# Sauna Tracker Pro vs Caffinity

The clearest difference is in-app purchases: Caffinity at none against Sauna Tracker Pro's 2. Caffinity also leads on iOS requirement (16.0 vs 18.0). Sauna Tracker Pro's advantage is update cadence (every 4 weeks vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Sauna Tracker Pro sells 2 in-app purchases, starting at $4.99 per month. Caffinity asks for nothing beyond the download.

Sauna Tracker Pro ships an update every 4 weeks, Caffinity every 2 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Sauna Tracker Pro | Caffinity |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Size | 49 MB | 60 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, Apple Watch |
| Age rating | 12+ | 17+ |
| Developer | [JDP Software Pty Ltd](https://appshunter.io/developer/1858818017) | [Muhammad Atif](https://appshunter.io/developer/1893629394) |

## What reviewers say

### Sauna Tracker Pro

[App page](https://appshunter.io/ios/app/sauna-tracker-pro-heat-and-cold/id6756170158)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Annual | $39.99 | per year |


### Caffinity

[App page](https://appshunter.io/ios/app/caffinity-caffeine-tracker/id6770263224)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sauna Tracker Pro free?

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

### Is Caffinity free?

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

### Do Sauna Tracker Pro or Caffinity have ads?

Neither Sauna Tracker Pro nor Caffinity shows ads.

### Which is updated more often, Sauna Tracker Pro or Caffinity?

Sauna Tracker Pro ships an update every 4 weeks, and Caffinity every 2 months. Most recently, Sauna Tracker Pro was updated on October 24, 2026 and Caffinity on October 25, 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.*