# Elastic Energy vs EG4 BMS

The clearest difference is update cadence: EG4 BMS at every 3 days against Elastic Energy's monthly. EG4 BMS also leads on iOS requirement (11.0 vs 15.1). 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.

Elastic Energy ships an update monthly, EG4 BMS every 3 days. The most recent releases landed on November 4, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Elastic Energy | EG4 BMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/elastic-energy/id6736773486/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | Free | — |
| Size | 85 MB | 44 MB |
| Requires iOS | 15.1 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Elastic Energy Inc](https://appshunter.io/developer/1773328983) | [eg4](https://appshunter.io/developer/1858965001) |

## What reviewers say

### Elastic Energy

[App page](https://appshunter.io/ios/app/elastic-energy/id6736773486)

This app optimizes home energy usage and costs by coordinating with solar providers and utilities. It monitors real-time production and consumption, automatically adjusting devices based on energy rates and grid programs to reduce peak costs.

**Highlights:** Real-time production and usage monitoring, Peak energy cost reduction, Automatic rate-aware optimization, Coordination with energy providers, Battery revenue opportunity alignment

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

**In-app purchases:** none


### EG4 BMS

[App page](https://appshunter.io/ios/app/eg4-bms/id6758079727)

**In-app purchases:** none


## Frequently asked questions

### Is Elastic Energy free?

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

### Is EG4 BMS free?

EG4 BMS is free to download, with no in-app purchases.

### Do Elastic Energy or EG4 BMS have ads?

Neither Elastic Energy nor EG4 BMS shows ads.

### Which is updated more often, Elastic Energy or EG4 BMS?

Elastic Energy ships an update monthly, and EG4 BMS every 3 days. Most recently, Elastic Energy was updated on November 4, 2026 and EG4 BMS on October 28, 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.*