# SmartESS vs ESS LINK

The clearest difference is review sentiment: ESS LINK at 100% against SmartESS's 20%. ESS LINK also leads on rating (4.7 vs 2.7). SmartESS's advantage is ratings volume (125 vs 6). 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.

ESS LINK holds the better App Store score, 4.7 against 2.7. That said, the two scores are not equally well evidenced: SmartESS has 125 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 20% of SmartESS's written reviews are positive against 100% of ESS LINK's.

SmartESS ships an update monthly, ESS LINK every 5 weeks. The most recent releases landed on September 7, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | SmartESS | ESS LINK |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (125 ratings)](https://appshunter.io/ios/app/smartess/id1334656760/reviews) | **[4.7 (6 ratings)](https://appshunter.io/ios/app/ess-link/id6449733401/reviews)** |
| Number of ratings | **125** | 6 |
| Positive reviews | 19.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | Free | Free |
| Size | 198 MB | 75 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [祥梯 孟](https://appshunter.io/developer/1070155084) | [Sinexcel Electric Co,.Ltd.](https://appshunter.io/developer/1638251236) |

## 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


### ESS LINK

[App page](https://appshunter.io/ios/app/ess-link/id6449733401)

Monitor and control photovoltaic equipment remotely. View real-time operational data, historical performance, and fault logs. Adjust equipment settings like switches and working modes for efficient energy management.

**Highlights:** Remote data monitoring, Control photovoltaic equipment, View operational data, Access historical data, Manage equipment settings, QR code device entry

**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 ESS LINK free?

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

### Which has better reviews, SmartESS or ESS LINK?

ESS LINK is rated higher. SmartESS averages 2.7 out of 5 from 125 ratings, while ESS LINK averages 4.7 from 6 ratings.

### Do SmartESS or ESS LINK have ads?

Neither SmartESS nor ESS LINK shows ads.

### Which is updated more often, SmartESS or ESS LINK?

SmartESS ships an update monthly, and ESS LINK every 5 weeks. Most recently, SmartESS was updated on September 7, 2026 and ESS LINK on September 21, 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.*