MyHarvia 2 vs Nuvio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MyHarvia 2
Remotely monitor and control your sauna's heater, lighting, and fan. Set custom presets, use a smart timer for optimal readiness, and receive notifications. Works with compatible Harvia hardware and can turn any sauna into a smart sauna with an optional sensor.
- Remote sauna control
- Temperature and humidity adjustment
- Customizable presets
- Smart timer for readiness
- Multiple sauna support
- Usage statistics
- Safety feature monitoring
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MyHarvia 2 is a mobile app designed to work with the Harvia Fenix WiFi sauna control panel and the MyHarvia Smart Sauna Sensor. When connected to a Harvia Fenix WiFi control panel, the app enables remote monitoring and control of your sauna. You can operate the heater, lighting, and fan from anywhere using your mobile device. A compatible heater and safety device are required, and available features depend on the connected equipment. MyHarvia 2 lets you choose from three customizable sauna presets, fine-tune temperature settings, or use the smart timer to set when your sauna should be ready—the system automatically starts heating at the right time. The app supports multiple saunas and devices, while integrated safety features ensure secure remote operation. MyHarvia 2 gives you full control of your sauna, anytime and anywhere. KEY FEATURES • Control multiple saunas and devices • Remote control of temperature, lighting, and fan • Humidity control for Combi heaters • 3 customizable presets • Smart timer • Sauna usage statistics • Safety device status (e.g. door sensor, heater safety switch) • Free test version available (no supported hardware required) • Compatible with Harvia Fenix WiFi control panel MYHARVIA SMART SAUNA SENSOR The MyHarvia Smart Sauna Sensor connects wirelessly to the MyHarvia 2 app, allowing you to monitor sauna temperature, humidity, and usage anytime, anywhere. The app estimates heating time and notifies you when your sauna is ready, so you can enjoy it at just the right moment. The sensor turns any sauna into a smart sauna—including wood-heated saunas—and works with all heater brands. Real-time data helps you maintain steady heat, know when to add firewood, optimize energy use, and improve sauna maintenance over time. KEY FEATURES • Remote monitoring via the free MyHarvia 2 app • Heating time estimation with sauna ready notifications • Detects heating irregularities (e.g. door left open) • Tracks sauna usage and sessions • Works with electric and wood-burning saunas, all brands • Long-lasting, replaceable batteries (up to 3 years) • WiFi connection required • Celsius/Fahrenheit selectable • Operating range: –10 °C to +100 °C (short-term up to +130 °C)
Nuvio
Control your cold plunge experience remotely with this app. Set target temperatures, schedule sessions, activate purification, and track your recovery history all from your phone. Enjoy clean water and optimized rejuvenation on your schedule.
- Remote temperature control
- Session scheduling
- Purification cycle management
- Plunge history tracking
- Real-time system monitoring
- Scheduled recovery
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Nuvio – Master Your Cold Plunge Routine Take control of your recovery like never before. The Nuvio app seamlessly connects to your Recovery Chiller, giving you full command over your cold plunge experience—anytime, anywhere. No ice. No hassle. Just cold, clean performance on your schedule. PERSONALIZED CONTROL. PEAK PERFORMANCE. Dial in your perfect temperature, schedule sessions in advance, activate purification, and monitor your plunge history—all from your phone. Nuvio is designed to fit your routine, whether you're plunging pre-workout, post-gym, or just before bed. TOTAL CONTROL FROM YOUR PHONE • Set your target temperature • Schedule cooling hours ahead • Activate and customize purification cycles • Toggle power remotely • Track everything from plunge times to session history TRACK. LEARN. IMPROVE. Your data, your advantage. The app logs plunge duration, temperature, and time of day—helping you spot trends and optimize your recovery over time. SCHEDULED RECOVERY ON YOUR TERMS Busy day? No problem. Nuvio lets you pre-schedule your cooling window, so your plunge is ready when you are. Whether it’s 5am or 5pm, your tub hits your target temp automatically. CLEAN WATER, CLEAN PLUNGE With Nuvio, purification is fully integrated into your experience. Schedule automatic cleaning cycles or activate them on-demand—right from your phone. The app displays active purifying time, so you always know when your water is being refreshed. • Set purification cycles to run overnight or between sessions • Real-time progress tracking during each cleaning • Stay on top of hygiene with zero guesswork • Keep your plunge water crystal-clear without lifting a finger REJUVENATION, SIMPLIFIED • Real-time system monitoring • Smart purification control • Recommended temperature ranges for optimal recovery • Simple ON/OFF access to get started fast
Screenshots
Verdict
The clearest difference is review sentiment: MyHarvia 2 at 50% against Nuvio's 0%. MyHarvia 2 also leads on rating (3.6 vs 1.8). Nuvio's advantage is in-app purchases (none vs 1) and iOS requirement (12.0 vs 15.1). On price, ratings volume, update cadence and ads 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. MyHarvia 2 sells 1 one-off in-app purchase. Nuvio asks for nothing beyond the download.
MyHarvia 2 holds the better App Store score, 3.6 against 1.8. Both are backed by a comparable volume of ratings — 9 and 20 respectively. Written reviews point the same way: 50% of MyHarvia 2's written reviews are positive against 0% of Nuvio's.
MyHarvia 2 ships an update fortnightly, Nuvio every 10 days. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.
| Parameter | MyHarvia 2 | Nuvio |
|---|---|---|
| Price | Free | Free |
| Rating | 3.6 (9 ratings) — better | 1.8 (20 ratings) |
| Positive reviews | 50.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 9 | 20 — better |
| Update frequency | Fortnightly | Every 10 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | Free |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 12.0 — better |
| Further details — not scored | ||
| Size | 51 MB | 47 MB |
| Age rating | 4+ | 4+ |
| Developer | Harvia Finland Oy | RGN VENTURES LTD |
Customer experience
MyHarvia 2
Nuvio
In-app purchases
MyHarvia 2
- Remote control of your sauna$99.00
Nuvio
No in-app purchases









