# Z5 Mobile vs Sorenson Wavello

The clearest difference is rating: Sorenson Wavello at 4.4 against Z5 Mobile's 3.7. Sorenson Wavello also leads on review sentiment (75% vs 36%) and iOS requirement (12.0 vs 15.0). Z5 Mobile's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, ratings volume, update cadence 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.

Sorenson Wavello holds the better App Store score, 4.4 against 3.7. Both are backed by a comparable volume of ratings — 127 and 62 respectively. Written reviews point the same way: 36% of Z5 Mobile's written reviews are positive against 75% of Sorenson Wavello's.

Z5 Mobile ships an update every 2 months, Sorenson Wavello every 3 months. The most recent releases landed on September 21, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Z5 Mobile | Sorenson Wavello |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (127 ratings)](https://appshunter.io/ios/app/z5-mobile/id415488663/reviews) | **[4.4 (62 ratings)](https://appshunter.io/ios/app/sorenson-wavello/id1499397260/reviews)** |
| Number of ratings | **127** | 62 |
| Positive reviews | 35.5% of reviews | **75.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | **Free** | Ad-supported |
| Size | 42 MB | 23 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CSDVRS, LLC](https://appshunter.io/developer/410090038) | [Sorenson Communications, Inc.](https://appshunter.io/developer/358815148) |

## What reviewers say

### Z5 Mobile

[App page](https://appshunter.io/ios/app/z5-mobile/id415488663)

This app provides a video relay service for deaf and hard-of-hearing individuals to make and receive videophone calls. It offers features like text chat, contact sharing, call blocking, and video mail.

**Highlights:** Video Relay Service (VRS), Text chat functionality, Share contact numbers with interpreters, Block unwanted callers, Video Mail greeting management, Number Lookup with Google Maps

**In-app purchases:** none


### Sorenson Wavello

[App page](https://appshunter.io/ios/app/sorenson-wavello/id1499397260)

This app revolutionizes video relay conversations by allowing all participants to see each other. It enables enhanced communication for users connecting with Deaf family and friends through a relay service. Download and register to experience a new way of visual communication.

**Highlights:** See all participants during video relay calls, Revolutionize relay conversations, Enhanced communication for Deaf connections, Register voice phone number, Experience new communication methods

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Z5 Mobile free?

Z5 Mobile is free to download, with no in-app purchases.

### Is Sorenson Wavello free?

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

### Which has better reviews, Z5 Mobile or Sorenson Wavello?

Sorenson Wavello is rated higher. Z5 Mobile averages 3.7 out of 5 from 127 ratings, while Sorenson Wavello averages 4.4 from 62 ratings.

### Do Z5 Mobile or Sorenson Wavello have ads?

Sorenson Wavello shows ads; Z5 Mobile does not.

### Which is updated more often, Z5 Mobile or Sorenson Wavello?

Z5 Mobile ships an update every 2 months, and Sorenson Wavello every 3 months. Most recently, Z5 Mobile was updated on September 21, 2026 and Sorenson Wavello on September 16, 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.*