# REI DVR Toolkit vs E3 Safety

The clearest difference is update cadence: E3 Safety at every 9 days against REI DVR Toolkit's every 6 months. E3 Safety also leads on rating (4.5 vs 4.2) and ratings volume (40 vs 5). REI DVR Toolkit's advantage is iOS requirement (11.0 vs 15.1). 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.

E3 Safety holds the better App Store score, 4.5 against 4.2. That said, the two scores are not equally well evidenced: E3 Safety has 40 ratings behind it against 5, so its average is the more settled of the two.

REI DVR Toolkit ships an update every 6 months, E3 Safety every 9 days. The most recent releases landed on October 7, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | REI DVR Toolkit | E3 Safety |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (5 ratings)](https://appshunter.io/ios/app/rei-dvr-toolkit/id1205770345/reviews) | **[4.5 (40 ratings)](https://appshunter.io/ios/app/e3-safety/id1608627445/reviews)** |
| Number of ratings | 5 | **40** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 9 days** |
| Monetization | Free | Free |
| Size | 18 MB | 47 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Radio Engineering Industries Inc.](https://appshunter.io/developer/1205770344) | [Emergent3](https://appshunter.io/developer/1608627448) |

## What reviewers say

### REI DVR Toolkit

[App page](https://appshunter.io/ios/app/rei-dvr-toolkit/id1205770345)

This app simplifies mobile DVR firmware programming, allowing users to easily configure and manage vehicle cameras and DVR settings via a touch screen device. It offers features like live video viewing, quality selection for downloads, and fault notifications for up to 12 cameras.

**Highlights:** User-friendly DVR programming, Live vehicle camera viewing, Video quality selection, Vehicle naming/ID assignment, Camera setup and control (up to 12), Fault and notification settings

**In-app purchases:** none


### 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 communication.

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

**In-app purchases:** none


## Frequently asked questions

### Is REI DVR Toolkit free?

REI DVR Toolkit is free to download, with no in-app purchases.

### Is E3 Safety free?

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

### Which has better reviews, REI DVR Toolkit or E3 Safety?

E3 Safety is rated higher. REI DVR Toolkit averages 4.2 out of 5 from 5 ratings, while E3 Safety averages 4.5 from 40 ratings.

### Do REI DVR Toolkit or E3 Safety have ads?

Neither REI DVR Toolkit nor E3 Safety shows ads.

### Which is updated more often, REI DVR Toolkit or E3 Safety?

REI DVR Toolkit ships an update every 6 months, and E3 Safety every 9 days. Most recently, REI DVR Toolkit was updated on October 7, 2026 and E3 Safety on October 12, 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.*