# Google Cardboard vs Mr. Know It All’s

The clearest difference is in-app purchases: Google Cardboard at none against Mr. Know It All’s's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Mr. Know It All’s sells 2 in-app purchases, starting at $4.99 per month. Google Cardboard asks for nothing beyond the download.

Google Cardboard ships an update every 3 months, Mr. Know It All’s every 2 months. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Google Cardboard | Mr. Know It All’s |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (682 ratings)](https://appshunter.io/ios/app/google-cardboard/id987962261/reviews)** | — |
| Number of ratings | **682** | — |
| Positive reviews | 26.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 60 MB | 47 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Google](https://appshunter.io/developer/281956209) | [Eric Hurley](https://appshunter.io/developer/1868229474) |

## What reviewers say

### Google Cardboard

[App page](https://appshunter.io/ios/app/google-cardboard/id987962261)

Experience virtual reality on your iPhone. This app guides you through setting up a compatible viewer and offers initial immersive experiences to explore.

**Highlights:** VR viewer setup, Introductory VR experiences, iPhone compatibility, Cardboard viewer integration

**In-app purchases:** none

**What reviewers like**

- 🚀 Great VR experience
- 🎉 Fun and immersive
- 👍 Simulates VR headset well
- 🌟 Awesome for the price

**What reviewers complain about**

- 🐛 Spinning/glitching issues on newer iPhones
- 🤕 Can cause motion sickness
- 📺 Limited content/demos
- 🔍 Difficult to navigate/interact

**Reported bugs**

- Constant spinning/shaking on some devices
- Crashes and freezes on launch
- Incompatibility with certain VR headsets

**Requested features**

- More VR games and interactive experiences
- Ability to view own photos/videos in VR
- Support for newer iOS versions
- Improved navigation and controls


### Mr. Know It All’s

[App page](https://appshunter.io/ios/app/mr-know-it-alls/id6757679336)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mr Know it All Premium | $4.99 | per month |
| Yearly premium | $19.99 | per year |


## Frequently asked questions

### Is Google Cardboard free?

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

### Is Mr. Know It All’s free?

Mr. Know It All’s is free to download, with in-app purchases available.

### Do Google Cardboard or Mr. Know It All’s have ads?

Neither Google Cardboard nor Mr. Know It All’s shows ads.

### Which is updated more often, Google Cardboard or Mr. Know It All’s?

Google Cardboard ships an update every 3 months, and Mr. Know It All’s every 2 months. Most recently, Google Cardboard was updated on October 31, 2026 and Mr. Know It All’s on October 28, 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.*