# SunPBX vs HPBX Communicator

The clearest difference is update cadence: HPBX Communicator at every 2 months against SunPBX's every 13 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.

SunPBX ships an update every 13 months, HPBX Communicator every 2 months. Both last shipped on October 25, 2026.

## The numbers

| Metric | SunPBX | HPBX Communicator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 2 months** |
| Size | 56 MB | 78 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [SANDEV](https://appshunter.io/developer/1778006487) | [MBIT Technologies Pty Ltd](https://appshunter.io/developer/1512323814) |

## What reviewers say

### SunPBX

[App page](https://appshunter.io/ios/app/sunpbx/id6737802640)

**Features:** macOS Compatibility

**In-app purchases:** none


### HPBX Communicator

[App page](https://appshunter.io/ios/app/hpbx-communicator/id6751639990)

**Features:** macOS Compatibility, Siri integration, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SunPBX free?

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

### Is HPBX Communicator free?

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

### Do SunPBX or HPBX Communicator have ads?

Neither SunPBX nor HPBX Communicator shows ads.

### Which is updated more often, SunPBX or HPBX Communicator?

SunPBX ships an update every 13 months, and HPBX Communicator every 2 months. Most recently, SunPBX was updated on October 25, 2026 and HPBX Communicator on October 25, 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.*