# skyguard® SmartKey vs ecoLINE PRO

skyguard® SmartKey and ecoLINE PRO are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

skyguard® SmartKey ships an update every 5 weeks, ecoLINE PRO every 2 months. The most recent releases landed on July 21, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | skyguard® SmartKey | ecoLINE PRO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/skyguard-smartkey/id977092136/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 8 MB | 36 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Auto Securit Zrt.](https://appshunter.io/developer/977092135) | [T.E.L.L. Software Hungária Kft.](https://appshunter.io/developer/584757958) |

## What reviewers say

### skyguard® SmartKey

[App page](https://appshunter.io/ios/app/skyguard-smartkey/id977092136)

Enhance your car's security and access convenient features like GPS parking payments, driver identification, and e-vignette purchases. Monitor your vehicle's status remotely and control certain functions. Requires an active skyguard® vehicle protection system subscription.

**Highlights:** GPS-based parking payment, Intelligent driver identification, E-vignette purchase, Vehicle status monitoring, Remote controls, Enhanced car security

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### ecoLINE PRO

[App page](https://appshunter.io/ios/app/ecoline-pro/id1500398677)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is skyguard® SmartKey free?

skyguard® SmartKey is free to download, with no in-app purchases.

### Is ecoLINE PRO free?

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

### Do skyguard® SmartKey or ecoLINE PRO have ads?

Neither skyguard® SmartKey nor ecoLINE PRO shows ads.

### Which is updated more often, skyguard® SmartKey or ecoLINE PRO?

skyguard® SmartKey ships an update every 5 weeks, and ecoLINE PRO every 2 months. Most recently, skyguard® SmartKey was updated on July 21, 2026 and ecoLINE PRO on September 17, 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.*