# WE_EMS vs EnergyStorage

The clearest difference is update cadence: WE_EMS at monthly against EnergyStorage's every 2 months. 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.

WE_EMS ships an update monthly, EnergyStorage every 2 months. The most recent releases landed on September 7, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | WE_EMS | EnergyStorage |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Size | 42 MB | 42 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [程 冯](https://appshunter.io/developer/1690092406) | [佳斌 张](https://appshunter.io/developer/1564072258) |

## What reviewers say

### WE_EMS

[App page](https://appshunter.io/ios/app/we-ems/id6449695091)

**Features:** macOS Compatibility

**In-app purchases:** none


### EnergyStorage

[App page](https://appshunter.io/ios/app/energystorage/id6748491216)

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

**In-app purchases:** none


## Frequently asked questions

### Is WE_EMS free?

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

### Is EnergyStorage free?

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

### Do WE_EMS or EnergyStorage have ads?

Neither WE_EMS nor EnergyStorage shows ads.

### Which is updated more often, WE_EMS or EnergyStorage?

WE_EMS ships an update monthly, and EnergyStorage every 2 months. Most recently, WE_EMS was updated on September 7, 2026 and EnergyStorage on September 20, 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.*