# Cosmic Ray Detector SORAMAME vs Sci

The clearest difference is update cadence: Sci at every 2 days against Cosmic Ray Detector SORAMAME's every 2 weeks. Sci also leads on rating (5.0 vs 4.8). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Sci holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 4 and 2 respectively.

Cosmic Ray Detector SORAMAME ships an update every 2 weeks, Sci every 2 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Cosmic Ray Detector SORAMAME | Sci |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (4 ratings)](https://appshunter.io/ios/app/cosmic-ray-detector-soramame/id6444093470/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sci-map/id6560105262/reviews)** |
| Number of ratings | **4** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Monetization | Free | Free |
| Size | 112 MB | 33 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BLUEPAGE Greetings LLC](https://appshunter.io/developer/1444989418) | [Hands On Gainesville Inc](https://appshunter.io/developer/1758431842) |

## What reviewers say

### Cosmic Ray Detector SORAMAME

[App page](https://appshunter.io/ios/app/cosmic-ray-detector-soramame/id6444093470)

Turn your smartphone into a cosmic ray detector and contribute to real-time space research. Capture invisible high-energy particles from deep space using your device's camera sensor and see detections from around the world.

**Highlights:** Real-time cosmic ray detection, Global observation map, Offline data saving, Privacy-friendly location blurring, Easy setup with no extra hardware, Light-leak detection

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

**In-app purchases:** none


### Sci

[App page](https://appshunter.io/ios/app/sci-map/id6560105262)

Explore STEM concepts and problem-solving skills through hands-on activities tied to real-world locations. Search activities by site, STEM field, or curriculum standards. Activities are categorized for pre-visit, during-visit, and post-visit engagement.

**Highlights:** Hands-on STEM activities, Location-based exploration, Searchable by site name, Filter by STEM field, Curriculum standard alignment, Pre/during/post visit activities

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cosmic Ray Detector SORAMAME free?

Cosmic Ray Detector SORAMAME is free to download, with no in-app purchases.

### Is Sci free?

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

### Which has better reviews, Cosmic Ray Detector SORAMAME or Sci?

Sci is rated higher. Cosmic Ray Detector SORAMAME averages 4.8 out of 5 from 4 ratings, while Sci averages 5.0 from 2 ratings.

### Do Cosmic Ray Detector SORAMAME or Sci have ads?

Neither Cosmic Ray Detector SORAMAME nor Sci shows ads.

### Which is updated more often, Cosmic Ray Detector SORAMAME or Sci?

Cosmic Ray Detector SORAMAME ships an update every 2 weeks, and Sci every 2 days. Most recently, Cosmic Ray Detector SORAMAME was updated on November 3, 2026 and Sci on October 30, 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.*