# Unbuzz vs STHLM Sauna

The clearest difference is in-app purchases: STHLM Sauna at none against Unbuzz's 3. Unbuzz's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On price, update cadence and ads there is nothing between them.

Both are free to download. Unbuzz sells 3 in-app purchases, starting at $1.49 per month. STHLM Sauna asks for nothing beyond the download.

Unbuzz ships an update weekly, STHLM Sauna every 2 weeks. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Unbuzz | STHLM Sauna |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/unbuzz-caffeine-tracker/id6757951639/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Size | 142 MB | 50 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Health3 AG](https://appshunter.io/developer/1766307815) | [Stockholm Sauna AB](https://appshunter.io/developer/6803879122) |

## What reviewers say

### Unbuzz

[App page](https://appshunter.io/ios/app/unbuzz-caffeine-tracker/id6757951639)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unbuzz Pro | $1.49 | per month |
| Unbuzz Pro (Annual) | $7.99 | per year |
| Unbuzz Pro (Lifetime) | $14.99 | one-time |


### 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 Unbuzz free?

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

### Is STHLM Sauna free?

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

### Do Unbuzz or STHLM Sauna have ads?

Neither Unbuzz nor STHLM Sauna shows ads.

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

Unbuzz ships an update weekly, and STHLM Sauna every 2 weeks. Most recently, Unbuzz was updated on October 24, 2026 and STHLM Sauna on October 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.*