# KORE by KOROS vs SaunaLogger

The clearest difference is update cadence: SaunaLogger at every 4 days against KORE by KOROS's every 2 weeks. 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.

KORE by KOROS ships an update every 2 weeks, SaunaLogger every 4 days. The most recent releases landed on October 25, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | KORE by KOROS | SaunaLogger |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Size | 103 MB | 8 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [KOROS GROUP AB](https://appshunter.io/developer/1716729268) | [Simon Ekdahl](https://appshunter.io/developer/1883673138) |

## What reviewers say

### KORE by KOROS

[App page](https://appshunter.io/ios/app/kore-by-koros/id6472183848)

**Features:** macOS Compatibility

**In-app purchases:** none


### SaunaLogger

[App page](https://appshunter.io/ios/app/saunalogger-session-tracker/id6811805595)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KORE by KOROS free?

KORE by KOROS is free to download, with no in-app purchases.

### Is SaunaLogger free?

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

### Do KORE by KOROS or SaunaLogger have ads?

Neither KORE by KOROS nor SaunaLogger shows ads.

### Which is updated more often, KORE by KOROS or SaunaLogger?

KORE by KOROS ships an update every 2 weeks, and SaunaLogger every 4 days. Most recently, KORE by KOROS was updated on October 25, 2026 and SaunaLogger on October 26, 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.*