# Occupant Assistant vs Serenity EHS

The clearest difference is ratings volume: Serenity EHS at 3 against Occupant Assistant's 1. 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 — 5.0 for Occupant Assistant against 5.0 for Serenity EHS. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

Occupant Assistant ships an update monthly, Serenity EHS every 2 months. The most recent releases landed on June 10, 2026 and July 17, 2026 respectively.

## The numbers

| Metric | Occupant Assistant | Serenity EHS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/occupant-assistant/id6444030489/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/serenity-ehs/id6479657507/reviews) |
| Number of ratings | 1 | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | Free |
| Size | 177 MB | 47 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Carrier Corporation](https://appshunter.io/developer/542004889) | [Serenity EHS, Inc.](https://appshunter.io/developer/1736781998) |

## What reviewers say

### Occupant Assistant

[App page](https://appshunter.io/ios/app/occupant-assistant/id6444030489)

This app enhances workplace experiences by providing employees with mobile access, amenity reservations, and building information. It also offers facilities managers tools for digital operations and IoT control, while providing senior management with advanced analytics on building performance and sustainability.

**Highlights:** Mobile keycard access, Visitor access management, Amenity and space reservations, Building and event calendars, HVAC and temperature controls, Indoor air quality monitoring, Occupancy sensing, Advanced analytics for operations

**Features:** Apple Wallet

**In-app purchases:** none


### Serenity EHS

[App page](https://appshunter.io/ios/app/serenity-ehs/id6479657507)

This app provides on-the-go professionals with instant access to critical Environmental Health and Safety (EHS) information and tools. It facilitates task management, real-time reporting of findings and hazards, and structured safety inspections. An AI-powered CoPilot offers intelligent recommendations for issue resolution.

**Highlights:** Instant EHS Information Access, Task Management and Creation, Real-time Findings and Reporting, Mobile Safety Inspections, Hazard Tracking and Resolution, AI-Powered CoPilot for Issue Resolution, Access Management

**In-app purchases:** none


## Frequently asked questions

### Is Occupant Assistant free?

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

### Is Serenity EHS free?

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

### Which has better reviews, Occupant Assistant or Serenity EHS?

Occupant Assistant and Serenity EHS are both rated 5.0 out of 5 on the App Store, from 1 and 3 ratings respectively.

### Do Occupant Assistant or Serenity EHS have ads?

Neither Occupant Assistant nor Serenity EHS shows ads.

### Which is updated more often, Occupant Assistant or Serenity EHS?

Occupant Assistant ships an update monthly, and Serenity EHS every 2 months. Most recently, Occupant Assistant was updated on June 10, 2026 and Serenity EHS on July 17, 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.*