# solarmanPro vs S

The clearest difference is rating: solarmanPro at 4.0 against S's 3.0. On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

solarmanPro holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

solarmanPro ships an update every 3 weeks, S monthly. The most recent releases landed on September 19, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | solarmanPro | S |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/solarmanpro/id1197960164/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/s-charge/id1637227566/reviews) |
| Number of ratings | **3** | 2 |
| Positive reviews | 42.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free | Free |
| Size | 53 MB | 48 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [IGEN Tech Co., Ltd.](https://appshunter.io/developer/674556352) | [Xiamen Joint Tech. Co., Ltd.](https://appshunter.io/developer/1578083046) |

## What reviewers say

### solarmanPro

[App page](https://appshunter.io/ios/app/solarmanpro/id1197960164)

This application is designed for plant installers to monitor and manage solar power systems. It provides real-time data and operational insights for efficient system management.

**Highlights:** Plant installation management, Real-time data monitoring, Operational insights, System performance tracking, Device management

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### S

[App page](https://appshunter.io/ios/app/s-charge/id1637227566)

This app provides green energy solutions for specific application scenarios. It focuses on research, intelligent manufacturing, and marketing of new energy technologies to contribute to global customers.

**Highlights:** New energy solutions, Green energy research, Intelligent manufacturing, Marketing of new energy, Specific application scenarios

**In-app purchases:** none


## Frequently asked questions

### Is solarmanPro free?

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

### Is S free?

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

### Which has better reviews, solarmanPro or S?

solarmanPro is rated higher. solarmanPro averages 4.0 out of 5 from 3 ratings, while S averages 3.0 from 2 ratings.

### Do solarmanPro or S have ads?

Neither solarmanPro nor S shows ads.

### Which is updated more often, solarmanPro or S?

solarmanPro ships an update every 3 weeks, and S monthly. Most recently, solarmanPro was updated on September 19, 2026 and S on June 11, 2026.

---

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