# ECO EMS vs IEStorage

The clearest difference is update cadence: ECO EMS at weekly against IEStorage's monthly. IEStorage's advantage is iOS requirement (12.0 vs 15.0). 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.

ECO EMS ships an update weekly, IEStorage monthly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | ECO EMS | IEStorage |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Size | 99 MB | 23 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [江苏斯菲尔电气股份有限公司](https://appshunter.io/developer/1139669836) | [易事特集团股份有限公司](https://appshunter.io/developer/1036040326) |

## What reviewers say

### ECO EMS

[App page](https://appshunter.io/ios/app/eco-ems/id6471572742)

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

**In-app purchases:** none


### IEStorage

[App page](https://appshunter.io/ios/app/iestorage/id6499494663)

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

**In-app purchases:** none


## Frequently asked questions

### Is ECO EMS free?

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

### Is IEStorage free?

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

### Do ECO EMS or IEStorage have ads?

Neither ECO EMS nor IEStorage shows ads.

### Which is updated more often, ECO EMS or IEStorage?

ECO EMS ships an update weekly, and IEStorage monthly. Most recently, ECO EMS was updated on October 24, 2026 and IEStorage on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*