# KOYOE vs SolarEMS

KOYOE and SolarEMS are too close to call on the numbers: across 7 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.

KOYOE ships an update fortnightly, SolarEMS every 3 weeks. The most recent releases landed on September 28, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | KOYOE | SolarEMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/solarems/id6448979521/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free | Free |
| Size | 47 MB | 89 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Jiangsu Koyoe Energy Technology Co.,Ltd](https://appshunter.io/developer/1501799525) | [少神 劳](https://appshunter.io/developer/1687217918) |

## What reviewers say

### KOYOE

[App page](https://appshunter.io/ios/app/koyoe/id1501799586)

This platform allows users to centrally monitor, analyze, and display data from power stations. It provides insights into operational status, energy efficiency, and revenue estimation, offering a scientific basis for economic operations and power station design. Real-time communication aids in quick fault diagnosis for safe operation.

**Highlights:** Centralized monitoring of power station data, Analysis of energy efficiency and operation status, Revenue estimation for power stations, Real-time fault information processing, Technical support for safe power station operation

**Features:** Vision Pro support

**In-app purchases:** none


### SolarEMS

[App page](https://appshunter.io/ios/app/solarems/id6448979521)

This application provides services for energy storage monitoring and data statistics. It offers a platform to track and analyze energy storage performance. Designed for efficient data management.

**Highlights:** Energy storage monitoring, Data statistics, Performance analysis, Efficient data management

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

**In-app purchases:** none


## Frequently asked questions

### Is KOYOE free?

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

### Is SolarEMS free?

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

### Do KOYOE or SolarEMS have ads?

Neither KOYOE nor SolarEMS shows ads.

### Which is updated more often, KOYOE or SolarEMS?

KOYOE ships an update fortnightly, and SolarEMS every 3 weeks. Most recently, KOYOE was updated on September 28, 2026 and SolarEMS on October 10, 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.*