Comparison

Niagara 4Valve Controller vs Belimo Assistant 2

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

Head to head
About

Niagara 4Valve Controller

Features
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Advanced 4 Valve Drip Irrigation System Motor and valves can be operated anywhere from the world through mobile app or Web Application. It helps to deliver the right amount of water and nutrients at the right time automatically, so that each plant gets exactly what it needs when it needs to grow optimally. It helps to avoid excessive amounst of fertilizer and micronutrients as well as helps to reduce production costs. Farmer can produce higher yields while saving on water as well as fertilizer, energy, and manpower. Wired and wireless valve. Controller can be connected parallel. Feedback status can be achieved. Internet communication is available with GPRS & WIFI also. In IOT Based Smart Drip Irrigation System Communication speed is high compared to GSM.

About

Belimo Assistant 2

This app allows for the setup, operation, and troubleshooting of Belimo devices like actuators and valves using a smartphone or tablet. It offers features for checking parameters, monitoring device status, and generating reports.

Highlights
  • Device parameter modification
  • Identification data display
  • MP-Bus, BACnet, Modbus addressing
  • Guided parameter setup
  • Configuration copy/paste
  • Live trending and local override
  • Device health and operation monitoring
  • Digital report generation
Read full description

Belimo Assistant 2 enables wired and wireless setup, on-site operation, and troubleshooting of Belimo damper actuators, control valves, sensors and meters with smartphone and tablet. Key features: • Check and modify device setting parameters • Display identification data: device type, position, designation, serial number, bus address • Addressing (MP-Bus, BACnet, Modbus, TCP/IP) • Setup: guided parameter setup for your device • Copy/Paste configuration: replicate settings for same device type • Live Trend: perform local override and live trending with easy share function • Health: monitor overall device and operation status. E.g. Power supply, Bus state, Sensor state, etc. • Operation: monitor device KPIs with live updates • Reports: retrieve digital reports of your device with easy share function. E.g. Calibration certificate, Commissioning report • Export Device Configuration: create log file with easy share function • In-app language adjustment (EN/DE/FR/IT/ES/CN/RU) Accessories: • LINK.10 (Converter Bluetooth / NFC) Notes • The App can be installed on iPhones or iPads with iOS 17+

Screenshots

Niagara 4Valve Controller3 screens
Belimo Assistant 24 screens

Verdict

The call

The clearest difference is iOS requirement: Niagara 4Valve Controller at 14.0 against Belimo Assistant 2's 17.0. 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

Niagara 4Valve Controller ships an update every 2 months, Belimo Assistant 2 every 5 weeks. The most recent releases landed on May 17, 2026 and September 16, 2026 respectively.

Scorecard1 real difference · 9 level
Niagara 4Valve Controller versus Belimo Assistant 2: the parameters behind the verdict, then further details
ParameterNiagara 4Valve ControllerBelimo Assistant 2
PriceFreeFree
Rating—3.4 (10 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—10 — better
Update frequencyEvery 2 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPodiPhone, iPad
Requires iOS14.0 — better17.0
Further details — not scored
Size27 MB122 MB
Age rating4+4+
DeveloperNiagara AutomationsBELIMO Automation AG

In-app purchases

None

Niagara 4Valve Controller

No in-app purchases

None

Belimo Assistant 2

No in-app purchases

Questions

Is Niagara 4Valve Controller free?
Niagara 4Valve Controller is free to download, with no in-app purchases.
Is Belimo Assistant 2 free?
Belimo Assistant 2 is free to download, with no in-app purchases.
Do Niagara 4Valve Controller or Belimo Assistant 2 have ads?
Neither Niagara 4Valve Controller nor Belimo Assistant 2 shows ads.
Which is updated more often, Niagara 4Valve Controller or Belimo Assistant 2?
Niagara 4Valve Controller ships an update every 2 months, and Belimo Assistant 2 every 5 weeks. Most recently, Niagara 4Valve Controller was updated on May 17, 2026 and Belimo Assistant 2 on September 16, 2026.

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