ScaleWalk vs Orbit
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ScaleWalk
Explore the vast scale of the universe, from DNA to stars, with interactive logarithmic visuals. Compare objects, access knowledge cards, and follow guided learning paths. Save your discoveries and test your understanding.
- Interactive logarithmic universe exploration
- Object comparison
- Knowledge cards
- Guided learning journeys
- Save discoveries
- Learning tests
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Explore the scale of our universe through an interactive logarithmic world. Move from microscopic DNA to humans, planets, and stars. Compare objects, open knowledge cards, follow guided journeys, save discoveries, and test what you learn.
Orbit
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Orbit is a solar system explorer built on real NASA data, not just illustrations. EXPLORE Rotate detailed 3D globes of every planet, listen to real recorded sounds from NASA missions, and browse real photos pulled live from NASA's own archive. See today's Astronomy Picture of the Day and the latest real photos from the Mars rovers. GO DEEPER Browse black holes, galaxies, exoplanets, and nebulae — plus a live feed of NASA's most recent Hubble and Webb telescope images, real current space weather, and the latest from NASA's Artemis Moon missions. FIND WHAT'S REALLY ABOVE YOU Point your phone at the sky and Sky Map shows you real stars, planets, and constellations, calculated live from your actual location and the current time — not a static illustration. BUILD YOUR OWN SOLAR SYSTEM Drop in planets and stars, and watch real gravitational physics take over. Smash two suns together and watch a black hole form. PLAY Test what you've learned with a Solar System Quiz, dodge asteroids, and pilot a rocket toward space. Orbit's free tier includes full access to the Explore tab and Mars rover photos. Orbit Premium ($4.99/month) unlocks Deep Space, the Solar System Builder, and all games. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: ScaleWalk at none against Orbit's 1. ScaleWalk also leads on iOS requirement (13.0 vs 26.1). On price, ads 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. Orbit sells 1 in-app purchase, starting at $4.99 per month. ScaleWalk asks for nothing beyond the download.
| Parameter | ScaleWalk | Orbit |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 26.1 |
| Further details — not scored | ||
| Size | 21 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Dieu Hien Nguyen Thi | ELIJAH KEITH SEARLES |
In-app purchases
ScaleWalk
No in-app purchases
Orbit
- Orbit Premium7 Days trial$4.991 Month









