# BusSystem Driver vs Virtual PBX Moldcell

The clearest difference is update cadence: BusSystem Driver at monthly against Virtual PBX Moldcell's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BusSystem Driver ships an update monthly, Virtual PBX Moldcell every 3 months. The most recent releases landed on October 19, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | BusSystem Driver | Virtual PBX Moldcell |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Size | 139 MB | 59 MB |
| Requires iOS | 15.6 | **15.5** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [INFOBUS s.r.o.](https://appshunter.io/developer/1287396614) | [Moldcell](https://appshunter.io/developer/880606778) |

## What reviewers say

### BusSystem Driver

[App page](https://appshunter.io/ios/app/bussystem-driver/id1491454400)

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

**In-app purchases:** none


### Virtual PBX Moldcell

[App page](https://appshunter.io/ios/app/virtual-pbx-moldcell/id1548660664)

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

**In-app purchases:** none


## Frequently asked questions

### Is BusSystem Driver free?

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

### Is Virtual PBX Moldcell free?

Virtual PBX Moldcell is free to download, with no in-app purchases.

### Do BusSystem Driver or Virtual PBX Moldcell have ads?

Neither BusSystem Driver nor Virtual PBX Moldcell shows ads.

### Which is updated more often, BusSystem Driver or Virtual PBX Moldcell?

BusSystem Driver ships an update monthly, and Virtual PBX Moldcell every 3 months. Most recently, BusSystem Driver was updated on October 19, 2026 and Virtual PBX Moldcell 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.*