S vs SEMS+
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
S
This app helps installers of distributed PV power plants manage accounts and provides visual guides for microinverter installation. It offers rapid configuration, power generation data, and detailed alarm information for commissioning and diagnostics.
- Account monitoring
- Visual installation guide
- Microinverter configuration
- Power generation data
- Module-level data
- Alarm information
- Commissioning & diagnostics
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S-miles Installer is a mobile application developed by Hoymiles especially for installers of distributed PV power plants. It provides an EASY-TO-USE procedure for monitoring accounts and a visual physical layout guide for the installation of microinverters, which helps installers configure monitoring accounts rapidly, and provides installers power generation data on both plant-level & module-level as well as detailed alarm information about the power plant for commissioning & diagnostics.
SEMS+
This application provides a comprehensive platform for managing digital energy systems. It offers real-time monitoring, energy flow visualization, and AI-powered expert guidance. Users can remotely operate devices, receive smart alerts, and integrate multiple devices for efficient energy management and performance optimization.
- Real-time system and device monitoring
- Energy flow visualization
- AI health expert guidance
- Remote operation
- Smart alerts
- Multi-device integration
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GoodWe SEMS+ App is a global digital energy management platform built on GoodWe devices. It delivers real-time system and device monitoring, energy flow visualization, AI health expert guidance, remote operation, smart alerts, multi-device integration, and quick setup, helping installers and end-users efficiently manage energy systems, optimize performance, and maximize returns.
Screenshots
Verdict
The clearest difference is rating: S at 4.3 against SEMS+'s 2.4. S also leads on review sentiment (66% vs 24%). SEMS+'s advantage is update cadence (every 8 days vs monthly). On price, ratings volume, 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.
S holds the better App Store score, 4.3 against 2.4. Both are backed by a comparable volume of ratings — 15 and 12 respectively. Written reviews point the same way: 66% of S's written reviews are positive against 24% of SEMS+'s.
S ships an update monthly, SEMS+ every 8 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.
| Parameter | S | SEMS+ |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (15 ratings) — better | 2.4 (12 ratings) |
| Positive reviews | 65.8% of reviews — better | 24.3% of reviews |
| Number of ratings | 15 — better | 12 |
| Update frequency | Monthly | Every 8 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 224 MB | 273 MB |
| Age rating | 4+ | 4+ |
| Developer | Hoymiles Power Electronics Inc. | GoodWe Technologies Co., Ltd. |
Customer experience
S
SEMS+
In-app purchases
S
No in-app purchases
SEMS+
No in-app purchases
