# ECHELON vs STHLM Sauna

The clearest difference is update cadence: STHLM Sauna at every 8 days against ECHELON's every 4 months. ECHELON's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

ECHELON ships an update every 4 months, STHLM Sauna every 8 days. The most recent releases landed on October 28, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | ECHELON | STHLM Sauna |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 8 days** |
| Size | 27 MB | 50 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Zoezi AB](https://appshunter.io/developer/872506270) | [Stockholm Sauna AB](https://appshunter.io/developer/6803879122) |

## What reviewers say

### ECHELON

[App page](https://appshunter.io/ios/app/echelon/id6753213370)

**Features:** macOS Compatibility

**In-app purchases:** none


### STHLM Sauna

[App page](https://appshunter.io/ios/app/sthlm-sauna/id6803879120)

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

**In-app purchases:** none


## Frequently asked questions

### Is ECHELON free?

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

### Is STHLM Sauna free?

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

### Do ECHELON or STHLM Sauna have ads?

Neither ECHELON nor STHLM Sauna shows ads.

### Which is updated more often, ECHELON or STHLM Sauna?

ECHELON ships an update every 4 months, and STHLM Sauna every 8 days. Most recently, ECHELON was updated on October 28, 2026 and STHLM Sauna on November 6, 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.*