EarthPhase vs First Light
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EarthPhase
Explore a beautifully designed, interactive solar system with real-time celestial data. Track moon and Earth phases, view planet positions, and travel through time to discover cosmic events and facts.
- Interactive solar system map
- Real-time moon and Earth phases
- Home and lock screen widgets
- Time travel slider for past/future events
- Discover cosmic facts and mechanics
- Accurate planet positions and orbits
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EarthPhase is your personal, beautifully designed pocket solar system, with all features completely free. Built with a stunning matte, low-key aesthetic, it brings the exact state of the solar system directly to your device. Whether you are an astronomy enthusiast or simply love a clean, minimalist Home Screen, EarthPhase tracks the cosmos in real-time. WIDGET SUITE Never miss a cosmic event. EarthPhase offers a variety of widgets designed to blend seamlessly with your custom setups: Home Screen Trackers: Keep an eye on the current Moon and Earth phases with perfectly rendered, dynamic icons. Lock Screen Data: Add circular planet icons or detailed rectangular widgets that display the exact live illumination percentage of the Moon or Earth right below your clock. Live Solar System: Place a dynamic map of the inner and outer planets on your Home Screen, available in multiple sizes. INTERACTIVE SOLAR SYSTEM Dive into the app to explore a highly accurate, interactive schematic of our solar system. Tap any planet to zoom in on its specific orbit, view its position relative to the Sun, and explore its major moons. TIME TRAVEL SLIDER Wondering what the moon phase was on the day you were born? Or when the next supermoon will happen? Use the precision control panel to scrub backward and forward through time. The entire solar system and moon phase engine will smoothly animate to reflect the exact celestial state of any date and time you choose. DISCOVER THE COSMOS Expand your knowledge with a massive library of scientifically accurate, lesser-known facts. Learn about the bizarre orbital mechanics of Jupiter's outer moons, the metal snow on Venus, or the true scale of the Martian canyons.
First Light
Explore the universe's earliest light with real cosmic microwave background data. Pan across the oldest light in the universe, switch between satellites, and observe shifts in frequency bands. This educational app brings real science and cosmic history to your mobile device.
- Explore cosmic microwave background data
- Immersive sky exploration via phone movement
- Switch between COBE, WMAP, and Planck satellites
- Adjust frequency bands to see universe shifts
- Utilizes real scientific data
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Look up. What you're seeing isn't the night sky. It's the afterglow of the Big Bang, captured by three of the most important space missions ever launched. First Light turns real cosmic microwave background data from COBE, WMAP, and Planck into an immersive sky you can explore by simply moving your phone. Pan across the oldest light in the universe. Switch between satellites. Dial through frequency bands and watch the universe shift. This is real data. Real science. And it fits in your pocket.
Screenshots
Verdict
The clearest difference is in-app purchases: First Light at none against EarthPhase's 2. On price, rating, 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. EarthPhase sells 2 one-off in-app purchases. First Light asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for EarthPhase against 5.0 for First Light. Both are backed by a comparable volume of ratings — 3 and 3 respectively.
| Parameter | EarthPhase | First Light |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) | 5.0 (3 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 3 | 3 |
| Update frequency | — | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | Free |
| Devices | iPhone | iPhone |
| Requires iOS | 18.6 | 17.0 — better |
| Further details — not scored | ||
| Size | 40 MB | 75 MB |
| Age rating | 4+ | 4+ |
| Developer | Nathan Coleman | Thomas Sola |
Customer experience
EarthPhase
First Light
In-app purchases
EarthPhase
- Tip$0.99
- Tip$4.99
First Light
No in-app purchases
Questions
Is EarthPhase free?
Is First Light free?
Which has better reviews, EarthPhase or First Light?
Do EarthPhase or First Light have ads?
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