# CrossPBX vs Dimmi

The clearest difference is iOS requirement: Dimmi at 15.6 against CrossPBX's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

CrossPBX ships an update every 3 months, Dimmi every 2 months. The most recent releases landed on September 15, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | CrossPBX | Dimmi |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 41 MB | 15 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TeamFON GmbH](https://appshunter.io/developer/370908321) | [EducDesign](https://appshunter.io/developer/497325030) |

## What reviewers say

### CrossPBX

[App page](https://appshunter.io/ios/app/crosspbx/id1441958348)

**Features:** Siri integration

**In-app purchases:** none


### Dimmi

[App page](https://appshunter.io/ios/app/dimmi/id1475881184)

**In-app purchases:** none


## Frequently asked questions

### Is CrossPBX free?

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

### Is Dimmi free?

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

### Do CrossPBX or Dimmi have ads?

Neither CrossPBX nor Dimmi shows ads.

### Which is updated more often, CrossPBX or Dimmi?

CrossPBX ships an update every 3 months, and Dimmi every 2 months. Most recently, CrossPBX was updated on September 15, 2026 and Dimmi on September 26, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*