SUNA vs Sauna Log
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SUNA
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.
- 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
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SUNA Sauna as a ritual. Start on Apple Watch. Move through heat, cooling and rest. Come back to iPhone when you want the full story. On Apple Watch • Start with a tap or the Digital Crown • Stay with the three phases — no phone in the cabin • Optional haptics during heat • See the planned ritual before you begin On iPhone • This week's rhythm, time and rounds • Each ritual: duration, phases, Sauna Score, heart rate when Watch data is there • Compare with your own average • Notes, plans, reminders • Journey: levels and milestones SUNA is for presence and rhythm, not performance. It is not medical advice and not a medical device. Suna+ unlocks full history and deeper progress. Monthly, yearly, or lifetime. Suna+ is an optional auto-renewing monthly or yearly subscription. A one-time Suna+ Lifetime purchase is also available. Payment is charged to your Apple Account at confirmation of purchase. Subscriptions renew unless cancelled at least 24 hours before the end of the current period. Your account is charged for renewal within 24 hours before the end of the current period. Manage or cancel in your Apple Account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://sunaprivacy.carrd.co/
Sauna Log
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Time sauna and steam sessions on Apple Watch or Garmin. Try 3 sessions free, then unlock unlimited tracking with one purchase. No subscription. Apple Watch app included with your iPhone download. Garmin requires the free Connect IQ companion and a compatible watch. Use your Apple Watch or Garmin to start a session fast, choose sauna or steam room, run your preferred timer presets, and monitor live heart rate plus active and total calories while you’re in the heat. When a timer ends, you can stop or extend immediately for the next round. Sauna Log records your session details, including: - Heat type: sauna or steam room - Session duration - Heart-rate data - Energy burned: active and total calories - Sauna temperature and humidity - Cold shower selection Remember your usual temperature and humidity settings, so recording regular sessions takes seconds. The iPhone app gives you quick control of timer presets, heart-rate thresholds, session history, and longer-term progress insights. See your heat time, active days, heart-rate response, calories, and sauna-versus-steam patterns across weeks, months, and years. Optional monthly reminders help you return to your progress and stay consistent.
Screenshots
Verdict
The clearest difference is update cadence: Sauna Log at every 9 days against SUNA's monthly. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. SUNA sells 3 in-app purchases, starting at $2.99 per month and Sauna Log sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
SUNA ships an update monthly, Sauna Log every 9 days. Both last shipped on October 31, 2026.
| Parameter | SUNA | Sauna Log |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (2 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Monthly | Every 9 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| Requires iOS | 17.6 | 17.0 — better |
| Further details — not scored | ||
| Size | 25 MB | 11 MB |
| Age rating | 4+ | 12+ |
| Developer | Jan Kriz | Barnaby Wood |
In-app purchases
SUNA
- Suna+ Monthly$2.991 Month
- Suna+ Yearly14 Days trial$22.991 Year
- Suna+$49.99
Sauna Log
- Sauna Log Unlock$2.99









