# EnviroMonitor vs MetLog

The clearest difference is iOS requirement: MetLog at 13.0 against EnviroMonitor's 17.6. On price, update cadence, 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.

EnviroMonitor ships an update every 3 months, MetLog every 2 months. The most recent releases landed on October 7, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | EnviroMonitor | MetLog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/enviromonitor/id1164554672/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 43 MB | 24 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Davis Instruments Corp.](https://appshunter.io/developer/329074190) | [FTI (1997) Pty Ltd](https://appshunter.io/developer/462573989) |

## What reviewers say

### EnviroMonitor

[App page](https://appshunter.io/ios/app/enviromonitor/id1164554672)

This app simplifies the setup, monitoring, and interaction with your environmental sensor hardware. It guides you through configuring systems, activating cloud connections, and installing sensors, ensuring reliable data flow with helpful notifications.

**Highlights:** Effortless configuration, Monitor hardware and sensor systems, Configure unlimited systems, Activate cloud connection, Establish mesh network, Install supported sensors, Team access to devices, Problem identification notifications

**Features:** macOS Compatibility

**In-app purchases:** none


### MetLog

[App page](https://appshunter.io/ios/app/metlog/id6526477515)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EnviroMonitor free?

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

### Is MetLog free?

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

### Do EnviroMonitor or MetLog have ads?

Neither EnviroMonitor nor MetLog shows ads.

### Which is updated more often, EnviroMonitor or MetLog?

EnviroMonitor ships an update every 3 months, and MetLog every 2 months. Most recently, EnviroMonitor was updated on October 7, 2026 and MetLog on September 19, 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.*