# Big Wall vs VHF Simulator

The clearest difference is in-app purchases: Big Wall at none against VHF Simulator's 1. Big Wall also leads on iOS requirement (13.0 vs 15.0). VHF Simulator's advantage is update cadence (every 9 days vs every 12 months). On price, ads and device support there is nothing between them.

Both are free to download. VHF Simulator sells 1 in-app purchase, starting at $3.99 per month. Big Wall asks for nothing beyond the download.

Big Wall ships an update every 12 months, VHF Simulator every 9 days. The most recent releases landed on October 4, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Big Wall | VHF Simulator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 9 days** |
| Size | 26 MB | 24 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GYMMANAGER SP Z O O](https://appshunter.io/developer/966545442) | [Tomasz Cieslar](https://appshunter.io/developer/1847841136) |

## What reviewers say

### Big Wall

[App page](https://appshunter.io/ios/app/big-wall/id6741472829)

**Features:** macOS Compatibility

**In-app purchases:** none


### VHF Simulator

[App page](https://appshunter.io/ios/app/vhf-simulator/id6754641722)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $3.99 | per month |


## Frequently asked questions

### Is Big Wall free?

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

### Is VHF Simulator free?

VHF Simulator is free to download, with in-app purchases available.

### Do Big Wall or VHF Simulator have ads?

Neither Big Wall nor VHF Simulator shows ads.

### Which is updated more often, Big Wall or VHF Simulator?

Big Wall ships an update every 12 months, and VHF Simulator every 9 days. Most recently, Big Wall was updated on October 4, 2026 and VHF Simulator on October 10, 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.*