Grainger Events vs Explore Orion
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Grainger Events
Connect with attendees at industry events. Share ideas, discover product innovations, and celebrate professional relationships within a dedicated community platform.
- Attendee connection
- Idea sharing
- Product innovation discovery
- Relationship celebration
- Event community platform
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Mobile App for Grainger Events. Grainger believes in the power of connection, and this app allows us to bring our attendees together to share ideas, product innovations, and celebrate relationships.
Explore Orion
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.
- 3D Orion spacecraft model viewer
- Send messages to Orion
- Artemis mission facts
- Orion trivia
- Development timeline
- Video library
- Ask Lockheed Martin feature
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Hop onboard NASA’s Orion spacecraft, the exploration-class vehicle designed for deep space by Lockheed Martin for the Artemis missions that will take humanity back to the Moon. Gain insights to the upcoming Artemis I mission, see how Orion was designed and built, and uncover interesting information about the only spacecraft capable of safely carrying astronauts beyond low-Earth orbit and into the depths of space. Features Include: * 3D model viewer of Orion. * Callisto integration so you can send your message to Orion as it flies to the Moon during the Artemis I mission. * Interesting factoids about Orion and Artemis. * Trivia to test your knowledge about Orion. * A timeline of Orion’s development, Artemis I mission milestones, and relevant events and information. * A video library with Orion and Artemis related content * Ask Lockheed Martin – if there’s something you’d like to know, just ask! Popular questions will be addressed first.
Screenshots
Verdict
The clearest difference is rating: Explore Orion at 5.0 against Grainger Events's 4.4. Explore Orion also leads on update cadence (every 3 days vs every 6 weeks) and iOS requirement (14.0 vs 17.0). On price, review sentiment, ratings volume and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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 4.4. Both are backed by a comparable volume of ratings — 10 and 12 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
Grainger Events ships an update every 6 weeks, Explore Orion every 3 days. Both last shipped on November 3, 2026.
| Parameter | Grainger Events | Explore Orion |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (10 ratings) | 5.0 (12 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 10 | 12 — better |
| Update frequency | Every 6 weeks | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 53 MB | 161 MB |
| Age rating | 17+ | 4+ |
| Developer | W.W. Grainger, Inc. | Lockheed Martin |
Customer experience
Grainger Events
Explore Orion
In-app purchases
Grainger Events
No in-app purchases
Explore Orion
No in-app purchases
Questions
Is Grainger Events free?
Is Explore Orion free?
Which has better reviews, Grainger Events or Explore Orion?
Do Grainger Events or Explore Orion have ads?
Which is updated more often, Grainger Events or Explore Orion?
Other comparisons
