GSL Smart ESS vs GFG GridGuru
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GSL Smart ESS
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GSL Energy provides monitoring solutions for various high and low voltage battery system devices, supporting battery systems, residential energy storage, and commercial and industrial energy storage systems.
GFG GridGuru
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Keeping an eye on your power generation infrastructure can be a tricky affair. How are the solar panels doing? Are the inverters doing their job? How much charge is left in the battery packs? GFG GridGuru helps you track vital infrastructure information on the go with helpful, human-friendly dashboards, and can help catch issues with a variety of alarms set up to ensure your power generation infrastructure operates at peak performance. Please note: This application can only be used if you are a GFG Power client and have infrastructure in place that is being administered/monitored by GFG Power.
Screenshots
Verdict
The clearest difference is iOS requirement: GFG GridGuru at 12.0 against GSL Smart ESS's 15.6. On price, update cadence, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
GSL Smart ESS ships an update every 9 months, GFG GridGuru every 7 months. Both last shipped on October 25, 2026.
| Parameter | GSL Smart ESS | GFG GridGuru |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 9 months | Every 7 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 37 MB | 60 MB |
| Age rating | 4+ | 4+ |
| Developer | SHENZHEN GSL ENERGY CO LTD | GFG Power |
In-app purchases
GSL Smart ESS
No in-app purchases
GFG GridGuru
No in-app purchases
Questions
Is GSL Smart ESS free?
Is GFG GridGuru free?
Do GSL Smart ESS or GFG GridGuru have ads?
Which is updated more often, GSL Smart ESS or GFG GridGuru?
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