# HVAC Know It All vs Technicians Toolkit

The clearest difference is in-app purchases: Technicians Toolkit at none against HVAC Know It All's 2. Technicians Toolkit also leads on update cadence (every 3 weeks vs every 6 months) and rating (5.0 vs 4.8). HVAC Know It All's advantage is ratings volume (221 vs 1). On price and ads there is nothing between them.

Both are free to download. HVAC Know It All sells 2 in-app purchases, starting at $0.99 per month. Technicians Toolkit asks for nothing beyond the download.

Technicians Toolkit holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: HVAC Know It All has 221 ratings behind it against 1, so its average is the more settled of the two.

HVAC Know It All ships an update every 6 months, Technicians Toolkit every 3 weeks. The most recent releases landed on October 16, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | HVAC Know It All | Technicians Toolkit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (221 ratings)](https://appshunter.io/ios/app/hvac-know-it-all/id1548260016/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/technicians-toolkit/id6757151879/reviews)** |
| Number of ratings | **221** | 1 |
| Positive reviews | 83.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | Subscription | **Free** |
| Size | 67 MB | 78 MB |
| Requires iOS | 17.0 | **15.5** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [HVAC Know It All Inc.](https://appshunter.io/developer/1548260018) | [Mr Rashid](https://appshunter.io/developer/1647995050) |

## What reviewers say

### HVAC Know It All

[App page](https://appshunter.io/ios/app/hvac-know-it-all/id1548260016)

Connect with HVAC/R professionals to enhance your skills through educational discussions. This app aims to help technicians, installers, owners, educators, and students improve their expertise in the trade.

**Highlights:** Educational discussions, Professional networking, Skill enhancement, Trade knowledge sharing, Technician resources

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Yearly Subscription | $9.99 | per year |

**What reviewers like**

- 👍 Excellent community for tradespeople
- 💡 Vast knowledge sharing among professionals
- 🚀 Game-changer for HVAC technicians
- 🤝 Supportive and non-judgmental environment
- 📚 Great resource for learning and growth

**What reviewers complain about**

- 💰 Forced to pay before accessing content
- 🤔 Subscription fee not clearly stated upfront
- 🚫 App makes you pay before you can test it
- 📉 Limited content in residential group
- ❓ Suspect 5-star reviews, potentially fake

**Requested features**

- More content for the residential group


### Technicians Toolkit

[App page](https://appshunter.io/ios/app/technicians-toolkit/id6757151879)

This app offers HVAC, electrical, and mechanical professionals a comprehensive set of tools for the job site. It includes technical data, calculators, business management features, educational resources, and a community forum.

**Highlights:** Technical tools database, HVAC calculators, Business management tools, Industry education resources, Community chat, Wiring diagrams

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

**In-app purchases:** none


## Frequently asked questions

### Is HVAC Know It All free?

HVAC Know It All is free to download, with in-app purchases available.

### Is Technicians Toolkit free?

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

### Which has better reviews, HVAC Know It All or Technicians Toolkit?

Technicians Toolkit is rated higher. HVAC Know It All averages 4.8 out of 5 from 221 ratings, while Technicians Toolkit averages 5.0 from 1 ratings.

### Do HVAC Know It All or Technicians Toolkit have ads?

Neither HVAC Know It All nor Technicians Toolkit shows ads.

### Which is updated more often, HVAC Know It All or Technicians Toolkit?

HVAC Know It All ships an update every 6 months, and Technicians Toolkit every 3 weeks. Most recently, HVAC Know It All was updated on October 16, 2026 and Technicians Toolkit on October 8, 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.*