# Soluna vs Sermatec

The clearest difference is iOS requirement: Soluna at 8.0 against Sermatec's 15.6. 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.

Soluna ships an update every 2 months, Sermatec every 3 weeks. The most recent releases landed on September 26, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Soluna | Sermatec |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 27 MB | 62 MB |
| Requires iOS | **8.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [DLG ENERGY](https://appshunter.io/developer/1383102028) | [Shanghai Sermatec Energy Technology CO.,LTD](https://appshunter.io/developer/1503982937) |

## What reviewers say

### Soluna

[App page](https://appshunter.io/ios/app/soluna/id1483178937)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sermatec

[App page](https://appshunter.io/ios/app/sermatec/id1503982938)

Monitor the status of integrated optical storage machines and view overall power station performance. Access real-time data charts, predict power generation efficiency, and manage historical alarms. Supports multiple power station and device management with online configuration and multi-account login.

**Highlights:** View overall power station status, Real-time data status charts, Equipment power generation efficiency prediction, Historical alarm monitoring, Multiple power station management, Online configuration

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

**In-app purchases:** none


## Frequently asked questions

### Is Soluna free?

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

### Is Sermatec free?

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

### Do Soluna or Sermatec have ads?

Neither Soluna nor Sermatec shows ads.

### Which is updated more often, Soluna or Sermatec?

Soluna ships an update every 2 months, and Sermatec every 3 weeks. Most recently, Soluna was updated on September 26, 2026 and Sermatec on September 23, 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.*