# HVAC Toolkit vs PlanSnap

The clearest difference is price: PlanSnap at Free against HVAC Toolkit's $23.99. PlanSnap also leads on update cadence (weekly vs every 6 months). HVAC Toolkit's advantage is review sentiment (73% vs 50%). On rating, ratings volume, ads and in-app purchases there is nothing between them.

PlanSnap is free to download; HVAC Toolkit costs $23.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for HVAC Toolkit against 5.0 for PlanSnap. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews are what separate them: 73% of HVAC Toolkit's written reviews are positive against 50% of PlanSnap's.

HVAC Toolkit ships an update every 6 months, PlanSnap weekly. The most recent releases landed on September 14, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | HVAC Toolkit | PlanSnap |
| --- | --- | --- |
| Price | $23.99 | **Free** |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/hvac-toolkit/id354558963/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/plansnap/id6448909662/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | **73.3% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Weekly** |
| Monetization | Paid | **Free** |
| Size | 50 MB | 47 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Carmel Software Corporation](https://appshunter.io/developer/317970398) | [Vihanti Digital Services Private Limited](https://appshunter.io/developer/1686877828) |

## What reviewers say

### HVAC Toolkit

[App page](https://appshunter.io/ios/app/hvac-toolkit/id354558963)

This comprehensive toolkit offers essential HVAC calculations and tools for professionals. It combines multiple specialized applications into a single, convenient package for iPhone and iPad users.

**Highlights:** Equipment tracking and customization, Refrigerant pressure-temperature charts, Refrigerant charge calculations, Duct sizing, Cooling and heating load calculations, Psychrometric calculations, Steam tables, Pipe sizing for liquid, steam, and gas

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### PlanSnap

[App page](https://appshunter.io/ios/app/plansnap/id6448909662)

Easily add photos to PDF plans by pinning them to specific locations. Organize construction pictures and share PDF sets with embedded photos with team members. Ideal for architects, engineers, and contractors to streamline project communication.

**Highlights:** Pin photos to specific locations on PDF plans, Organize construction pictures by project, Share PDF plans with embedded photos, Upload and add photos from phone gallery, Offline photo uploading when reconnected, Download photo sets for backup

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HVAC Toolkit free?

HVAC Toolkit costs $23.99, with no in-app purchases.

### Is PlanSnap free?

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

### Which has better reviews, HVAC Toolkit or PlanSnap?

HVAC Toolkit and PlanSnap are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do HVAC Toolkit or PlanSnap have ads?

Neither HVAC Toolkit nor PlanSnap shows ads.

### Which is updated more often, HVAC Toolkit or PlanSnap?

HVAC Toolkit ships an update every 6 months, and PlanSnap weekly. Most recently, HVAC Toolkit was updated on September 14, 2026 and PlanSnap on June 11, 2026.

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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.*