# Steamtec Sauna vs RDWelder

The clearest difference is update cadence: RDWelder at every 6 weeks against Steamtec Sauna's every 15 months. Steamtec Sauna's advantage is iOS requirement (9.0 vs 13). 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.

Steamtec Sauna ships an update every 15 months, RDWelder every 6 weeks. The most recent releases landed on October 10, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Steamtec Sauna | RDWelder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/steamtec-sauna/id1016176323/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 25 MB | 133 MB |
| Requires iOS | **9.0** | 13 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Shenzhen TOLO Leisure Equipment Co., Ltd](https://appshunter.io/developer/996042068) | [深圳市睿达科技有限公司](https://appshunter.io/developer/1188607581) |

## What reviewers say

### Steamtec Sauna

[App page](https://appshunter.io/ios/app/steamtec-sauna/id1016176323)

Control your steam generator remotely. Adjust settings like time, temperature, and activate features such as aroma pumps, salt spray, and LED lighting. Manage exhaust fan operation for a personalized steam bath experience.

**Highlights:** Turn steam generator on/off, Set working time, Control room temperature, Manage aroma pump, Control salt spray, Adjust LED lighting, Set exhaust fan

**Features:** macOS Compatibility

**In-app purchases:** none


### RDWelder

[App page](https://appshunter.io/ios/app/rdwelder/id6738367984)

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

**In-app purchases:** none


## Frequently asked questions

### Is Steamtec Sauna free?

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

### Is RDWelder free?

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

### Do Steamtec Sauna or RDWelder have ads?

Neither Steamtec Sauna nor RDWelder shows ads.

### Which is updated more often, Steamtec Sauna or RDWelder?

Steamtec Sauna ships an update every 15 months, and RDWelder every 6 weeks. Most recently, Steamtec Sauna was updated on October 10, 2026 and RDWelder on October 16, 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.*