# ECBMS vs V2G Butler

The clearest difference is update cadence: V2G Butler at every 8 days against ECBMS's every 3 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.

ECBMS ships an update every 3 months, V2G Butler every 8 days. The most recent releases landed on October 14, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | ECBMS | V2G Butler |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 8 days** |
| Size | 31 MB | 99 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [云皓 胡](https://appshunter.io/developer/1809881079) | [北京光益新能源科技有限公司](https://appshunter.io/developer/1712802563) |

## What reviewers say

### ECBMS

[App page](https://appshunter.io/ios/app/ecbms/id6745311261)

**Features:** macOS Compatibility

**In-app purchases:** none


### V2G Butler

[App page](https://appshunter.io/ios/app/v2g-butler/id6746320433)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ECBMS free?

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

### Is V2G Butler free?

V2G Butler is free to download, with no in-app purchases.

### Do ECBMS or V2G Butler have ads?

Neither ECBMS nor V2G Butler shows ads.

### Which is updated more often, ECBMS or V2G Butler?

ECBMS ships an update every 3 months, and V2G Butler every 8 days. Most recently, ECBMS was updated on October 14, 2026 and V2G Butler 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.*