Comparison

Narvi Flow vs iViewIR

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

iViewIR Infrared connector

Free

🔧 Utilities

No ratingsView app →

About

Narvi Flow

Read full description

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

About

iViewIR

Features

Read full description

This software connects to our infrared camera and expands its control capabilities.

Screenshots

Narvi Flow4 screens

iViewIR4 screens

Verdict

The call

The clearest difference is iOS requirement: Narvi Flow at 13.0 against iViewIR's 15.0. On price, update cadence, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Narvi Flow ships an update every 4 weeks, iViewIR every 6 weeks. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 5 level

Narvi Flow versus iViewIR: the parameters behind the verdict, then further details
Parameter	Narvi Flow	iViewIR
Price	Free	Free
Update frequency	Every 4 weeks — better	Every 6 weeks
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	13.0 — better	15.0
Further details — not scored
Size	32 MB	35 MB
Age rating	17+	17+
Developer	Narvi Oy	Remington

In-app purchases

None

Narvi Flow

No in-app purchases

None

iViewIR

No in-app purchases

Questions

Is Narvi Flow free?

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

Is iViewIR free?

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

Do Narvi Flow or iViewIR have ads?

Neither Narvi Flow nor iViewIR shows ads.

Which is updated more often, Narvi Flow or iViewIR?

Narvi Flow ships an update every 4 weeks, and iViewIR every 6 weeks. Most recently, Narvi Flow was updated on October 28, 2026 and iViewIR on October 31, 2026.