Comparison

Sermatec vs WattDesk

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

Head to head
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.

About

WattDesk

Features
Read full description

WattDesk is a smart energy management platform designed for modern energy storage systems. Designed to support end users, installers, distributors, and service partners, WattDesk enables efficient monitoring, management, and operation of complex energy systems from a single interface. The platform provides real-time visibility into system status and energy flows, helping different user roles better understand system performance and respond efficiently. Key capabilities include: โ€ข Real-time monitoring of inverters, batteries, grid, and loads โ€ข Clear visualization of system data and operational status โ€ข Historical data and trends for performance analysis โ€ข Remote system access and configuration support โ€ข Centralized management for multiple sites and systems Whether you are a system owner managing daily operations, or a professional partner responsible for installation, commissioning, or maintenance, WattDesk helps simplify system management and improve operational efficiency.

Screenshots

Sermatec4 screens
WattDesk4 screens

Verdict

The call

Sermatec and WattDesk are too close to call on the numbers: across 6 compared parameters โ€” price, update cadence, ads and in-app purchases among them โ€” neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

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

ScorecardNo meaningful differences
Sermatec versus WattDesk: the parameters behind the verdict, then further details
ParameterSermatecWattDesk
PriceFreeFree
Positive reviews0.0% of reviewsโ€”
Update frequencyEvery 3 weeksFortnightly โ€” better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeโ€”
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.6
Further details โ€” not scored
Size62 MB121 MB
Age rating4+4+
DeveloperShanghai Sermatec Energy Technology CO.,LTDๆ—ญๆตฆ่ƒฝๆบ

In-app purchases

None

Sermatec

No in-app purchases

None

WattDesk

No in-app purchases

Questions

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

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