# Relay | Communicator vs Micrometrics

The clearest difference is ratings volume: Relay | Communicator at 437 against Micrometrics's 16. Micrometrics's advantage is iOS requirement (13.0 vs 16.6). On price, rating, update cadence and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.8 for Relay | Communicator against 4.9 for Micrometrics. That said, the two scores are not equally well evidenced: Relay | Communicator has 437 ratings behind it against 16, so its average is the more settled of the two.

Relay | Communicator ships an update fortnightly, Micrometrics every 3 weeks. The most recent releases landed on November 12, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Relay | Communicator | Micrometrics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (437 ratings)](https://appshunter.io/ios/app/relay-communicator/id1643141011/reviews) | **[4.9 (16 ratings)](https://appshunter.io/ios/app/micrometrics/id6502832265/reviews)** |
| Number of ratings | **437** | 16 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free | Free |
| Size | 88 MB | 57 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Relay, Inc](https://appshunter.io/developer/1221474222) | [MicroMetrics Inc.](https://appshunter.io/developer/706095287) |

## What reviewers say

### 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


### Micrometrics

[App page](https://appshunter.io/ios/app/micrometrics/id6502832265)

Manage customer alerts and messages on the go. Create, view, and assign alerts, and respond to customer messages directly from your mobile device. Receive instant notifications for new alerts and messages.

**Highlights:** Create, view, claim, assign, and close alerts, Initiate, view, and respond to customer messages, Receive notifications for new alerts and messages, Mobile access to the Micrometrics portal

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Relay | Communicator free?

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

### Is Micrometrics free?

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

### Which has better reviews, Relay | Communicator or Micrometrics?

Micrometrics is rated higher. Relay | Communicator averages 4.8 out of 5 from 437 ratings, while Micrometrics averages 4.9 from 16 ratings.

### Do Relay | Communicator or Micrometrics have ads?

Neither Relay | Communicator nor Micrometrics shows ads.

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

Relay | Communicator ships an update fortnightly, and Micrometrics every 3 weeks. Most recently, Relay | Communicator was updated on November 12, 2026 and Micrometrics on October 30, 2026.

---

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