Comparison

KOYOE vs Sermatec

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

KOYOE

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
Read full description

Through Koyoe new energy monitoring platform, users can centrally monitor, store, analyze and display the data and operation status of the power station, so as to know the operation management status of the power plant and the data energy efficiency analysis, and estimate the revenue, so as to provide a substantial scientific basis for the economic operation and the design of the power station. Through real-time communication technology, the fault information is processed and diagnosed quickly, which provides technical support for the safe operation of the power station.

About

Sermatec

Monitor the status of integrated optical storage machines and view overall power station performance. Access real-time data charts, predict power generation efficiency, and manage historical alarms. Supports multiple power station and device management with online configuration and multi-account login.

Highlights
  • View overall power station status
  • Real-time data status charts
  • Equipment power generation efficiency prediction
  • Historical alarm monitoring
  • Multiple power station management
  • Online configuration
Features
Read full description

Support to check the status of the optical storage integrated machine, one time can view the overall power station status. Support to view the data status chart, you can view real-time device data information. Support equipment power generation efficiency prediction and improve equipment power generation efficiency. View historical alarms and monitor device status at all times. Supports multiple power station management, facilitating the management of multiple power stations by individuals or enterprises. Supports multiple all-in-one devices for home or business installation or viewing of multiple sets of devices. Supports online configuration to facilitate equipment installation and debugging. Support multiple account login. Support cloud data platform, storage device status information, etc.

Screenshots

KOYOE4 screens
Sermatec4 screens

Verdict

The call

The clearest difference is review sentiment: KOYOE at 50% against Sermatec's 0%. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

KOYOE ships an update fortnightly, Sermatec every 3 weeks. The most recent releases landed on August 18, 2026 and September 23, 2026 respectively.

Scorecard1 real difference ยท 7 level
KOYOE versus Sermatec: the parameters behind the verdict, then further details
ParameterKOYOESermatec
PriceFreeFree
Positive reviews50.0% of reviews โ€” better0.0% of reviews
Update frequencyFortnightly โ€” betterEvery 3 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod โ€” better
Requires iOS15.615.6
Further details โ€” not scored
Size47 MB62 MB
Age rating4+4+
DeveloperJiangsu Koyoe Energy Technology Co.,LtdShanghai Sermatec Energy Technology CO.,LTD

Customer experience

KOYOE

Written reviews2 reviews
Positive50.0%
Neutral50.0%
Negative0.0%

Sermatec

Written reviews4 reviews
Positive0.0%
Neutral25.0%
Negative75.0%

In-app purchases

None

KOYOE

No in-app purchases

None

Sermatec

No in-app purchases

Questions

Is KOYOE free?
KOYOE is free to download, with no in-app purchases.
Is Sermatec free?
Sermatec is free to download, with no in-app purchases.
Do KOYOE or Sermatec have ads?
Neither KOYOE nor Sermatec shows ads.
Which is updated more often, KOYOE or Sermatec?
KOYOE ships an update fortnightly, and Sermatec every 3 weeks. Most recently, KOYOE was updated on August 18, 2026 and Sermatec on September 23, 2026.

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