NASA SAFE vs SPSCon 2025
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
NASA SAFE
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.
- Emergency contact directory
- Real-time location sharing with security
- Friend Walk location tracking
- Access to safety resources
- Safety alerts
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NASA SAFE is the official safety app of NASA. It is the only app that integrates with NASA's safety and security systems. The app will send you important safety alerts and provide instant access to safety resources. NASA SAFE features include: - Emergency Contacts: Contact the correct services for the NASA area in case of an emergency or a non-emergency concern - Mobile Bluelight: Send your location to NASA security in real-time in case of a crisis - Friend Walk: Send your location to a friend through email or SMS on your device. Once the friend accepts the Friend Walk request, the user picks their destination and their friend tracks their location in real time; they can keep an eye on them to make sure they make it safely to their destination. - Security Guidance: Enhance your safety with the set of resources provided in one convenient app.
SPSCon 2025
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TripBuilder Event Mobile™ is the mobile application for the 2025 Physics and Astronomy Congress taking place October 30 – November 1, 2025, in Denver, CO. Use this app to: • Easily view event info and more right on your mobile phone. • Connect with Attendees, Exhibitors and Speakers at the event. • Maximize your time at the Event with the MyEvent personalization tools. This TripBuilder Event Mobile™ app is provided at no charge by the American Institute of Physics. It was designed and developed by TripBuilder Media Inc. If you have any questions, or need any support regarding how to use this app, please submit a Support Ticket (located within the Help icon in the app).
Screenshots
Verdict
The clearest difference is ads: NASA SAFE at none against SPSCon 2025's shown. SPSCon 2025's advantage is iOS requirement (9.0 vs 13.0). On price, update cadence, in-app purchases and device support 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.
NASA SAFE ships an update every 4 months, SPSCon 2025 every 2 months. The most recent releases landed on November 5, 2026 and October 30, 2026 respectively.
| Parameter | NASA SAFE | SPSCon 2025 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (12 ratings) — better | — |
| Positive reviews | 33.3% of reviews | — |
| Number of ratings | 12 — better | — |
| Update frequency | Every 4 months | Every 2 months — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 23 MB | 43 MB |
| Age rating | 4+ | 17+ |
| Developer | NASA | American Institute of Physics Inc. |
In-app purchases
NASA SAFE
No in-app purchases
SPSCon 2025
No in-app purchases
Questions
Is NASA SAFE free?
Is SPSCon 2025 free?
Do NASA SAFE or SPSCon 2025 have ads?
Which is updated more often, NASA SAFE or SPSCon 2025?
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