# NASA SAFE vs Explore Orion

The clearest difference is review sentiment: Explore Orion at 100% against NASA SAFE's 33%. Explore Orion also leads on rating (5.0 vs 4.5) and update cadence (every 3 days vs every 4 months). 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.

Explore Orion holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 12 and 12 respectively. Written reviews point the same way: 33% of NASA SAFE's written reviews are positive against 100% of Explore Orion's.

NASA SAFE ships an update every 4 months, Explore Orion every 3 days. The most recent releases landed on November 5, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | NASA SAFE | Explore Orion |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (12 ratings)](https://appshunter.io/ios/app/nasa-safe/id1635210233/reviews) | **[5.0 (12 ratings)](https://appshunter.io/ios/app/explore-orion/id1635404760/reviews)** |
| Number of ratings | 12 | 12 |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 days** |
| Monetization | Free | Free |
| Size | 23 MB | 161 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NASA](https://appshunter.io/developer/355542146) | [Lockheed Martin](https://appshunter.io/developer/400687539) |

## What reviewers say

### NASA SAFE

[App page](https://appshunter.io/ios/app/nasa-safe/id1635210233)

This official safety application provides critical safety alerts and instant access to NASA's safety resources. It includes features for emergency contacts, real-time location sharing with security, and a 'Friend Walk' option to ensure safe travel.

**Highlights:** Emergency contact directory, Real-time location sharing with security, Friend Walk location tracking, Access to safety resources, Safety alerts

**Features:** macOS Compatibility

**In-app purchases:** none


### Explore Orion

[App page](https://appshunter.io/ios/app/explore-orion/id1635404760)

Explore NASA's Orion spacecraft, designed for deep space missions. Learn about its design, construction, and the upcoming Artemis I mission. Engage with interactive features like a 3D model viewer and trivia.

**Highlights:** 3D Orion spacecraft model viewer, Send messages to Orion, Artemis mission facts, Orion trivia, Development timeline, Video library, Ask Lockheed Martin feature

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NASA SAFE free?

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

### Is Explore Orion free?

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

### Which has better reviews, NASA SAFE or Explore Orion?

Explore Orion is rated higher. NASA SAFE averages 4.5 out of 5 from 12 ratings, while Explore Orion averages 5.0 from 12 ratings.

### Do NASA SAFE or Explore Orion have ads?

Neither NASA SAFE nor Explore Orion shows ads.

### Which is updated more often, NASA SAFE or Explore Orion?

NASA SAFE ships an update every 4 months, and Explore Orion every 3 days. Most recently, NASA SAFE was updated on November 5, 2026 and Explore Orion on November 3, 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.*