# 열관류율계산기 vs PDF EasyFlow

The clearest difference is iOS requirement: 열관류율계산기 at 10.0 against PDF EasyFlow's 15.1. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | 열관류율계산기 | PDF EasyFlow |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Weekly |
| Monetization | Free | — |
| Size | 2 MB | 54 MB |
| Requires iOS | **10.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [donghyun KIM](https://appshunter.io/developer/1246064897) | [JUNWOONG BANG](https://appshunter.io/developer/6779324307) |

## What reviewers say

### 열관류율계산기

[App page](https://appshunter.io/ios/app/allnew/id1463908162)

This application automatically calculates thermal transmittance (U-value) using the latest domestic databases and standards. It provides detailed information on insulation materials, historical energy-saving design standards, and a U-value calculator for various wall structures. It also offers insulation material alternatives and can generate energy-saving plans from 3D models.

**Highlights:** Insulation material types and specifications, Historical energy-saving design standards, U-value calculator for wall structures, Insulation material alternatives and recommendations, BIM energy-saving plan generation, Inventory/construction quote requests

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF EasyFlow

[App page](https://appshunter.io/ios/app/pdf-easyflow-pdf-edit-merge/id6779324305)

**In-app purchases:** none


## Frequently asked questions

### Is 열관류율계산기 free?

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

### Is PDF EasyFlow free?

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

### Do 열관류율계산기 or PDF EasyFlow have ads?

Neither 열관류율계산기 nor PDF EasyFlow shows ads.

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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.*