# iEMS vs Ecosolex

iEMS and Ecosolex 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.

iEMS ships an update every 4 months, Ecosolex every 2 months. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | iEMS | Ecosolex |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Size | 41 MB | 31 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Shenzhen ZTE Software Co., Ltd.](https://appshunter.io/developer/1863573894) | [Shenzhen Topband Co.,Ltd](https://appshunter.io/developer/481956528) |

## What reviewers say

### iEMS

[App page](https://appshunter.io/ios/app/iems/id6450133373)

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

**In-app purchases:** none


### Ecosolex

[App page](https://appshunter.io/ios/app/ecosolex/id6505095831)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iEMS free?

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

### Is Ecosolex free?

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

### Do iEMS or Ecosolex have ads?

Neither iEMS nor Ecosolex shows ads.

### Which is updated more often, iEMS or Ecosolex?

iEMS ships an update every 4 months, and Ecosolex every 2 months. Most recently, iEMS was updated on October 30, 2026 and Ecosolex on October 25, 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.*