# ecoUnit vs Merchant Lynx eApplication

The clearest difference is update cadence: Merchant Lynx eApplication at every 2 weeks against ecoUnit's every 16 months. ecoUnit's advantage is iOS requirement (14.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

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

ecoUnit ships an update every 16 months, Merchant Lynx eApplication every 2 weeks. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | ecoUnit | Merchant Lynx eApplication |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 2 weeks** |
| Size | 15 MB | 35 MB |
| Requires iOS | **14.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Fr. Sauter AG](https://appshunter.io/developer/586916485) | [Groundhog Enterprises Inc.](https://appshunter.io/developer/1391171320) |

## What reviewers say

### ecoUnit

[App page](https://appshunter.io/ios/app/ecounit-touch-mobile/id1063750470)

**Features:** macOS Compatibility

**In-app purchases:** none


### Merchant Lynx eApplication

[App page](https://appshunter.io/ios/app/merchant-lynx-eapplication/id1483166374)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ecoUnit free?

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

### Is Merchant Lynx eApplication free?

Merchant Lynx eApplication is free to download, with no in-app purchases.

### Do ecoUnit or Merchant Lynx eApplication have ads?

Neither ecoUnit nor Merchant Lynx eApplication shows ads.

### Which is updated more often, ecoUnit or Merchant Lynx eApplication?

ecoUnit ships an update every 16 months, and Merchant Lynx eApplication every 2 weeks. Most recently, ecoUnit was updated on October 7, 2026 and Merchant Lynx eApplication on October 6, 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.*