# Universal Zoom vs MapSize

The clearest difference is price: MapSize at Free against Universal Zoom's $5.99. MapSize also leads on update cadence (every 5 weeks vs every 4 months). Universal Zoom's advantage is rating (4.8 vs 4.5) and ratings volume (356 vs 32). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

MapSize is free to download; Universal Zoom costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Universal Zoom holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: Universal Zoom has 356 ratings behind it against 32, so its average is the more settled of the two.

Universal Zoom ships an update every 4 months, MapSize every 5 weeks. The most recent releases landed on October 12, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Universal Zoom | MapSize |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | **[4.8 (356 ratings)](https://appshunter.io/ios/app/universal-zoom-science-guide/id807673066/reviews)** | [4.5 (32 ratings)](https://appshunter.io/ios/app/mapsize/id6504443912/reviews) |
| Number of ratings | **356** | 32 |
| Positive reviews | 96.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 weeks** |
| Monetization | Paid | **Free** |
| Size | 175 MB | 57 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | **iPhone, iPad, iPod, Apple TV** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GamifyIt](https://appshunter.io/developer/807673069) | [Jason Horsley](https://appshunter.io/developer/1752306777) |

## What reviewers say

### Universal Zoom

[App page](https://appshunter.io/ios/app/universal-zoom-science-guide/id807673066)

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.

**Highlights:** Seamless zooming across scales, Visual comparisons of objects, Jargon-free scientific explanations, Audio narration, Over 270 objects presented to scale, Multi-language support

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Fascinating and informative
- 🚀 Smooth and seamless experience
- 💡 Puts things into perspective
- 👍 Great learning tool for all ages
- 👍 Visually appealing and well-designed

**What reviewers complain about**

- 🐛 Occasional bugs and crashes
- 🔋 High battery consumption
- 🔇 Background music could be improved

**Reported bugs**

- Incorrect information for some objects
- Compatibility issues on older devices
- Typos and minor errors in text

**Requested features**

- Add more objects and comparisons
- Customizable object feature
- Support for more languages
- Ability to toggle between metric and imperial units
- Search and filtering options


### MapSize

[App page](https://appshunter.io/ios/app/mapsize/id6504443912)

Explore the true sizes of countries, overcoming the distortions of traditional map projections. Compare any two territories side-by-side, move them freely, and discover fascinating statistical data about their relative dimensions. An ideal educational resource for geography enthusiasts.

**Highlights:** Accurate size comparison, Overcomes map projection distortion, Compare any two territories, Interactive territory movement, Learn relative size statistics, Educational geography tool

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Universal Zoom free?

Universal Zoom costs $5.99, with no in-app purchases.

### Is MapSize free?

MapSize is free to download, with no in-app purchases.

### Which has better reviews, Universal Zoom or MapSize?

Universal Zoom is rated higher. Universal Zoom averages 4.8 out of 5 from 356 ratings, while MapSize averages 4.5 from 32 ratings.

### Do Universal Zoom or MapSize have ads?

Neither Universal Zoom nor MapSize shows ads.

### Which is updated more often, Universal Zoom or MapSize?

Universal Zoom ships an update every 4 months, and MapSize every 5 weeks. Most recently, Universal Zoom was updated on October 12, 2026 and MapSize on October 1, 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.*