# LG CAC Partner vs ASHRAE DFDB Lite

The clearest difference is review sentiment: LG CAC Partner at 100% against ASHRAE DFDB Lite's 0%. LG CAC Partner also leads on rating (5.0 vs 1.0). ASHRAE DFDB Lite's advantage is iOS requirement (11.0 vs 15.6). On price, ratings volume, update cadence and ads there is nothing between them.

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

LG CAC Partner holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 100% of LG CAC Partner's written reviews are positive against 0% of ASHRAE DFDB Lite's.

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | LG CAC Partner | ASHRAE DFDB Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lg-cac-partner/id1445374604/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/ashrae-dfdb-lite/id6475053772/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Monetization | Free | Free |
| Size | 53 MB | 7 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [LG Electronics](https://appshunter.io/developer/382800716) | [ASHRAE, Inc.](https://appshunter.io/developer/375374912) |

## What reviewers say

### LG CAC Partner

[App page](https://appshunter.io/ios/app/lg-cac-partner/id1445374604)

Access sales and technical content for system air conditioners on your mobile device. Features include unit conversion, error code lookup, refrigerant simulation, and payback calculations. Requires an account from the LG B2B Partner Portal.

**Highlights:** Download sales and technical content, Unit conversion tool, Error code lookup, Refrigerant simulation, Payback services

**Features:** Vision Pro support

**In-app purchases:** none


### ASHRAE DFDB Lite

[App page](https://appshunter.io/ios/app/ashrae-dfdb-lite/id6475053772)

Calculate pressure loss for a selection of ASHRAE duct fittings. Create projects, customize inputs, and generate reports with spreadsheet attachments. Supports both I-P and SI units and works on iPhone and iPad.

**Highlights:** Pressure loss calculations for ASHRAE fittings, Individual project creation, Customizable input parameters, Fitting code search feature, Display and email reports, I-P and SI unit support, iPhone and iPad compatible

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LG CAC Partner free?

LG CAC Partner is free to download, with no in-app purchases.

### Is ASHRAE DFDB Lite free?

ASHRAE DFDB Lite is free to download, with no in-app purchases.

### Which has better reviews, LG CAC Partner or ASHRAE DFDB Lite?

LG CAC Partner is rated higher. LG CAC Partner averages 5.0 out of 5 from 1 ratings, while ASHRAE DFDB Lite averages 1.0 from 2 ratings.

### Do LG CAC Partner or ASHRAE DFDB Lite have ads?

Neither LG CAC Partner nor ASHRAE DFDB Lite shows ads.

### Which is updated more often, LG CAC Partner or ASHRAE DFDB Lite?

LG CAC Partner ships an update every 6 weeks, and ASHRAE DFDB Lite every 6 weeks. Most recently, LG CAC Partner was updated on October 24, 2026 and ASHRAE DFDB Lite on October 23, 2026.

---

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