Comparison

Sunsynk Connect vs DeyeOSS

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

Head to head
About

Sunsynk Connect

Monitor and control your solar inverter system remotely from anywhere. View real-time energy generation, battery status, and grid/load statistics. Adjust inverter settings, share system access with installers, and receive event alerts.

Highlights
  • Real-time system monitoring
  • Remote inverter settings control
  • Plant connection sharing
  • Octopus Agile integration (UK)
  • Detailed reporting and export
  • Event and alert notifications
Features
Read full description

Sunsynk Logger App has been developed to help you get the most out of your Sunsynk inverter. It has been specially tailored for the customers and installers. Using the Sunsynk Logger app with your Sunsynk inverter gives you complete remote control of your system from anywhere in the world! Real-time Monitoring – The Sunsynk Logger App lets you monitor multiple stats such as energy generation, battery status, grid, and load statistics. Change Settings Remotely - You can control all settings on the inverter from your mobile phone or PC without having to visit the inverter in person. Sharing Plant Connection - Customers can share their connection with their installer, permanently or temporarily. If they need help with any settings or configuration on their system, or if the installer needs to run any diagnostic checks, there is no need to visit site. The customer can share their plant connection and the installer can run any diagnostics / make any configuration changes from their own account. Octopus Agile Intergration - UK users can use the Live Price feature, using this you can look at the live prices provided by Octopus Energy and amend your charge and discharge prices with those figures in mind. Reporting – Users can generate detailed reports and export them to a PDF file. You can generate reports an that day, week, month, and year, or you can create custom reports. Events / Alerts – The Sunsynk Logger app will notify you if there are any events such as any warnings or faults or if there is any sudden loss in power.

About

DeyeOSS

Features
Read full description

Support multiple service modes, with meticulous cultivation in the field of after-sales service; Accumulate rich industry practices, and upgrade service management to ensure protection; Enhance efficiency, focus on experience, and facilitate customer service processes; Based on flexible configuration of APaaS, adapting to business needs is inevitable. Deye OSS, excellent practice in after-sales service management.

Screenshots

Sunsynk Connect4 screens
DeyeOSS4 screens

Verdict

The call

The clearest difference is update cadence: DeyeOSS at every 9 days against Sunsynk Connect's monthly. DeyeOSS also leads on iOS requirement (11.1 vs 13.0). On price, ads, in-app purchases and device support 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

Sunsynk Connect ships an update monthly, DeyeOSS every 9 days. The most recent releases landed on September 17, 2026 and September 14, 2026 respectively.

Scorecard2 real differences · 8 level
Sunsynk Connect versus DeyeOSS: the parameters behind the verdict, then further details
ParameterSunsynk ConnectDeyeOSS
PriceFreeFree
Rating2.1 (17 ratings) — better—
Positive reviews19.7% of reviews—
Number of ratings17 — better—
Update frequencyMonthlyEvery 9 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPod
Requires iOS13.011.1 — better
Further details — not scored
Size50 MB84 MB
Age rating4+17+
DeveloperSUNSYNK LIMITEDZhejiang Deye Electrical Appliances Co., Ltd.

In-app purchases

None

Sunsynk Connect

No in-app purchases

None

DeyeOSS

No in-app purchases

Questions

Is Sunsynk Connect free?
Sunsynk Connect is free to download, with no in-app purchases.
Is DeyeOSS free?
DeyeOSS is free to download, with no in-app purchases.
Do Sunsynk Connect or DeyeOSS have ads?
Neither Sunsynk Connect nor DeyeOSS shows ads.
Which is updated more often, Sunsynk Connect or DeyeOSS?
Sunsynk Connect ships an update monthly, and DeyeOSS every 9 days. Most recently, Sunsynk Connect was updated on September 17, 2026 and DeyeOSS on September 14, 2026.

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