# Winpower vs EV Efficiency Tracker

The clearest difference is iOS requirement: Winpower at 6.0 against EV Efficiency Tracker's 14.0. 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.

## The numbers

| Metric | Winpower | EV Efficiency Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/winpower/id1262241636/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Weekly |
| Monetization | Free | — |
| Size | 18 MB | 29 MB |
| Requires iOS | **6.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Santak Electronic (Shenzhen) Co.,Ltd.](https://appshunter.io/developer/1262241635) | [ICBNC, Inc.](https://appshunter.io/developer/1883126187) |

## What reviewers say

### Winpower

[App page](https://appshunter.io/ios/app/winpower/id1262241636)

Monitor and control your uninterruptible power supply (UPS) devices remotely. View device status, alarms, and history, and perform battery tests directly from your mobile phone. Requires compatible software installed on a server.

**Highlights:** View device status, Monitor current alarms, Access latest history events, Operate battery tests, Receive push notifications, Change language settings

**Features:** macOS Compatibility

**In-app purchases:** none


### EV Efficiency Tracker

[App page](https://appshunter.io/ios/app/ev-efficiency-tracker/id6760196549)

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

**In-app purchases:** none


## Frequently asked questions

### Is Winpower free?

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

### Is EV Efficiency Tracker free?

EV Efficiency Tracker is free to download, with no in-app purchases.

### Do Winpower or EV Efficiency Tracker have ads?

Neither Winpower nor EV Efficiency Tracker shows ads.

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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.*