# E3 Drying vs Flir Meterlink

The clearest difference is rating: E3 Drying at 5.0 against Flir Meterlink's 4.2. E3 Drying also leads on update cadence (every 3 weeks vs every 2 months) and iOS requirement (12.0 vs 15.1). Flir Meterlink's advantage is ratings volume (34 vs 10). 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 Drying holds the better App Store score, 5.0 against 4.2. Both are backed by a comparable volume of ratings — 10 and 34 respectively.

E3 Drying ships an update every 3 weeks, Flir Meterlink every 2 months. The most recent releases landed on June 4, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | E3 Drying | Flir Meterlink |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (10 ratings)](https://appshunter.io/ios/app/e3-drying/id1513574356/reviews)** | [4.2 (34 ratings)](https://appshunter.io/ios/app/flir-meterlink/id6444540138/reviews) |
| Number of ratings | 10 | **34** |
| Positive reviews | — | 20.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 68 MB | 90 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Scott Dewald](https://appshunter.io/developer/1513574355) | [Extech Instruments Corporation](https://appshunter.io/developer/966942122) |

## What reviewers say

### E3 Drying

[App page](https://appshunter.io/ios/app/e3-drying/id1513574356)

This utility app provides water mitigation professionals with proprietary algorithms and metrics to precisely control drying chambers. It introduces a patent-pending E3 metric to evaluate evaporation ability and set daily targets, allowing for optimized equipment selection and performance comparison.

**Highlights:** Proprietary algorithms for drying chamber control, Patent-pending E3 metric for evaporation evaluation, Daily E3 targets for various equipment and conditions, Equipment ranking and comparison, Control regardless of chamber size or outside conditions

**Features:** macOS Compatibility

**In-app purchases:** none


### Flir Meterlink

[App page](https://appshunter.io/ios/app/flir-meterlink/id6444540138)

Connect multiple compatible meters simultaneously to monitor electrical and environmental conditions. Stream and record video from a videoscope, generate custom PDF reports, and receive text notifications for critical events. Data is presented in real-time graphical and numerical formats.

**Highlights:** Simultaneous meter monitoring, Wi-Fi connectivity with VS80 Videoscope, Create custom PDF reports, Real-time graphical and numerical data, Text notifications for alerts, FLIR Ignite Cloud compatibility

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is E3 Drying free?

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

### Is Flir Meterlink free?

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

### Which has better reviews, E3 Drying or Flir Meterlink?

E3 Drying is rated higher. E3 Drying averages 5.0 out of 5 from 10 ratings, while Flir Meterlink averages 4.2 from 34 ratings.

### Do E3 Drying or Flir Meterlink have ads?

Neither E3 Drying nor Flir Meterlink shows ads.

### Which is updated more often, E3 Drying or Flir Meterlink?

E3 Drying ships an update every 3 weeks, and Flir Meterlink every 2 months. Most recently, E3 Drying was updated on June 4, 2026 and Flir Meterlink on September 11, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*