# Graphene Virtual Microscope vs Tap Math

The clearest difference is review sentiment: Tap Math at 66% against Graphene Virtual Microscope's 19%. Tap Math also leads on rating (4.1 vs 2.3) and ratings volume (777 vs 12). Graphene Virtual Microscope's advantage is in-app purchases (none vs 1) and iOS requirement (6.0 vs 15.0). On price there is nothing between them.

Both are free to download. Tap Math sells 1 one-off in-app purchase. Graphene Virtual Microscope asks for nothing beyond the download.

Tap Math holds the better App Store score, 4.1 against 2.3. That said, the two scores are not equally well evidenced: Tap Math has 777 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 Tap Math's.

## The numbers

| Metric | Graphene Virtual Microscope | Tap Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (12 ratings)](https://appshunter.io/ios/app/graphene-virtual-microscope/id501228156/reviews) | **[4.1 (777 ratings)](https://appshunter.io/ios/app/tap-math-fast-challenge/id820464618/reviews)** |
| Number of ratings | 12 | **777** |
| Positive reviews | 18.8% of reviews | **66.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 4 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 45 MB | 11 MB |
| Requires iOS | **6.0** | 15.0 |
| Devices | — | **iPhone, iPad, iPod, Apple TV** |
| Age rating | 4+ | 4+ |
| Developer | [Jubjub Studios Limited](https://appshunter.io/developer/501228159) | [Nicolas Lehovetzki](https://appshunter.io/developer/412827944) |

## 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


### Tap Math

[App page](https://appshunter.io/ios/app/tap-math-fast-challenge/id820464618)

Test your mental math skills in this fast-paced game where you must select the correct answer before time runs out. One mistake means game over. Compete globally and train your brain with various math challenges.

**Highlights:** Fast-paced gameplay, Mental math challenges, Global ranking, Math training for children, Customizable game modes (in-app purchase), Multiplayer option (iPad only, in-app purchase)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Options Pack | $0.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use
- 🚀 Quick-fire mental arithmetic
- 💡 Helpful for practicing math facts
- 👍 Good for kids to improve skills

**What reviewers complain about**

- 🐛 Occasional bugs and glitches
- 💰 Paywall for advanced features
- ⏱️ Strict time limits can be frustrating
- 🤖 Limited functionality of the math chatbot

**Reported bugs**

- Rewards and gems not working correctly
- Incompatibility issues on older devices
- Incorrect math answers displayed

**Requested features**

- Add more math operations beyond +, -, x, ÷
- Implement a teaching mode with explanations
- Allow customization of difficulty levels
- Provide progress tracking and performance analytics


## Frequently asked questions

### Is Graphene Virtual Microscope free?

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

### Is Tap Math free?

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

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

Tap Math is rated higher. Graphene Virtual Microscope averages 2.3 out of 5 from 12 ratings, while Tap Math averages 4.1 from 777 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.*