# POWER QUARRY vs EE

POWER QUARRY and EE 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 5, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | POWER QUARRY | EE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.1 (10 ratings)](https://appshunter.io/ios/app/ee-bms/id1558940642/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | — | 12.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Free |
| Size | 41 MB | 7 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [丹丹 范](https://appshunter.io/developer/1507275518) | [步泽 王](https://appshunter.io/developer/1517358781) |

## What reviewers say

### POWER QUARRY

[App page](https://appshunter.io/ios/app/power-quarry/id1463262929)

**Features:** macOS Compatibility

**In-app purchases:** none


### EE

[App page](https://appshunter.io/ios/app/ee-bms/id1558940642)

This application serves as a battery management system, acting as a crucial link between batteries and users. It focuses on protecting secondary batteries by preventing overcharging and over-discharging, thereby enhancing battery utilization. It is suitable for various lithium battery products like electric vehicles, scooters, robots, and drones.

**Highlights:** Battery protection, Prevents overcharging, Prevents over-discharging, Increases battery utilization, Supports various lithium batteries, Ideal for EVs and drones

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is POWER QUARRY free?

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

### Is EE free?

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

### Do POWER QUARRY or EE have ads?

Neither POWER QUARRY nor EE shows ads.

### Which is updated more often, POWER QUARRY or EE?

POWER QUARRY ships an update every 2 months, and EE every 2 months. Most recently, POWER QUARRY was updated on October 5, 2026 and EE on October 21, 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.*