# House Heat Calculator — Fast offline BTU & ton sizing

> Offline HVAC load calculator for professionals to determine BTU and tonnage. (iPhone/iPad app by HATICE NUR ARI.)

- Source: https://appshunter.io/ios/app/house-heat-calculator/id6752424837 (this page in markdown: same URL + `.md`)
- Developer: [HATICE NUR ARI](https://appshunter.io/developer/1823087794)
- Category: Finance, Business
- Price: Free
- Rating: 5.00/5 from 5 App Store ratings · 3 written reviews indexed
- Age rating: 17+
- Requires: iOS 16.0 · 6 MB
- Languages: American English
- Released: 2025-09-14
- Data updated: 2026-06-10
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/house-heat-calculator/id6752424837/reviews.md

## What is House Heat Calculator?

The ultimate offline HVAC Load Calculator for professionals on the go.
Stop guessing and calculating by hand! HVAC Load Pro is the all-in-one tool for technicians, engineers, and contractors, delivering accurate BTU & tonnage results in minutes, right on site. Elevate your workflow with an advanced drawing canvas and professional PDF reporting. Quick, offline HVAC load calculations — accurate room-by-room BTU and recommended AC tonnage with professional PDF reports.

KEY FEATURES:
INTERACTIVE DRAWING CANVAS: Draw your floor plans with your finger! Pan the canvas with a single finger and pinch to zoom with two. Wall dimensions appear instantly as you draw.
PROFESSIONAL PDF REPORTS: With one tap, generate sleek reports containing all project details, room-by-room load breakdowns, and even miniature previews of your drawings. Share instantly with clients and your team.
100% OFFLINE FUNCTIONALITY: All features work flawlessly on the job site, in the basement, or anywhere without an internet connection.
DETAILED ROOM ANALYSIS: Achieve highly accurate results by entering critical parameters like insulation, window type, sun exposure, occupants, and equipment loads.
PROJECT-BASED MANAGEMENT: Save and organize all your jobs as separate projects. Edit, manage, and access them anytime, anywhere.

WHO IS IT FOR?
* HVAC Technicians & Installers
* Air Conditioning Sales Engineers
* General Contractors & Site Managers
* Mechanical Engineers
* Home Performance Professionals

## Key features

- Offline HVAC load calculations
- Interactive drawing canvas for floor plans
- Professional PDF report generation
- Detailed room analysis
- Project-based management
- Accurate BTU & tonnage recommendations

## Recent user reviews (3 of 3)

All indexed reviews: https://appshunter.io/ios/app/house-heat-calculator/id6752424837/reviews.md

### 5/5 — useful heat calculator app

*2025-09-22*

util app

### 5/5 — Useful

*2025-09-18*

Useful app working iOS 26

### 5/5 — util

*2025-09-15*

goos util app

## Frequently asked questions about House Heat Calculator

### Does House Heat Calculator have ads?

No, House Heat Calculator is ad-free, allowing for an uninterrupted user experience.

### What is the rating for House Heat Calculator?

House Heat Calculator has an excellent rating of 5.0 stars based on 5 user reviews.

### How often is House Heat Calculator updated?

The latest version was released on 2026-02-16, indicating recent development and support for the application.

### What devices support House Heat Calculator?

House Heat Calculator is currently supported on iPhones.

### What is the age rating for House Heat Calculator?

House Heat Calculator is rated 17+, suggesting it is intended for adult users due to its professional nature.

### Can I use House Heat Calculator without an internet connection?

Yes, House Heat Calculator offers 100% offline functionality, making it ideal for use on job sites without internet access.

### What kind of reports can House Heat Calculator generate?

House Heat Calculator can generate professional PDF reports that include project details, room-by-room load breakdowns, and miniature drawing previews.

### How does House Heat Calculator help with calculations?

It provides accurate room-by-room BTU and recommended AC tonnage by allowing users to enter critical parameters like insulation, window type, and sun exposure.

## Version history (last 4 releases)

### 1.0.5 — 2026-02-16

General performance improvements.

### 1.0.3 — 2025-10-06

Fixed Some Bugs.

### 1.0.1 — 2025-09-16

The ultimate offline HVAC Load Calculator for professionals on the go.

Fixed Draw Screen.

### 1.0 — 2025-09-15

No release notes.

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All apps by HATICE NUR ARI: https://appshunter.io/developer/1823087794

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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 2026-06-10.*