# iENV vs OWON iMeter

The clearest difference is rating: OWON iMeter at 4.0 against iENV's 3.1. OWON iMeter also leads on review sentiment (50% vs 24%). iENV's advantage is update cadence (monthly vs every 3 months) and ratings volume (7 vs 2). 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.

OWON iMeter holds the better App Store score, 4.0 against 3.1. Both are backed by a comparable volume of ratings — 7 and 2 respectively. Written reviews point the same way: 24% of iENV's written reviews are positive against 50% of OWON iMeter's.

iENV ships an update monthly, OWON iMeter every 3 months. The most recent releases landed on September 22, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | iENV | OWON iMeter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (7 ratings)](https://appshunter.io/ios/app/ienv/id1260827700/reviews) | **[4.0 (2 ratings)](https://appshunter.io/ios/app/owon-imeter/id1607020484/reviews)** |
| Number of ratings | **7** | 2 |
| Positive reviews | 24.2% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Free | Free |
| Size | 70 MB | 56 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [UNI-TREND TECHNOLOGY (CHINA) CO.,LTD.](https://appshunter.io/developer/1207185875) | [Fujian Lilliput Optoelectronics Technology Co., Ltd.](https://appshunter.io/developer/1049176635) |

## What reviewers say

### iENV

[App page](https://appshunter.io/ios/app/ienv/id1260827700)

This utility app connects UNI-T environmental meters to your smartphone via Bluetooth. It displays and records real-time data for temperature, humidity, noise, wind speed, light intensity, and rotation speed from compatible UNI-T devices.

**Highlights:** Bluetooth connectivity to UNI-T meters, Real-time data display, Data recording capabilities, Supports multiple environmental parameters, Compatible with various UNI-T meter models

**Features:** macOS Compatibility

**In-app purchases:** none


### OWON iMeter

[App page](https://appshunter.io/ios/app/owon-imeter/id1607020484)

This app enables remote monitoring, analysis, and data logging for smart Bluetooth multimeters. It allows for continuous real-time and offline recording, multi-device control, and abnormal data warnings, enhancing operator safety and simplifying data comparison.

**Highlights:** Remote real-time monitoring, Continuous offline recording, Multi-device control, Wireless safety monitoring, Graphic and table data presentation, Abnormal data warning system, Data backup and sharing

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iENV free?

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

### Is OWON iMeter free?

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

### Which has better reviews, iENV or OWON iMeter?

OWON iMeter is rated higher. iENV averages 3.1 out of 5 from 7 ratings, while OWON iMeter averages 4.0 from 2 ratings.

### Do iENV or OWON iMeter have ads?

Neither iENV nor OWON iMeter shows ads.

### Which is updated more often, iENV or OWON iMeter?

iENV ships an update monthly, and OWON iMeter every 3 months. Most recently, iENV was updated on September 22, 2026 and OWON iMeter on September 5, 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.*