# EURM vs Mercury Smart

The clearest difference is rating: Mercury Smart at 4.7 against EURM's 1.0. Mercury Smart also leads on update cadence (every 5 weeks vs every 9 months) and ratings volume (296 vs 1). EURM's advantage is iOS requirement (8.0 vs 13.0). 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.

Mercury Smart holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: Mercury Smart has 296 ratings behind it against 1, so its average is the more settled of the two.

EURM ships an update every 9 months, Mercury Smart every 5 weeks. The most recent releases landed on October 14, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | EURM | Mercury Smart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/eurm/id1104936435/reviews) | **[4.7 (296 ratings)](https://appshunter.io/ios/app/mercury-smart/id1584993396/reviews)** |
| Number of ratings | 1 | **296** |
| Positive reviews | — | 57.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 50 MB | 192 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [存 杨](https://appshunter.io/developer/1104936434) | [Grupo Empresarial Mercury S.A.S.](https://appshunter.io/developer/1584993398) |

## What reviewers say

### EURM

[App page](https://appshunter.io/ios/app/eurm/id1104936435)

This application provides timer control for EU-specific display products. It allows users to manage timers for compatible devices within the European Union.

**Highlights:** Timer control, EU product support, Device management

**Features:** macOS Compatibility

**In-app purchases:** none


### Mercury Smart

[App page](https://appshunter.io/ios/app/mercury-smart/id1584993396)

This app allows you to transform your home into a smart house by managing and controlling multiple devices from a single interface. Receive real-time alerts and easily manage lighting, electronics, and security. Automate and customize your home's functionality with voice commands.

**Highlights:** Manage multiple smart devices, Real-time alerts, Control lighting and electronics, Security alerts, Voice command integration, Home automation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EURM free?

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

### Is Mercury Smart free?

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

### Which has better reviews, EURM or Mercury Smart?

Mercury Smart is rated higher. EURM averages 1.0 out of 5 from 1 ratings, while Mercury Smart averages 4.7 from 296 ratings.

### Do EURM or Mercury Smart have ads?

Neither EURM nor Mercury Smart shows ads.

### Which is updated more often, EURM or Mercury Smart?

EURM ships an update every 9 months, and Mercury Smart every 5 weeks. Most recently, EURM was updated on October 14, 2026 and Mercury Smart on October 27, 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.*