# CAL Select vs Cosmic Deepsky

The clearest difference is review sentiment: Cosmic Deepsky at 100% against CAL Select's 0%. Cosmic Deepsky also leads on price ($2.99 vs $10.99) and in-app purchases (none vs 3). CAL Select's advantage is update cadence (every 5 months vs every 23 months). On ads, monetization model, device support and iOS requirement there is nothing between them.

CAL Select costs $10.99 and Cosmic Deepsky $2.99 up front. CAL Select sells 3 one-off in-app purchases. Cosmic Deepsky asks for nothing beyond the download.

CAL Select ships an update every 5 months, Cosmic Deepsky every 23 months. The most recent releases landed on October 14, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | CAL Select | Cosmic Deepsky |
| --- | --- | --- |
| Price | $10.99 | **$2.99** |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/cosmic-deepsky/id6444288149/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 23 months |
| Monetization | Paid | Paid |
| Size | 53 MB | 114 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Colorix SA](https://appshunter.io/developer/372237429) | [Celestial Dynamics AG](https://appshunter.io/developer/997250789) |

## What reviewers say

### CAL Select

[App page](https://appshunter.io/ios/app/cal-select/id464801087)

This app is a digital color specifier for professionals, allowing users to instantly apply selected colors to images. It helps decorators, sign makers, and others find exact or similar color tones from leading brands of adhesive films, saving time and providing visual confirmation on objects.

**Highlights:** Digital color specifier, Integrates leading adhesive film brands, Apply selected colors to images, Instant color reference numbers and RGB values, Find identical or similar color tones, Compatible with COLORCATCH NANO

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RAL CLASSIC | $1.99 | one-time |
| RAL DESIGN | $5.99 | one-time |
| NCS®© | $9.99 | one-time |


### Cosmic Deepsky

[App page](https://appshunter.io/ios/app/cosmic-deepsky/id6444288149)

Explore the universe with a virtual telescope. Discover galaxies, star clusters, and nebulae with stunning real images and detailed information. A pocket guide to the cosmos.

**Highlights:** Virtual telescope functionality, Detailed information on 4000+ galaxies, Real astro-photographs of celestial objects, Hand-measured and oriented images, Exploration of deep sky objects, Information on star clusters and nebulae

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

**In-app purchases:** none


## Frequently asked questions

### Is CAL Select free?

CAL Select costs $10.99, and also offers in-app purchases.

### Is Cosmic Deepsky free?

Cosmic Deepsky costs $2.99, with no in-app purchases.

### Do CAL Select or Cosmic Deepsky have ads?

Neither CAL Select nor Cosmic Deepsky shows ads.

### Which is updated more often, CAL Select or Cosmic Deepsky?

CAL Select ships an update every 5 months, and Cosmic Deepsky every 23 months. Most recently, CAL Select was updated on October 14, 2026 and Cosmic Deepsky on October 13, 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.*