# VoipSwitch PBX vs ALCOProfessional

The clearest difference is update cadence: ALCOProfessional at every 3 weeks against VoipSwitch PBX's every 4 months. VoipSwitch PBX's advantage is iOS requirement (12.0 vs 14.0). 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.

VoipSwitch PBX ships an update every 4 months, ALCOProfessional every 3 weeks. The most recent releases landed on September 12, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | VoipSwitch PBX | ALCOProfessional |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/alcoprofessional/id1479975436/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 58 MB | 26 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Voiceserve Ltd](https://appshunter.io/developer/331290997) | [ATC Labs](https://appshunter.io/developer/1240201510) |

## What reviewers say

### VoipSwitch PBX

[App page](https://appshunter.io/ios/app/voipswitch-pbx/id1169562495)

**Features:** macOS Compatibility

**In-app purchases:** none


### ALCOProfessional

[App page](https://appshunter.io/ios/app/alcoprofessional/id1479975436)

This application functions as a SIP communicator, enabling voice and text conversations over an IP network. It facilitates communication with your established contacts through its IP-based calling and messaging features.

**Highlights:** SIP communication, IP calls, IP chats, Contact communication, Voice and text messaging

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is VoipSwitch PBX free?

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

### Is ALCOProfessional free?

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

### Do VoipSwitch PBX or ALCOProfessional have ads?

Neither VoipSwitch PBX nor ALCOProfessional shows ads.

### Which is updated more often, VoipSwitch PBX or ALCOProfessional?

VoipSwitch PBX ships an update every 4 months, and ALCOProfessional every 3 weeks. Most recently, VoipSwitch PBX was updated on September 12, 2026 and ALCOProfessional on September 18, 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.*