# E4 Flex vs Uinta

The clearest difference is update cadence: Uinta at every 2 months against E4 Flex's every 21 months. Uinta also leads on ratings volume (6 vs 1). E4 Flex's advantage is iOS requirement (13.1 vs 15.0). On price, rating, ads and in-app purchases 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 E4 Flex against 5.0 for Uinta. That said, the two scores are not equally well evidenced: Uinta has 6 ratings behind it against 1, so its average is the more settled of the two.

E4 Flex ships an update every 21 months, Uinta every 2 months. The most recent releases landed on October 3, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | E4 Flex | Uinta |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/e4-flex/id1593079643/reviews) | [5.0 (6 ratings)](https://appshunter.io/ios/app/uinta/id6478554483/reviews) |
| Number of ratings | 1 | **6** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 1 MB | 87 MB |
| Requires iOS | **13.1** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Paul Hamel](https://appshunter.io/developer/1593079645) | [Juniper Systems, Inc.](https://appshunter.io/developer/1446098694) |

## What reviewers say

### E4 Flex

[App page](https://appshunter.io/ios/app/e4-flex/id1593079643)

This app enables field technicians to connect to and manage E4 Flex readers via Bluetooth Low Energy. It allows for sending commands and receiving responses, facilitating configuration and testing of the readers.

**Highlights:** Connect to E4 Flex readers via BLE, Send commands to readers, Receive responses from readers, Configure E4 Flex readers, Test E4 Flex readers

**In-app purchases:** none


### Uinta

[App page](https://appshunter.io/ios/app/uinta/id6478554483)

This application streamlines fieldwork by offering efficient electronic data entry and professional mapping tools. Customize project templates to match your specific workflow and easily share collected data through various export options. Get started quickly with a user-friendly interface and included live support.

**Highlights:** Electronic data entry, Professional mapping (points, lines, areas), Customizable project templates, User-friendly interface, Data export and PDF map reports, Live customer support

**In-app purchases:** none


## Frequently asked questions

### Is E4 Flex free?

E4 Flex is free to download, with no in-app purchases.

### Is Uinta free?

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

### Which has better reviews, E4 Flex or Uinta?

E4 Flex and Uinta are both rated 5.0 out of 5 on the App Store, from 1 and 6 ratings respectively.

### Do E4 Flex or Uinta have ads?

Neither E4 Flex nor Uinta shows ads.

### Which is updated more often, E4 Flex or Uinta?

E4 Flex ships an update every 21 months, and Uinta every 2 months. Most recently, E4 Flex was updated on October 3, 2026 and Uinta on October 4, 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.*