# KNOW Mobile vs Relay | Communicator

The clearest difference is review sentiment: Relay | Communicator at 75% against KNOW Mobile's 0%. Relay | Communicator also leads on rating (4.9 vs 2.8) and ratings volume (437 vs 8). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Relay | Communicator holds the better App Store score, 4.9 against 2.8. That said, the two scores are not equally well evidenced: Relay | Communicator has 437 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 0% of KNOW Mobile's written reviews are positive against 75% of Relay | Communicator's.

KNOW Mobile ships an update every 2 months, Relay | Communicator every 3 weeks. The most recent releases landed on June 28, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | KNOW Mobile | Relay | Communicator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.8 (8 ratings)](https://appshunter.io/ios/app/know-mobile/id1000610473/reviews) | **[4.9 (437 ratings)](https://appshunter.io/ios/app/relay-communicator/id1643141011/reviews)** |
| Number of ratings | 8 | **437** |
| Positive reviews | 0.0% of reviews | **75.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 35 MB | 79 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Knowcross Ltd](https://appshunter.io/developer/1117325429) | [Relay, Inc](https://appshunter.io/developer/1221474222) |

## What reviewers say

### KNOW Mobile

[App page](https://appshunter.io/ios/app/know-mobile/id1000610473)

This application provides hotel managers and supervisors with a consolidated mobile view of service and operational data. It offers real-time updates, job entry, and the ability to add attachments and pictures directly from the device.

**Highlights:** Real-time notifications and updates, Sleek revamped look, Easier job/glitch entry and execution, Add attachments and remarks to jobs, Add staff and guest pictures, Enhanced multi-property functionality

**Features:** macOS Compatibility

**In-app purchases:** none


### Relay | Communicator

[App page](https://appshunter.io/ios/app/relay-communicator/id1643141011)

This app provides two-way communication and location tracking for teams. It includes features like a panic button and work tracking to enhance team performance and operational efficiency.

**Highlights:** Two-way communication, Panic button, GPS tracking, Work tracking, Radio replacement

**In-app purchases:** none


## Frequently asked questions

### Is KNOW Mobile free?

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

### Is Relay | Communicator free?

Relay | Communicator is free to download, with no in-app purchases.

### Which has better reviews, KNOW Mobile or Relay | Communicator?

Relay | Communicator is rated higher. KNOW Mobile averages 2.8 out of 5 from 8 ratings, while Relay | Communicator averages 4.9 from 437 ratings.

### Do KNOW Mobile or Relay | Communicator have ads?

Neither KNOW Mobile nor Relay | Communicator shows ads.

### Which is updated more often, KNOW Mobile or Relay | Communicator?

KNOW Mobile ships an update every 2 months, and Relay | Communicator every 3 weeks. Most recently, KNOW Mobile was updated on June 28, 2026 and Relay | Communicator on September 18, 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.*