# IEQ Calculator (Classroom) — IEQ Benchmark Calc(Classroom)

> IEQ Benchmark Calc(Classroom) (iPhone/iPad app by Fishball Studio.)

- Source: https://appshunter.io/ios/app/ieq-calculator-classroom/id870377033 (this page in markdown: same URL + `.md`)
- Developer: [Fishball Studio](https://appshunter.io/developer/418104683)
- Category: Education, Reference
- Price: Free
- Age rating: 4+
- Requires: iOS 13.0 · 1 MB
- Languages: American English
- Released: 2014-05-04
- Data updated: 2026-06-08
- User reviews in markdown: https://appshunter.io/ios/app/ieq-calculator-classroom/id870377033/reviews.md

## What is IEQ Calculator (Classroom)?

IEQ calculator (Classroom) provides you an easier alternative to estimate the indoor environmental quality (IEQ) in air-conditioned classroom environment. You can examine the IEQ performance of a classroom by simply inputting several preset indoor environment parameters. The environmental performance of the classroom is expressed via a 5-star benchmarking scale (i.e. 5-stars BEST classroom, 1-star WORST classroom). This application is particularly useful for campus facilities management officers. 

Development team:
Dr. LT Wong
Dr. KW Mui
Mr. HC Yu
Mr. CT Cheung
IEQ Research Team, Department of Building Services Engineering, The Hong Kong Polytechnic University

Sources: Lee MC, Mui KW, Wong LT, Chan WY, Lee EWM, CT Cheung (2012). Student learning performance and indoor environmental quality (IEQ) in air-conditioned teaching rooms. Building and Environment 49, 238 – 244.


## Version history (last 5 releases)

### 1.8 — 2024-05-08

Update for iOS SDK 17

### 1.7 — 2021-03-15

Update to iOS 13.0

### 1.6 — 2018-01-17

For 64 bits compatible

### 1.5 — 2014-05-22

Update the graphical design

### 1.4 — 2014-05-19

Update the graphical user interface design

## Apps similar to IEQ Calculator (Classroom)

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Classroom Environment](https://appshunter.io/ios/app/classroom-environment/id1475610909) | — | Free | Education |

## More apps by Fishball Studio

- [IEQ Calculator(Office)](https://appshunter.io/ios/app/ieq-calculatoroffice/id443713768)
- [IEQ Calculator (Resident)](https://appshunter.io/ios/app/ieq-calculator-resident/id871145309)

All apps by Fishball Studio: https://appshunter.io/developer/418104683

## Related topics

[ieq calculator](https://appshunter.io/ios/topics/ieq-calculator)

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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 2026-06-08.*