# Timpex ECO vs Sunstone Batteriemonitor

Timpex ECO and Sunstone Batteriemonitor 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.

Timpex ECO ships an update every 3 months, Sunstone Batteriemonitor every 2 months. The most recent releases landed on October 20, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Timpex ECO | Sunstone Batteriemonitor |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 20 MB | 24 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Timpex](https://appshunter.io/developer/1186764661) | [志运 陈](https://appshunter.io/developer/942077334) |

## What reviewers say

### Timpex ECO

[App page](https://appshunter.io/ios/app/timpex-eco/id1480666941)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sunstone Batteriemonitor

[App page](https://appshunter.io/ios/app/sunstone-batteriemonitor/id1561341696)

Monitor your rechargeable lithium iron phosphate battery's performance with this utility app. It displays various battery parameters and supports both English and German languages.

**Highlights:** Connects to Sunstone Power batteries, Displays battery parameters, Supports English language, Supports German language

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

**In-app purchases:** none


## Frequently asked questions

### Is Timpex ECO free?

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

### Is Sunstone Batteriemonitor free?

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

### Do Timpex ECO or Sunstone Batteriemonitor have ads?

Neither Timpex ECO nor Sunstone Batteriemonitor shows ads.

### Which is updated more often, Timpex ECO or Sunstone Batteriemonitor?

Timpex ECO ships an update every 3 months, and Sunstone Batteriemonitor every 2 months. Most recently, Timpex ECO was updated on October 20, 2026 and Sunstone Batteriemonitor on October 15, 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.*