://appshunter.io/developer/6787171923) | [新庾 郭](https://appshunter.io/developer/6786308122) |

## What reviewers say

### Deneb Astro Tool

[App page](https://appshunter.io/ios/app/deneb-astro-tool/id6787171921)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Deneb Pro Monthly | $3.99 | per month |
| Deneb Pro Yearly | $24.99 | per year |


### Celvion Scout

[App page](https://appshunter.io/ios/app/celvion-scout/id6800975710)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Celvion Pro Monthly | $4.99 | per month |
| Celvion Studio Monthly | $9.99 | per month |
| Celvion Pro Annual | $29.99 | per year |
| Celvion Studio Annual | $79.99 | per year |


## Frequently asked questions

### Is Deneb Astro Tool free?

Deneb Astro Tool is free to download, with in-app purchases available.

### Is Celvion Scout free?

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

### Do Deneb Astro Tool or Celvion Scout have ads?

Neither Deneb Astro Tool nor Celvion Scout shows ads.

### Which is updated more often, Deneb Astro Tool or Celvion Scout?

Deneb Astro Tool ships an update every 8 days, and Celvion Scout weekly. Most recently, Deneb Astro Tool was updated on October 31, 2026 and Celvion Scout on October 31, 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.*