# E3 Safety vs CheckOut Master

The clearest difference is price: E3 Safety at Free against CheckOut Master's $1.00. E3 Safety also leads on ratings volume (41 vs 1) and iOS requirement (15.1 vs 18.0). CheckOut Master's advantage is rating (5.0 vs 4.5) and update cadence (every 2 days vs every 9 days). On ads, in-app purchases and device support there is nothing between them.

E3 Safety is free to download; CheckOut Master costs $1.00 up front. Neither carries in-app purchases, so what you see is what you pay.

CheckOut Master holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: E3 Safety has 41 ratings behind it against 1, so its average is the more settled of the two.

E3 Safety ships an update every 9 days, CheckOut Master every 2 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | E3 Safety | CheckOut Master |
| --- | --- | --- |
| Price | **Free** | $1.00 |
| Rating | [4.5 (41 ratings)](https://appshunter.io/ios/app/e3-safety/id1608627445/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/checkout-master/id6748267777/reviews)** |
| Number of ratings | **41** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 2 days** |
| Monetization | **Free** | Paid |
| Size | 47 MB | 1 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Emergent3](https://appshunter.io/developer/1608627448) | [Michael Rosenblatt](https://appshunter.io/developer/1716144701) |

## What reviewers say

### E3 Safety

[App page](https://appshunter.io/ios/app/e3-safety/id1608627445)

This app helps organizations manage emergencies by connecting employees, administration, and first responders. It features custom alerts, smart maps, digital emergency protocols, and real-time chat for efficient crisis management.

**Highlights:** Custom alert notifications, Indoor and outdoor smart maps, Electronic emergency protocols, Real-time chat, Employee and first responder connection

**In-app purchases:** none


### CheckOut Master

[App page](https://appshunter.io/ios/app/checkout-master/id6748267777)

Easily manage and track important equipment, especially in educational settings. This application simplifies the checkout process for shared resources.

**Highlights:** Equipment checkout tracking, Classroom equipment management, Easy-to-use interface, Designed for educational settings

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is E3 Safety free?

E3 Safety is free to download, with no in-app purchases.

### Is CheckOut Master free?

CheckOut Master costs $1.00, with no in-app purchases.

### Which has better reviews, E3 Safety or CheckOut Master?

CheckOut Master is rated higher. E3 Safety averages 4.5 out of 5 from 41 ratings, while CheckOut Master averages 5.0 from 1 ratings.

### Do E3 Safety or CheckOut Master have ads?

Neither E3 Safety nor CheckOut Master shows ads.

### Which is updated more often, E3 Safety or CheckOut Master?

E3 Safety ships an update every 9 days, and CheckOut Master every 2 days. Most recently, E3 Safety was updated on November 3, 2026 and CheckOut Master on October 30, 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.*