Comparison

Si vs Dantherm Control

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

Head to head
About

Si

Instantly and accurately displays numerous measurements like pressure and temperature for specific devices. It supports long-range Bluetooth connectivity and can store and update approximately 120 refrigerants, including environmentally friendly options.

Highlights
  • Real-time measurement display
  • Bluetooth 4.2 connectivity (up to 30m)
  • Storage for ~120 refrigerants
  • Environmentally friendly refrigerant support
  • Updateable refrigerant database
Read full description

This App is used to instantly and accurately display numerous measurements, including pressure, temperature, etc., for the Si-RM3, Si-RM13, Si-RV3, and Si-RM1. It comes with long-range low-energy Bluetooth® 4.2 up to 30 meters (98 ft) and the ability to store and update approximately 120 refrigerants, including environmentally-friendly low global warming potential (GWP) and natural refrigerants.

About

Dantherm Control

Features
Read full description

Dantherm Control is the smart control centre for all high-performance air purifiers and air conditioners with Dantherm Control support, for example the air purifier AirgoClean One or the air conditioner AC7000. With this app you can not only make all important operating settings of one or more high-performance air purifiers specific to the device, but also display all room air quality values recorded by the device in real time, such as temperature and humidity, VOC concentration, fine dust pollution level (PM1) or carbon dioxide concentration. Furthermore, the app informs you about the consumption status of the installed air filters and indicates a necessary filter change. • Remote control of one or more high-performance air purifiers with Trotec Control support • Switching the unit on and off • Change of operating mode, for example from boost to night mode • Preselection of the desired fan speed • Setting up a switch-on and switch-off schedule • Configuration of a countdown timer • Display of the indoor air quality values detected by the air purifier, such as temperature and humidity, VOC concentration, fine dust pollution level (PM1) or carbon dioxide concentration • Filter status display

Screenshots

Si4 screens
Dantherm Control3 screens

Verdict

The call

The clearest difference is update cadence: Si at every 2 months against Dantherm Control's every 8 months. Si also leads on iOS requirement (12.4 vs 15.1). 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

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

Si ships an update every 2 months, Dantherm Control every 8 months. The most recent releases landed on June 2, 2026 and September 9, 2026 respectively.

Scorecard2 real differences · 8 level
Si versus Dantherm Control: the parameters behind the verdict, then further details
ParameterSiDantherm Control
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews33.3% of reviews—
Number of ratings1 — better—
Update frequencyEvery 2 months — betterEvery 8 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS12.4 — better15.1
Further details — not scored
Size87 MB35 MB
Age rating4+4+
DeveloperSAUERMANN INDUSTRIETrotec GmbH & Co. KG

In-app purchases

None

Si

No in-app purchases

None

Dantherm Control

No in-app purchases

Questions

Is Si free?
Si is free to download, with no in-app purchases.
Is Dantherm Control free?
Dantherm Control is free to download, with no in-app purchases.
Do Si or Dantherm Control have ads?
Neither Si nor Dantherm Control shows ads.
Which is updated more often, Si or Dantherm Control?
Si ships an update every 2 months, and Dantherm Control every 8 months. Most recently, Si was updated on June 2, 2026 and Dantherm Control on September 9, 2026.

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