# Future Earth vs Universe Size Comparison

The clearest difference is rating: Future Earth at 4.6 against Universe Size Comparison's 3.2. Future Earth also leads on iOS requirement (14.0 vs 17.0). Universe Size Comparison's advantage is review sentiment (70% vs 60%). On price, ratings volume, update cadence and ads there is nothing between them.

Future Earth costs $1.99 and Universe Size Comparison $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Future Earth holds the better App Store score, 4.6 against 3.2. Both are backed by a comparable volume of ratings — 52 and 30 respectively. Written reviews complicate that: 60% of Future Earth's written reviews are positive against 70% of Universe Size Comparison's, so the app with the better star average is not the one people write more warmly about.

Future Earth ships an update every 2 months, Universe Size Comparison every 3 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Future Earth | Universe Size Comparison |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Rating | **[4.6 (52 ratings)](https://appshunter.io/ios/app/future-earth/id1161247881/reviews)** | [3.2 (30 ratings)](https://appshunter.io/ios/app/universe-size-comparison/id1473946290/reviews) |
| Number of ratings | **52** | 30 |
| Positive reviews | 60.0% of reviews | **70.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Paid | Paid |
| Size | 31 MB | 411 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple TV |
| Age rating | 4+ | +4 |
| Developer | [Thomas L. Moore](https://appshunter.io/developer/317330726) | [Daniele Citi](https://appshunter.io/developer/1187632258) |

## What reviewers say

### Future Earth

[App page](https://appshunter.io/ios/app/future-earth/id1161247881)

Explore potential future geological changes on Earth over the next 250 million years. This app visually depicts the evolution of continents and oceans based on scientific understanding of plate tectonics and geologic history.

**Highlights:** Future geological simulations, Continental evolution visualization, Oceanic change depiction, Plate tectonics based predictions, 250 million year timeline

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Universe Size Comparison

[App page](https://appshunter.io/ios/app/universe-size-comparison/id1473946290)

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.

**Highlights:** 3D astronomical comparisons, Tour Mode with guided explanations, Free Mode for custom comparisons, Scale comparisons of planets and stars, Detailed celestial body information, Elegant user interface

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Future Earth free?

Future Earth costs $1.99, with no in-app purchases.

### Is Universe Size Comparison free?

Universe Size Comparison costs $1.99, with no in-app purchases.

### Which has better reviews, Future Earth or Universe Size Comparison?

Future Earth is rated higher. Future Earth averages 4.6 out of 5 from 52 ratings, while Universe Size Comparison averages 3.2 from 30 ratings.

### Do Future Earth or Universe Size Comparison have ads?

Neither Future Earth nor Universe Size Comparison shows ads.

### Which is updated more often, Future Earth or Universe Size Comparison?

Future Earth ships an update every 2 months, and Universe Size Comparison every 3 months. Most recently, Future Earth was updated on November 6, 2026 and Universe Size Comparison on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*