# VentLogIQ — HVAC tools for technicians

> HVAC tools for technicians (iPhone/iPad app by KARL DANIEL MIKAEL ERIKSSON.)

- Source: https://appshunter.io/ios/app/ventlogiq/id6822475803 (this page in markdown: same URL + `.md`)
- Developer: [KARL DANIEL MIKAEL ERIKSSON](https://appshunter.io/developer/6806911926)
- Category: Utilities, Productivity
- Price: Free
- Age rating: 4+
- Requires: iOS 16.4 · 38 MB
- Languages: American English, Swedish
- Released: 2026-10-17
- Data updated: 2026-10-29

## What is VentLogIQ?

VentLogIQ is a practical technical toolbox for ventilation and HVAC professionals.

Designed for service technicians, air balancing technicians, installers and controls engineers, VentLogIQ brings useful calculations, diagnostics and field workflows together in one app.

Use VentLogIQ for everyday troubleshooting, commissioning, service and air balancing work.

Tools and features include:

• Air balancing projects with systems, zones and terminals  
• Fast measurement entry and airflow comparison  
• Airflow Reports in PDF  
• CSV export of measurement data  
• Signal conversion  
• Sensor calculations  
• Modbus TCP monitoring  
• K-factor and airflow calculations  
• Air velocity to airflow calculations for circular and rectangular ducts  
• Fan laws  
• SFP calculations  
• Duct sizing  
• Duct pressure loss  
• Air change calculations  
• Heat recovery efficiency  
• Air heating and cooling calculations  
• Water heating and cooling calculations  
• Psychrometrics and dew point  
• Three-phase diagnostics  
• Filter diagnostics  
• Belt drive and pulley calculations  
• Pressure unit conversion  
• Pump rotation detection  
• Coil testing

VentLogIQ Pro provides access to advanced workflows and tools, including the air balancing module. Pro features are currently available during the launch period.

VentLogIQ is designed for quick use in the field, with support for multiple units, light and dark appearance, and both Swedish and English.

Project and measurement data is stored locally on your device. The app works primarily offline, while Modbus TCP communication takes place directly on the local network.

Measure. Calculate. Troubleshoot.

## Is VentLogIQ safe?

Not enough ratings yet to assess VentLogIQ.

## Is VentLogIQ legit?

VentLogIQ has limited verification signals. The AppsHunter Legitimacy Score for VentLogIQ is 58 out of 100 points across 7 verification signals from App Store and developer data.


## Version history (last 4 releases)

### 1.3.0 — 2026-10-26

This update includes several major new features and improvements.

• New air balancing workflow with projects, systems, zones, terminals and fast measurement entry.  
• Export completed work as a professional Airflow Report in PDF and as CSV.  
• New VentLogIQ Pro section with access to advanced tools.  
• New tools for three-phase diagnostics, filter diagnostics and pressure units.  
• The belt drive tool has been expanded with pulley replacement calculations and target airflow calculations.  
• Improvements to SFP, K-factor, heat recovery efficiency and the sensor calculator.  
• Multiple improvements to the interface, stability and workflows.

Thank you for using VentLogIQ.

### 1.2 — 2026-10-21

What's New in VentLogIQ 1.2:
• New air velocity to airflow calculation for circular and rectangular ducts
• Continue calculating directly from a calculated result with the new calculator
• Quick actions for +10% and −10%
• SFP can now be estimated from measured current
• Minor improvements and refinements

### 1.1 — 2026-10-19

What's New in VentLogIQ 1.1:
• Favorites and quick access to your most-used tools
• Quick Access shows your favorites directly on the home screen
• Long-press a calculated result to copy its value
• Minor improvements and refinements

### 1.0 — 2026-10-17

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-29.*