# Sauna Metrics vs CoffeeMeter

The clearest difference is update cadence: Sauna Metrics at weekly against CoffeeMeter's every 3 weeks. CoffeeMeter's advantage is iOS requirement (16.4 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Sauna Metrics sells 2 in-app purchases, starting at $3.99 per month and CoffeeMeter sells 1 in-app purchase, starting at $24.99 per year. Whichever you choose, the download price is not the number that matters.

Sauna Metrics ships an update weekly, CoffeeMeter every 3 weeks. The most recent releases landed on October 31, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Sauna Metrics | CoffeeMeter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/sauna-metrics-tracker-and-log/id6765696636/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Freemium | — |
| Size | 38 MB | 56 MB |
| Requires iOS | 26.0 | **16.4** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Philippe Barradas](https://appshunter.io/developer/1896040912) | [Theorics Limited](https://appshunter.io/developer/1790044061) |

## What reviewers say

### Sauna Metrics

[App page](https://appshunter.io/ios/app/sauna-metrics-tracker-and-log/id6765696636)

Track your sauna sessions and gain insights into how heat impacts your sleep, heart rate, and recovery. Monitor your 'heat age' and analyze individual sessions with detailed metrics and photos. Unlock advanced health analyses and personalized recaps with a subscription.

**Highlights:** Session timing and logging, Heat impact analysis, Heat age calculation, Round-by-round timer, Health analyses, HRV and resting heart rate trends, Data export

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $3.99 | per month |
| Pro Yearly | $29.99 | per year |


### CoffeeMeter

[App page](https://appshunter.io/ios/app/coffeemeter-caffeine-tracker/id6766194334)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cafein Pro | $24.99 | per year |


## Frequently asked questions

### Is Sauna Metrics free?

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

### Is CoffeeMeter free?

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

### Do Sauna Metrics or CoffeeMeter have ads?

Neither Sauna Metrics nor CoffeeMeter shows ads.

### Which is updated more often, Sauna Metrics or CoffeeMeter?

Sauna Metrics ships an update weekly, and CoffeeMeter every 3 weeks. Most recently, Sauna Metrics was updated on October 31, 2026 and CoffeeMeter on October 24, 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.*