# ArtGuide CBI vs SOS Explorer

The clearest difference is review sentiment: SOS Explorer at 86% against ArtGuide CBI's 0%. SOS Explorer also leads on ratings volume (20 vs 1) and iOS requirement (12.0 vs 15.6). ArtGuide CBI's advantage is update cadence (every 2 months vs every 11 months) and rating (5.0 vs 4.7). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ArtGuide CBI holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: SOS Explorer has 20 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 0% of ArtGuide CBI's written reviews are positive against 86% of SOS Explorer's, so the app with the better star average is not the one people write more warmly about.

ArtGuide CBI ships an update every 2 months, SOS Explorer every 11 months. The most recent releases landed on October 10, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | ArtGuide CBI | SOS Explorer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/artguide-cbi/id991884723/reviews)** | [4.7 (20 ratings)](https://appshunter.io/ios/app/sos-explorer/id1358724422/reviews) |
| Number of ratings | 1 | **20** |
| Positive reviews | 0.0% of reviews | **85.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 11 months |
| Monetization | Free | Free |
| Size | 23 MB | 249 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [CBI Systems, S.C.](https://appshunter.io/developer/991884722) | [University of Colorado Boulder](https://appshunter.io/developer/972210292) |

## What reviewers say

### ArtGuide CBI

[App page](https://appshunter.io/ios/app/artguide-cbi/id991884723)

This museum audioguide app uses Bluetooth beacons to provide location-specific information about artworks and exhibits as you explore galleries. Discover details about paintings, authors, related pieces, and access high-resolution photos and audio explanations. It also offers practical museum information and social sharing features.

**Highlights:** Location-aware exhibit information, Artwork details (author, related art), High-resolution photos, Explanatory audio guides, Museum and gallery services info, Social sharing, Favorites list

**Features:** macOS Compatibility

**In-app purchases:** none


### SOS Explorer

[App page](https://appshunter.io/ios/app/sos-explorer/id1358724422)

Explore interactive animated datasets of Earth and space phenomena, from planetary rings to climate change models. This app brings complex environmental processes to life in an intuitive and captivating way, making learning accessible anywhere.

**Highlights:** Streaming high-resolution datasets, Educational videos, User-guided tours, Analysis tools, 100+ datasets, Global and flat map views

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

**In-app purchases:** none


## Frequently asked questions

### Is ArtGuide CBI free?

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

### Is SOS Explorer free?

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

### Which has better reviews, ArtGuide CBI or SOS Explorer?

ArtGuide CBI is rated higher. ArtGuide CBI averages 5.0 out of 5 from 1 ratings, while SOS Explorer averages 4.7 from 20 ratings.

### Do ArtGuide CBI or SOS Explorer have ads?

Neither ArtGuide CBI nor SOS Explorer shows ads.

### Which is updated more often, ArtGuide CBI or SOS Explorer?

ArtGuide CBI ships an update every 2 months, and SOS Explorer every 11 months. Most recently, ArtGuide CBI was updated on October 10, 2026 and SOS Explorer on October 9, 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.*