Comparison

EMA Manager vs xDTU Connect

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

Head to head
About

EMA Manager

Manage solar microinverter systems with this app. It offers real-time monitoring, diagnostics, and troubleshooting capabilities for installers, allowing for remote site management and enhanced customer service from a smartphone or tablet.

Highlights
  • System commissioning
  • Real-time monitoring
  • Diagnostics and troubleshooting
  • Remote site management
  • ECU and microinverter connectivity
  • Installer statistics
Features
Read full description

APsystems introduces the EMA Manager app, a new app to manage APsystems microinverter system commissioning, monitoring and troubleshooting. Installers can now enhance their customers service capabilities anywhere, anytime via their smartphone or tablet. This app conveniently streamlines monitored system installation while providing installers with many new and improved features for remote site management. Benefit from all existing features available in the EMA web portal on your smartphone or tablet using a single sign-in. Real-time systems check, diagnostics capabilities and troubleshooting are now coming to your hands with the EMA Manager App. This new app, available on APP Store which also includes a revamped ECU_APP, provides additional features including, ECU and microinverter connectivity, energy production, system troubleshooting, and full site configuration and monitoring capability without the need to be on-site. Included in the new app are installer-specific statistics, including total number of customers, inverters installed, and total energy produced which provides installers with valuable information as well as a unique selling tool to showcase their environmental impact. The new app is being introduced as APsystems has recently surpassed 100,000 registered installations in more than 120 countries on its EMA platform. As APsystems’ footprint continues to grow worldwide, this app redefines ease of solar inverter installation just as APsystems has redefined simplicity and convenience in its easy-to-install inverter platform.

About

xDTU Connect

Monitor your ESP32 hardware with OpenDTU firmware. View telemetry data directly on your device or through widgets. Ensure read-only web access is configured for optimal performance.

Highlights
  • ESP32 hardware monitoring
  • OpenDTU firmware integration
  • Telemetry data display
  • Widget support
  • Feedback and suggestions section
Read full description

This app is an iOS client for your ESP32 hardware with OpenDTU firmware on board. The app allows you to receive telemetry data from the OpenDTU device and display it on the app screen or in a widget. IMPORTANT: make sure that you have read-only access to web interface without password (OpenDTU Settings > Security Settings > Permissions) Check out the information section if you have any questions, want to leave feedback or have any suggestions for the development of the application.

Screenshots

EMA Manager4 screens
xDTU Connect3 screens

Verdict

The call

The clearest difference is update cadence: xDTU Connect at weekly against EMA Manager's every 3 weeks. EMA Manager's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.2). On price, review sentiment, ads and in-app purchases there is nothing between them.

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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

EMA Manager ships an update every 3 weeks, xDTU Connect weekly. The most recent releases landed on November 3, 2026 and October 9, 2026 respectively.

Scorecard3 real differences · 7 level
EMA Manager versus xDTU Connect: the parameters behind the verdict, then further details
ParameterEMA ManagerxDTU Connect
PriceFreeFree
Rating2.9 (16 ratings) — better—
Positive reviews15.7% of reviews20.0% of reviews — better
Number of ratings16 — better—
Update frequencyEvery 3 weeksWeekly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better17.2
Further details — not scored
Size312 MB3 MB
Age rating4+4+
DeveloperAltenergy Power System,Inc.Aliaksandr Strakovich

Customer experience

EMA Manager

All ratings16 ratings
Positive43.8%
Neutral6.3%
Negative50.0%
Written reviews51 reviews
Positive15.7%
Neutral15.7%
Negative68.6%

xDTU Connect

Written reviews5 reviews
Positive20.0%
Neutral60.0%
Negative20.0%

In-app purchases

None

EMA Manager

No in-app purchases

None

xDTU Connect

No in-app purchases

Questions

Is EMA Manager free?
EMA Manager is free to download, with no in-app purchases.
Is xDTU Connect free?
xDTU Connect is free to download, with no in-app purchases.
Do EMA Manager or xDTU Connect have ads?
Neither EMA Manager nor xDTU Connect shows ads.
Which is updated more often, EMA Manager or xDTU Connect?
EMA Manager ships an update every 3 weeks, and xDTU Connect weekly. Most recently, EMA Manager was updated on November 3, 2026 and xDTU Connect on October 9, 2026.

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