# Z5 Mobile vs P3 Mobile

The clearest difference is rating: P3 Mobile at 4.1 against Z5 Mobile's 3.7. On price, review sentiment, ratings volume and update cadence there is nothing between them.

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

P3 Mobile holds the better App Store score, 4.1 against 3.7. Both are backed by a comparable volume of ratings — 127 and 291 respectively. Written reviews point the same way: 36% of Z5 Mobile's written reviews are positive against 37% of P3 Mobile's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 21, 2026 and September 1, 2026 respectively.

## The numbers

| Metric | Z5 Mobile | P3 Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (127 ratings)](https://appshunter.io/ios/app/z5-mobile/id415488663/reviews) | **[4.1 (291 ratings)](https://appshunter.io/ios/app/p3-mobile/id432523572/reviews)** |
| Number of ratings | 127 | **291** |
| Positive reviews | 35.5% of reviews | **37.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 42 MB | 58 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CSDVRS, LLC](https://appshunter.io/developer/410090038) | [Purple Communications, Inc.](https://appshunter.io/developer/351385418) |

## 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


### P3 Mobile

[App page](https://appshunter.io/ios/app/p3-mobile/id432523572)

This Video Relay Service (VRS) app enables deaf and hard-of-hearing individuals to make and receive VP calls using Wi-Fi or cellular data. It offers features like text chat, contact sharing, call blocking, and a user-friendly interface with customizable themes.

**Highlights:** Video Relay Service (VRS) calls, Text chat functionality, Share follow-up numbers, Block unwanted callers, Intuitive user interface, Number Lookup with Google Maps, Full-screen call notifications

**In-app purchases:** none

**What reviewers like**

- 🚀 Incredibly fast interpreter connection (5 seconds vs 60+ seconds)
- 👍 High-quality ASL interpreters with excellent skills
- 👍 User-friendly and modern app interface
- 💡 Video message feature for missed calls
- 💡 Dual account login capability

**What reviewers complain about**

- 🐛 App crashes frequently after updates
- 🐛 App won't display incoming calls despite light signals
- 🐛 Missed call notifications not appearing
- 🐛 App freezes during video calls
- 🐛 Login issues and auto-logout problems

**Reported bugs**

- App crashes on iOS 16.1 and newer versions
- App won't open or closes immediately after opening
- Login credentials not remembered despite 'Remember Me' option
- Incoming calls not showing notifications or alerts
- Missed calls not appearing in call history

**Requested features**

- Picture-in-picture mode
- Vibration alerts for incoming calls
- Slow and fast forward buttons for signmail
- iPad app version
- Call blocking feature (advertised but not findable)


## Frequently asked questions

### Is Z5 Mobile free?

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

### Is P3 Mobile free?

P3 Mobile is free to download, with no in-app purchases.

### Which has better reviews, Z5 Mobile or P3 Mobile?

P3 Mobile is rated higher. Z5 Mobile averages 3.7 out of 5 from 127 ratings, while P3 Mobile averages 4.1 from 291 ratings.

### Do Z5 Mobile or P3 Mobile have ads?

Neither Z5 Mobile nor P3 Mobile shows ads.

### Which is updated more often, Z5 Mobile or P3 Mobile?

Z5 Mobile ships an update every 2 months, and P3 Mobile every 2 months. Most recently, Z5 Mobile was updated on September 21, 2026 and P3 Mobile on September 1, 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.*