149+ iOS apps & games curated and reviewed
Out of 149+ universe size comparison apps and games on iOS, 16 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | $1.99 | 3.1★ (29) | No | No | Oct 2026 | |
| 2 |  | Free | 3.9★ (7) | No | No | Aug 2026 | |
| 3 |  | $5.99 | 4.8★ (356) | No | No | Oct 2026 | |
| 4 |  | Free | 4.6★ (67) | No | Yes | Oct 2026 | |
| 5 |  | Free | 5.0★ (1) | Yes | Yes | May 2026 | |
| 6 |  | Free | 4.0★ (14) | No | No | Jul 2026 | |
| 7 |  | Free | — | No | No | Sep 2026 | |
| 8 |  | Free | 4.7★ (505) | No | No | Oct 2026 |
Explore the vastness of space and understand celestial body dimensions through interactive 3D comparisons. Discover the scale of planets and stars, from our Sun to hypergiant stars, with guided tours and free comparison modes.
Explore the vastness of the universe, from the smallest particles to distant galaxies. This educational app visually demonstrates the immense scale of space and matter, offering a glimpse into the universe's complexity and beauty.
Explore the universe's vastness and intricacy through interactive visual comparisons. Seamlessly zoom from subatomic particles to the observable universe, gaining intuition about scale and size with stunning imagery and clear explanations.
