Comparison

HVAC Toolkit Lite vs VRF Supervisor

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

Head to head
About

HVAC Toolkit Lite

This tool assists HVAC engineers with design checks and quick calculations. It offers various tools for ducting friction loss, pipe sizing, ventilation, and heat load estimations, providing instructions and formulas for each calculation.

Highlights
  • Friction loss calculation
  • Pipe sizing
  • Ventilation calculations
  • Heat load estimation
  • Pump head calculation
  • Fan ESP calculation
  • Metric/Imperial units
  • English/Arabic language support
Features
Read full description

The HVAC ToolKit Lite is an easy-to-use app that has been created to assist HVAC engineers in checking their designs and making quick calculations and estimations. The app includes helpful calculation tools for calculating friction losses in ducting, pipe sizing, parking ventilation, staircase pressurization, and estimating heat loads, pump head, fan ESP, among others, where the user is able to enter the required inputs and is given the calculated output. Each tool also includes instructions and abbreviated formulas that have been used to calculate the results. The app can be set to metric or imperial units and/or to the English or Arabic language. Users are expected to have some knowledge and understanding of HVAC engineering in order to use the tools properly. Users are also expected to check that the results are within an acceptable range for their respective projects. If you come across any inconsistencies while using the app or have any recommendations for additional inclusions, please contact us.

About

VRF Supervisor

Features
Read full description

The VRF Supervisor App is designed with a clean, intuitive, and efficient user interface to streamline work allotment and task management. The design focuses on usability, real-time tracking, and seamless interaction between supervisors and technicians.

Screenshots

HVAC Toolkit Lite3 screens
VRF Supervisor4 screens

Verdict

The call

The clearest difference is update cadence: HVAC Toolkit Lite at every 11 days against VRF Supervisor's monthly. 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

HVAC Toolkit Lite ships an update every 11 days, VRF Supervisor monthly. The most recent releases landed on September 11, 2026 and September 8, 2026 respectively.

Scorecard1 real difference · 8 level
HVAC Toolkit Lite versus VRF Supervisor: the parameters behind the verdict, then further details
ParameterHVAC Toolkit LiteVRF Supervisor
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 11 days — betterMonthly
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.012.0
Further details — not scored
Size61 MB48 MB
Age rating4+4+
DeveloperMohamad JaberSuraj Pk

In-app purchases

None

HVAC Toolkit Lite

No in-app purchases

None

VRF Supervisor

No in-app purchases

Questions

Is HVAC Toolkit Lite free?
HVAC Toolkit Lite is free to download, with no in-app purchases.
Is VRF Supervisor free?
VRF Supervisor is free to download, with no in-app purchases.
Do HVAC Toolkit Lite or VRF Supervisor have ads?
Neither HVAC Toolkit Lite nor VRF Supervisor shows ads.
Which is updated more often, HVAC Toolkit Lite or VRF Supervisor?
HVAC Toolkit Lite ships an update every 11 days, and VRF Supervisor monthly. Most recently, HVAC Toolkit Lite was updated on September 11, 2026 and VRF Supervisor on September 8, 2026.

Other comparisons