# Smart Solar + vs Deye ESS

The clearest difference is iOS requirement: Deye ESS at 13.0 against Smart Solar +'s 15.0. On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Smart Solar + against 5.0 for Deye ESS. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Smart Solar + ships an update every 2 weeks, Deye ESS every 10 days. The most recent releases landed on October 8, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Smart Solar + | Deye ESS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/smart-solar-plus/id6742374869/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/deye-ess/id6746040947/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Monetization | Free | Free |
| Size | 79 MB | 103 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Sheraz Aslam](https://appshunter.io/developer/1798060185) | [Cuiji Technology (Shanghai) Co., Ltd.](https://appshunter.io/developer/1738188942) |

## What reviewers say

### Smart Solar +

[App page](https://appshunter.io/ios/app/smart-solar-plus/id6742374869)

Monitor your solar inverter's performance and settings remotely. View real-time statistics, historical charts, and usage details. Receive alerts for faults or device offline status, and manage inverter settings with timer options.

**Highlights:** Real-time inverter statistics, Historical chart data, Usage details by time period, Fault and warning alerts, Inverter setting adjustments, Timer for automatic setting changes, Unlimited device support

**Features:** macOS Compatibility

**In-app purchases:** none


### Deye ESS

[App page](https://appshunter.io/ios/app/deye-ess/id6746040947)

Manage your power station equipment throughout its lifecycle with smart, scenario-based energy storage. Features include real-time monitoring, efficient O&M, fault diagnosis, and a smart revenue calculator. Access nationwide electricity prices to optimize operations and maximize ROI.

**Highlights:** Full lifecycle equipment management, All-in-one O&M with fault diagnosis, AI-powered maintenance scheduling, Real-time equipment monitoring, Smart revenue calculator, Nationwide electricity price lookup

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart Solar + free?

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

### Is Deye ESS free?

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

### Which has better reviews, Smart Solar + or Deye ESS?

Smart Solar + and Deye ESS are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Smart Solar + or Deye ESS have ads?

Neither Smart Solar + nor Deye ESS shows ads.

### Which is updated more often, Smart Solar + or Deye ESS?

Smart Solar + ships an update every 2 weeks, and Deye ESS every 10 days. Most recently, Smart Solar + was updated on October 8, 2026 and Deye ESS on October 17, 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.*