---
title: "SwiftSize — App Overview"
url: https://marlvel.ai/apps/com-designcomfortco-swiftsize
category: Business
developer: Design Comfort
platforms: ios
rating: 4.0 (3 ratings)
pricing: paid
report_level: overview
generated: 2026-04-29
last_verified: "2026-04-29T10:46:20.688Z"
overall_rating: 4
total_reviews: 3
data_age_days: 68
---

<!-- SECTION: Key Insight -->
> **Key Insight:** SwiftSize is a niche, high-speed tool optimized for residential HVAC changeouts, though user feedback indicates significant concerns regarding data persistence and interface usability.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Business |
| Rating | 4.0 ★ (3) |
| Pricing | paid |
| Platforms | iOS |
| Latest Version (iOS) | 2.1.2 |
| Developer | Design Comfort |

<!-- SECTION: Summary -->
## What is SwiftSize?

SwiftSize is a specialized HVAC load calculator designed to streamline equipment changeouts for residential properties. By focusing on rapid on-site measurements rather than room-by-room analysis, it aims to reduce engineering time and improve customer consultation efficiency.

<!-- SECTION: Key Features -->
## Key Features

- **Rapid Load Calculation**: Enables users to perform complete residential heat load calculations in under 10 minutes.
- **PDF Reporting**: Generates shareable PDF reports to document equipment sizing results.
- **Exposure Measurement**: Provides tools to quickly measure a home's exposures on the fly for accurate equipment sizing.

<!-- SECTION: Target Audience -->
## Who is it for?

HVAC professionals working in the residential equipment changeout market.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/swiftsize/id942306458?uo=2)
- [Full Intelligence Report](https://marlvel.ai/apps/com-designcomfortco-swiftsize)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/apps/com-designcomfortco-swiftsize).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*