# Sauna Assistant vs SUNA

The clearest difference is price: SUNA at Free against Sauna Assistant's $19.99. Sauna Assistant's advantage is in-app purchases (none vs 3). On update cadence, ads, device support and iOS requirement there is nothing between them.

SUNA is free to download; Sauna Assistant costs $19.99 up front. SUNA sells 3 in-app purchases, starting at $2.99 per month. Sauna Assistant asks for nothing beyond the download.

Sauna Assistant ships an update every 3 weeks, SUNA monthly. Both last shipped on October 28, 2026.

## The numbers

| Metric | Sauna Assistant | SUNA |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | — | **[1.0 (2 ratings)](https://appshunter.io/ios/app/suna-sauna-tracker/id6758952338/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | — | Freemium |
| Size | 390 MB | 25 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [DAINIUS SERPLIS](https://appshunter.io/developer/1801676293) | [Jan Kriz](https://appshunter.io/developer/1875952280) |

## What reviewers say

### Sauna Assistant

[App page](https://appshunter.io/ios/app/sauna-assistant-ritual-timer/id6743150443)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none


### SUNA

[App page](https://appshunter.io/ios/app/suna-sauna-tracker/id6758952338)

Track your sauna sessions, from heat and cooling to rest, using your Apple Watch and iPhone. Analyze your ritual's duration, phases, and heart rate to understand your rhythm and progress. Unlock deeper insights and full history with an optional subscription.

**Highlights:** Track heat, cooling, and rest phases, Start sessions on Apple Watch, View full ritual details on iPhone, Analyze duration, phases, and heart rate, Compare sessions with personal average, Set notes, plans, and reminders, Track journey levels and milestones

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Suna+ Monthly | $2.99 | per month |
| Suna+ Yearly | $22.99 | per year |
| Suna+ | $49.99 | one-time |


## Frequently asked questions

### Is Sauna Assistant free?

Sauna Assistant costs $19.99, with no in-app purchases.

### Is SUNA free?

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

### Do Sauna Assistant or SUNA have ads?

Neither Sauna Assistant nor SUNA shows ads.

### Which is updated more often, Sauna Assistant or SUNA?

Sauna Assistant ships an update every 3 weeks, and SUNA monthly. Most recently, Sauna Assistant was updated on October 28, 2026 and SUNA on October 28, 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.*