# e-sens

> Water quality data collection, management, and analysis tool for professionals. (iPhone/iPad app by e-sens, Inc..)

- Source: https://appshunter.io/ios/app/e-sens/id1585074022 (this page in markdown: same URL + `.md`)
- Developer: [e-sens, Inc.](https://appshunter.io/developer/1479061797)
- Category: Utilities, Business
- Price: Free
- Rating: 5.00/5 from 3 App Store ratings
- Age rating: 4+
- Requires: iOS 15.6 · 32 MB
- Languages: American English
- Released: 2021-09-28
- Data updated: 2026-08-13
- Monetization: ad-supported
- User reviews in markdown: https://appshunter.io/ios/app/e-sens/id1585074022/reviews.md

## What is e?

The e-sens ROAM app is a free water quality collection tool to gather, manage, analyze and track all your water quality test parameters. Built for Water quality professionals and water treatment facilities.

## Key features

- Water quality data collection
- Data management
- Analysis of test parameters
- Tracking of water quality
- Designed for professionals
- Supports water treatment facilities


## Frequently asked questions about e

### What is e-sens used for?

e-sens is a free tool for collecting, managing, analyzing, and tracking water quality test parameters. It is specifically built for water quality professionals and water treatment facilities.

### Is e-sens free to use?

Yes, e-sens is a free application. However, it does contain advertisements.

### What devices does e-sens support?

e-sens is available for iPhone, iPad, and iPod devices.

### What is the age rating for e-sens?

e-sens has an age rating of 4+, making it suitable for a wide range of users.

### How often is e-sens updated?

The latest version is 2.4.0, and the app was last updated on March 26, 2026. This indicates a history of updates, though the specific frequency is not detailed.

### What kind of data can be managed with e-sens?

e-sens allows users to gather, manage, analyze, and track all their water quality test parameters.

### Does e-sens have ads?

Yes, e-sens contains advertisements as indicated by the 'hasAds' flag.

### Who developed e-sens?

e-sens was developed by e-sens, Inc.

## Version history (last 5 releases)

### 2.6.0 — 2026-08-12

- Improved graph view — the parameter selector can now be expanded for easier browsing.
- UI polish and layout fixes.
- Bug fixes and stability improvements.

### 2.5.0 — 2026-06-06

- Updated measurement ranges for industrial cartridges.
- Fixed CSV exports to keep the correct file name and format.
- Various UI polish and stability improvements.

### 2.4.0 — 2026-03-26

Small adjustments to the Device page for better clarity and ease of use.
Minor fixes to improve performance.

### 2.3.0 — 2026-01-19

Enhanced Bluetooth data transfer
Improved Ammonia interference math and UX
Better error handling during firmware updates
Other minor UX updates and bug fixes

### 2.2.0 — 2025-11-05

- Improved error handling on Testing and Results screens
- Enhanced Ammonia Interference UX and associated alerts
- Minor UI improvements

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| [Subsurface Maps Offline](https://appshunter.io/ios/app/subsurface-maps-offline/id6654924764) | 5.0 (2) | Free | Utilities |
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| [PQ Monitor](https://appshunter.io/ios/app/pq-monitor/id6479528667) | — | Free | Utilities |
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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-13.*