# S vs SEMS+

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.

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.

## The numbers

| Metric | S | SEMS+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (15 ratings)](https://appshunter.io/ios/app/s-miles-installer/id1544207772/reviews)** | [2.4 (12 ratings)](https://appshunter.io/ios/app/sems-plus/id6755710856/reviews) |
| Number of ratings | **15** | 12 |
| Positive reviews | **65.8% of reviews** | 24.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 8 days** |
| Monetization | Free | Free |
| Size | 224 MB | 273 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hoymiles Power Electronics Inc.](https://appshunter.io/developer/1219594358) | [GoodWe Technologies Co., Ltd.](https://appshunter.io/developer/833350490) |

## What reviewers say

### S

[App page](https://appshunter.io/ios/app/s-miles-installer/id1544207772)

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.

**Highlights:** Account monitoring, Visual installation guide, Microinverter configuration, Power generation data, Module-level data, Alarm information, Commissioning & diagnostics

**Features:** macOS Compatibility

**In-app purchases:** none


### SEMS+

[App page](https://appshunter.io/ios/app/sems-plus/id6755710856)

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.

**Highlights:** Real-time system and device monitoring, Energy flow visualization, AI health expert guidance, Remote operation, Smart alerts, Multi-device integration

**In-app purchases:** none


## Frequently asked questions

### Is S free?

S is free to download, with no in-app purchases.

### Is SEMS+ free?

SEMS+ is free to download, with no in-app purchases.

### Which has better reviews, S or SEMS+?

S is rated higher. S averages 4.3 out of 5 from 15 ratings, while SEMS+ averages 2.4 from 12 ratings.

### Do S or SEMS+ have ads?

Neither S nor SEMS+ shows ads.

### Which is updated more often, S or SEMS+?

S ships an update monthly, and SEMS+ every 8 days. Most recently, S was updated on October 30, 2026 and SEMS+ on October 31, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*