# SmartESS vs WattSeek

The clearest difference is review sentiment: WattSeek at 50% against SmartESS's 20%. SmartESS's advantage is iOS requirement (13.0 vs 15.1). On price, update cadence, 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.

SmartESS ships an update monthly, WattSeek every 3 weeks. The most recent releases landed on September 7, 2026 and August 19, 2026 respectively.

## The numbers

| Metric | SmartESS | WattSeek |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (125 ratings)](https://appshunter.io/ios/app/smartess/id1334656760/reviews)** | — |
| Number of ratings | **125** | — |
| Positive reviews | 19.7% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 198 MB | 43 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [祥梯 孟](https://appshunter.io/developer/1070155084) | [Guangzhou Shiyuan Electronics Co., Ltd.](https://appshunter.io/developer/542894088) |

## What reviewers say

### SmartESS

[App page](https://appshunter.io/ios/app/smartess/id1334656760)

Monitor your energy storage machine's status in real-time with this mobile application. It offers easy-to-understand data visualization, historical data access from anywhere, and displays information in multiple dimensions. The app is designed for efficient data transfer with minimal internet traffic usage.

**Highlights:** Real-time energy storage machine monitoring, Intelligent data visualization, Simple and easy-to-understand charts, Access historical data anytime, anywhere, Multi-dimensional data display, Low internet traffic usage

**Features:** macOS Compatibility

**In-app purchases:** none


### WattSeek

[App page](https://appshunter.io/ios/app/wattseek/id6742482606)

An AI-powered platform for managing solar energy systems. It supports the entire lifecycle of solar plants, from setup to ongoing maintenance, enabling smart energy distribution and digital asset services.

**Highlights:** AI-driven photovoltaic management, Device commissioning, Predictive maintenance, Multi-device control, Smart energy dispatch, Digital asset services

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

**In-app purchases:** none


## Frequently asked questions

### Is SmartESS free?

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

### Is WattSeek free?

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

### Do SmartESS or WattSeek have ads?

Neither SmartESS nor WattSeek shows ads.

### Which is updated more often, SmartESS or WattSeek?

SmartESS ships an update monthly, and WattSeek every 3 weeks. Most recently, SmartESS was updated on September 7, 2026 and WattSeek on August 19, 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.*