# HVAC Toolkit Lite vs CIP

HVAC Toolkit Lite and CIP are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

HVAC Toolkit Lite ships an update every 11 days, CIP fortnightly. The most recent releases landed on September 11, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | HVAC Toolkit Lite | CIP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hvac-toolkit-lite/id1628371325/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Fortnightly |
| Monetization | Free | — |
| Size | 61 MB | 60 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Mohamad Jaber](https://appshunter.io/developer/1623246777) | [Industry X.0](https://appshunter.io/developer/1719087862) |

## What reviewers say

### HVAC Toolkit Lite

[App page](https://appshunter.io/ios/app/hvac-toolkit-lite/id1628371325)

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:** macOS Compatibility

**In-app purchases:** none


### CIP

[App page](https://appshunter.io/ios/app/cip-app/id6473523293)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is HVAC Toolkit Lite free?

HVAC Toolkit Lite is free to download, with no in-app purchases.

### Is CIP free?

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

### Do HVAC Toolkit Lite or CIP have ads?

Neither HVAC Toolkit Lite nor CIP shows ads.

### Which is updated more often, HVAC Toolkit Lite or CIP?

HVAC Toolkit Lite ships an update every 11 days, and CIP fortnightly. Most recently, HVAC Toolkit Lite was updated on September 11, 2026 and CIP on October 16, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*