2.8
4.4K reviews
100K+
Downloads
Content rating
Everyone
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About this app

Optical storage treasure is an energy storage system monitoring app developed by Shenzhen Eybond Co., Ltd. The app displays the current operating status and data changes of the energy storage system in real time in various ways such as charts, animations and lists.If you need to monitor equipment such as photovoltaic inverter, Please download our another SmartClient(SmartSolar) app in Google Play through this link: https://play.google.com/store/apps/details?id=com.eybond.smartclient
Updated on
Dec 25, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
Location, Personal info and 3 others
Data isn’t encrypted
You can request that data be deleted

Ratings and reviews

2.8
4.29K reviews
Nikki Scull
June 18, 2024
It works reasonably well, but device setup was difficult, kept switching wifi networks, had to turn off auto reconnect. There's also a lot of annoyances with the data charts. I can't find a way to get the graph hours to match my local timezone. Also, since I'm using it to monitor an off grid system, it won't tell me what the daily energy usage is (total kwh inverter output), what the total AC input energy is for the day, and battery energy in/out. Those would be really useful numbers to have.
11 people found this review helpful
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Yia Yang
August 12, 2024
I'm using this app with eg4 3000. The app is almost useless. They call it a data logger but it doesn't even keep track of how much battery you use or how much solar you produced a day. The app is slow and the data only update every 5 minutes. If you are outside and want to correct the angle of your solar, you will have to walk inside and look at the inverter. This app drop from 2 star to 0. New update and it doesn't work anymore.
24 people found this review helpful
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Voir Hillaire
August 13, 2022
While it's probably adequate if you have a single 3k unit and don't really care how much energy you've produced, for me it's almost better than nothing. The other app by the same company SmartClient appears to have consolidated information for multiple units, the people who wrote it decided to make it incompatible with the 3k units. They need to either consolidate information in this app so I can see quickly an overall view of all my data loggers or they need to make SmartClient work with 3ks
3 people found this review helpful
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