# Unify Phone vs DME Engine Driver

The clearest difference is iOS requirement: DME Engine Driver at 15.0 against Unify Phone'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.

Unify Phone ships an update every 3 weeks, DME Engine Driver every 2 weeks. The most recent releases landed on October 13, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Unify Phone | DME Engine Driver |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 58 MB | 10 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Mitel Networks Corporation](https://appshunter.io/developer/448794623) | [Miles Pickens](https://appshunter.io/developer/1878443589) |

## What reviewers say

### Unify Phone

[App page](https://appshunter.io/ios/app/unify-phone/id1597310907)

This app unifies workplace communication by integrating existing voice platforms with cloud-based client technology. It offers seamless hybrid working, advanced mobility, and powerful PBX features across all devices. Enhance productivity and streamline interactions with a single business number and bi-directional presence synchronization.

**Highlights:** Seamless hybrid working, Cloud-based client integration, Single business number, Advanced mobility, PBX features, Office365/Exchange/Google integration, Teams presence sync

**Features:** Siri integration

**In-app purchases:** none


### DME Engine Driver

[App page](https://appshunter.io/ios/app/dme-engine-driver/id6807212757)

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

**In-app purchases:** none


## Frequently asked questions

### Is Unify Phone free?

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

### Is DME Engine Driver free?

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

### Do Unify Phone or DME Engine Driver have ads?

Neither Unify Phone nor DME Engine Driver shows ads.

### Which is updated more often, Unify Phone or DME Engine Driver?

Unify Phone ships an update every 3 weeks, and DME Engine Driver every 2 weeks. Most recently, Unify Phone was updated on October 13, 2026 and DME Engine Driver on October 4, 2026.

---

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