# SRNE vs GSL ESS

The clearest difference is update cadence: SRNE at fortnightly against GSL ESS's every 3 months. GSL ESS's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

SRNE ships an update fortnightly, GSL ESS every 3 months. The most recent releases landed on September 25, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | SRNE | GSL ESS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/srne/id1635684571/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Free | — |
| Size | 78 MB | 6 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [SRNE Solar Co.,Ltd](https://appshunter.io/developer/1479797802) | [永敬 邓](https://appshunter.io/developer/1542289672) |

## What reviewers say

### SRNE

[App page](https://appshunter.io/ios/app/srne/id1635684571)

Monitor your solar devices in real-time and configure settings via Bluetooth. Access historical data for solar yield and consumption, and explore product information. A demo mode allows testing device functions without hardware.

**Highlights:** Real-time device data, Bluetooth configuration, Historical data tracking, Demo mode for testing, Product information access, Feedback function

**Features:** Vision Pro support

**In-app purchases:** none


### GSL ESS

[App page](https://appshunter.io/ios/app/gsl-ess/id6443837694)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SRNE free?

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

### Is GSL ESS free?

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

### Do SRNE or GSL ESS have ads?

Neither SRNE nor GSL ESS shows ads.

### Which is updated more often, SRNE or GSL ESS?

SRNE ships an update fortnightly, and GSL ESS every 3 months. Most recently, SRNE was updated on September 25, 2026 and GSL ESS on September 11, 2026.

---

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