# MaX UC vs OneCause Event Admin

MaX UC and OneCause Event Admin are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | MaX UC | OneCause Event Admin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (1.1K ratings)](https://appshunter.io/ios/app/max-uc/id546673632/reviews)** | — |
| Number of ratings | **1.1K** | — |
| Positive reviews | 17.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 130 MB | 88 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Metaswitch](https://appshunter.io/developer/325072030) | [OneCause, Inc](https://appshunter.io/developer/308140802) |

## What reviewers say

### MaX UC

[App page](https://appshunter.io/ios/app/max-uc/id546673632)

Manage your home or office phone services from any device, anywhere. Features include high-quality audio, cross-device chat syncing, visual voicemail with transcriptions, and real-time contact presence. The app is designed with accessibility in mind, meeting WCAG 2.1 AA guidelines.

**Highlights:** High quality audio, Cross-device chat syncing, Visual voicemail with transcriptions, Real-time contact presence, Accessibility support (WCAG 2.1 AA)

**Features:** Siri integration, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Excellent POTS replacement
- 👍 Great soft phone app
- 💡 Can answer calls from anywhere

**What reviewers complain about**

- 🐛 Crashes frequently
- 🐛 Unreliable call quality
- 🐛 Constant reconnecting issues
- 🐛 Inability to transfer or park calls
- 🐛 Ignores Focus mode

**Reported bugs**

- Incoming calls go straight to voicemail
- Calls drop or fail to connect
- Chat messages disappear or don't sync
- App crashes after iOS updates

**Requested features**

- Add texting functionality
- Provide more ringtone and volume options
- Implement call parking and transfer features
- Improve Bluetooth compatibility


### OneCause Event Admin

[App page](https://appshunter.io/ios/app/onecause-event-admin/id6744372598)

**In-app purchases:** none


## Frequently asked questions

### Is MaX UC free?

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

### Is OneCause Event Admin free?

OneCause Event Admin is free to download, with no in-app purchases.

### Do MaX UC or OneCause Event Admin have ads?

Neither MaX UC nor OneCause Event Admin shows ads.

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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.*