Space Images vs Hello Mars
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Space Images
Explore breathtaking images from NASA missions, featuring planets, galaxies, and space technology. This app offers widgets for your home screen and StandBy mode, allowing you to view a slideshow while your device charges. You can also bookmark, search, and share your favorite celestial discoveries.
- Latest NASA space images
- Widgets for home screen
- StandBy mode slideshow
- Image notifications
- Search and browse categories
- Bookmark and share images
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Discover stunning new images of space, planets, Mars, asteroids, stars, galaxies, and cutting-edge space technology as they are released each week from NASA's Jet Propulsion Laboratory. This new version of Space Images is fully redesigned and optimized for iOS 17, now supporting all widgets, including StandBy, which can display a slideshow while your device is charging. • iTunes Staff Favorite • Top Free App in the App Store Education category Features • From Earth, Mars, Jupiter, Saturn, and the icy moons of the outer solar system, get the latest science images of planets, stars, galaxies, robotic explorers, weather, and more. • Opt-in to get once-per-week notifications of the coolest images captured by JPL’s fleet of NASA space probes, including the Ingenuity Mars helicopter and rovers and the James Webb Space Telescope. • View the latest images from space on your home screen using our widgets. • Display a continuous rotating carousel of Space Images on your desk or side table using Standby (iOS 17). • “Like” and bookmark your favorite celestial images and share seamlessly on popular social media platforms. • Search by keyword or browse by these categories: Earth, Mars, Solar System, Stars and Galaxies, Exoplanets, Robotics, and Technology. • Save images to your photo library and share them with your friends.
Hello Mars
Explore the stars and journey to Mars with real-time weather data directly from the Curiosity Rover. Track planetary positions and share your cosmic adventures.
- Real-time weather from Curiosity Rover
- Accurate planetary tracking
- Share experiences on social media
- Explore Mars on your phone
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Next stop, Mars. A manned mission to the red planet is happening sooner than you think. That’s why Hello Mars from Lockheed Martin provides a beautiful experience as you search the stars, travel to distant orbits and reach Mars with real-time weather data. Explore Mars – on your phone. Download today. FEATURES: - Get real-time weather direct from Curiosity Rover. - Discover where the planets are with accurate planetary tracking. - Share your experience on Twitter and Facebook.
Screenshots
Verdict
The clearest difference is rating: Space Images at 4.6 against Hello Mars's 3.6. Hello Mars's advantage is update cadence (every 3 days vs every 4 months) and iOS requirement (6.0 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.
Space Images holds the better App Store score, 4.6 against 3.6. Both are backed by a comparable volume of ratings — 16 and 22 respectively. Written reviews point the same way: 63% of Space Images's written reviews are positive against 57% of Hello Mars's.
Space Images ships an update every 4 months, Hello Mars every 3 days. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.
| Parameter | Space Images | Hello Mars |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (16 ratings) — better | 3.6 (22 ratings) |
| Positive reviews | 63.0% of reviews — better | 57.1% of reviews |
| Number of ratings | 16 | 22 — better |
| Update frequency | Every 4 months | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 6.0 — better |
| Further details — not scored | ||
| Size | 23 MB | 227 MB |
| Age rating | 4+ | 4+ |
| Developer | Jet Propulsion Laboratory | Lockheed Martin |
Customer experience
Space Images
Hello Mars
In-app purchases
Space Images
No in-app purchases
Hello Mars
No in-app purchases
