# Eisbaden vs SISU

The clearest difference is update cadence: Eisbaden at every 3 days against SISU's fortnightly. Eisbaden also leads on iOS requirement (18.6 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Eisbaden sells 1 in-app purchase, starting at $22.99 per 6 months and SISU sells 3 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

Eisbaden ships an update every 3 days, SISU fortnightly. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Eisbaden | SISU |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Fortnightly |
| Size | 127 MB | 163 MB |
| Requires iOS | **18.6** | 26.0 |
| Devices | iPhone, Apple Watch | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [KlaWeTech Gbr](https://appshunter.io/developer/1837270636) | [Julie Nixon](https://appshunter.io/developer/1825198116) |

## What reviewers say

### Eisbaden

[App page](https://appshunter.io/ios/app/eisbaden-ice-bath-tracker/id6752386182)

**Features:** Apple Watch app, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium 6 Monate | $22.99 | per 6 months |


### SISU

[App page](https://appshunter.io/ios/app/sisu/id6758745440)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SISU Pro | $6.99 | per month |
| SISU Pro | $34.99 | per year |
| Sisu Pro Lifetime | $69.99 | one-time |


## Frequently asked questions

### Is Eisbaden free?

Eisbaden is free to download, with in-app purchases available.

### Is SISU free?

SISU is free to download, with in-app purchases available.

### Do Eisbaden or SISU have ads?

Neither Eisbaden nor SISU shows ads.

### Which is updated more often, Eisbaden or SISU?

Eisbaden ships an update every 3 days, and SISU fortnightly. Most recently, Eisbaden was updated on November 8, 2026 and SISU on November 5, 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.*