LGES PV Master vs WuTool
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LGES PV Master
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The LGES PV Master APP is a configuration tool for the LG Energey Solution battery energy storage inverter products. It can locally configure storage inverter via Wi-Fi direct connection. The LGES PV Master APP helps the installer to complete the installation of an energy storage system.
WuTool
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With the WuTool app from Wiesemann & Theis, you can manage your W&T devices directly in your local network / WLAN - without a PC or command line. In just a few seconds find W&T devices in the network, assign/change IP address, subnet & gateway and receive information on new firmware. Ideal for initial commissioning and further management.
Screenshots
Verdict
The clearest difference is iOS requirement: LGES PV Master at 12.0 against WuTool's 15.1. 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.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 16, 2026 and September 19, 2026 respectively.
| Parameter | LGES PV Master | WuTool |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 129 MB | 65 MB |
| Age rating | 4+ | 17+ |
| Developer | LG ENERGY SOLUTION, LTD. | Wiesemann & Theis GmbH |
In-app purchases
LGES PV Master
No in-app purchases
WuTool
No in-app purchases
