NiteVision vs Narvi Flow
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
NiteVision
Control your Nitehog thermal device from your smartphone. View live thermal imagery, record video clips, and adjust settings remotely with customized alerts. Offers real-time monitoring and enhanced surveillance capabilities.
- Live thermal imagery view
- Record video clips
- Remote device control
- Customized alerts
- Connect to one Nitehog device
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Welcome to NiteVision, the ultimate companion for controlling your Nitehog thermal device right from your smartphone. With NiteVision, you can seamlessly connect to and manage one Nitehog device at a time, offering unparalleled control and monitoring capabilities. Immerse yourself in real-time thermal imagery with our live view feature, providing clear visuals even in the darkest environments. Capture crucial moments by recording video clips directly to your device, ensuring you never miss a thing. Take full command of your Nitehog device remotely, adjusting settings and receiving customized alerts for enhanced surveillance
Narvi Flow
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Feel control with the Narvi Flow Wifi electric sauna heater controller and app! With the Narvi Flow app, you can control and manage your electric sauna heater remotely using your mobile device or smart device. The app is designed for use with Narvi sauna heaters equipped with the Narvi Flow Wifi controller/control system. Turn your sauna on with a single press — anytime, anywhere. Open the app on your mobile device, set a timer, and perfect sauna heat will be waiting for you when you arrive. The app also provides notifications and allows you to monitor the status of the sauna room. Narvi Flow app features: - Control and management of the sauna heater - Turn the heater on and off using a smartphone or tablet - Temperature adjustment (40–115°C) - Pre-set start timer for the heater (up to 6 hours) - Heater registration - Works only with the Narvi Flow Wifi control system - Requires a safety device (Narvi door switch) - Free app
Screenshots
Verdict
NiteVision and Narvi Flow are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Neither carries in-app purchases, so what you see is what you pay.
NiteVision ships an update every 3 weeks, Narvi Flow every 4 weeks. The most recent releases landed on October 5, 2026 and September 28, 2026 respectively.
| Parameter | NiteVision | Narvi Flow |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 weeks — better | Every 4 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 262 MB | 32 MB |
| Age rating | 12+ | 17+ |
| Developer | Nitehog | Narvi Oy |
In-app purchases
NiteVision
No in-app purchases
Narvi Flow
No in-app purchases









