# Graphene Virtual Microscope vs Math Bridges

The clearest difference is review sentiment: Math Bridges at 66% against Graphene Virtual Microscope's 19%. Math Bridges also leads on rating (4.4 vs 2.3) and ratings volume (2.5K vs 12). Graphene Virtual Microscope's advantage is in-app purchases (none vs 2) and iOS requirement (6.0 vs 11.2). On price there is nothing between them.

Both are free to download. Math Bridges sells 2 in-app purchases, starting at $59.99 per year. Graphene Virtual Microscope asks for nothing beyond the download.

Math Bridges holds the better App Store score, 4.4 against 2.3. That said, the two scores are not equally well evidenced: Math Bridges has 2.5K ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 19% of Graphene Virtual Microscope's written reviews are positive against 66% of Math Bridges's.

## The numbers

| Metric | Graphene Virtual Microscope | Math Bridges |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (12 ratings)](https://appshunter.io/ios/app/graphene-virtual-microscope/id501228156/reviews) | **[4.4 (2.5K ratings)](https://appshunter.io/ios/app/math-bridges-adding-numbers/id1199323483/reviews)** |
| Number of ratings | 12 | **2.5K** |
| Positive reviews | 18.8% of reviews | **65.9% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Monthly |
| Monetization | **Free** | Subscription |
| Size | 45 MB | 129 MB |
| Requires iOS | **6.0** | 11.2 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jubjub Studios Limited](https://appshunter.io/developer/501228159) | [Makkajai Edu Tech Private Limited](https://appshunter.io/developer/828715957) |

## What reviewers say

### Graphene Virtual Microscope

[App page](https://appshunter.io/ios/app/graphene-virtual-microscope/id501228156)

Explore the atomic structure of graphene through a virtual electron microscope. Zoom in to see objects 40,000 times smaller than a hair, revealing atomic details.

**Highlights:** Virtual electron microscope simulation, High magnification viewing, Graphene image exploration, Zoom in/out functionality, Atomic-level detail visualization

**In-app purchases:** none


### Math Bridges

[App page](https://appshunter.io/ios/app/math-bridges-adding-numbers/id1199323483)

This app offers engaging math games for children to learn counting, addition, and subtraction. It adapts to a child's grade level, providing fun gameplay to build confidence and improve schoolwork. Kids can practice math strategies at their own pace.

**Highlights:** Addition games, Subtraction games, Number counting games, Adaptive difficulty by grade level, Learn new math strategies, Fix bridges by solving problems

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Genius Annual Subscription | $59.99 | per year |
| Unlock Full Version | $9.99 | one-time |

**What reviewers like**

- 👍 Helpful for learning numbers and math
- 🚀 Great for education and brain development
- 😊 Kids love the game

**What reviewers complain about**

- 🤑 Expensive subscription model
- 🤔 Confusing end-level goals and instructions
- 🥱 Too easy and boring for some users

**Reported bugs**

- Difficulty canceling subscription
- Incompatibility issues on some devices

**Requested features**

- Offline mode for use on airplanes
- More challenging levels and content


## Frequently asked questions

### Is Graphene Virtual Microscope free?

Graphene Virtual Microscope is free to download, with no in-app purchases.

### Is Math Bridges free?

Math Bridges is free to download, with in-app purchases available.

### Which has better reviews, Graphene Virtual Microscope or Math Bridges?

Math Bridges is rated higher. Graphene Virtual Microscope averages 2.3 out of 5 from 12 ratings, while Math Bridges averages 4.4 from 2.5K ratings.

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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.*