# HVACsim vs Nullface Me

The clearest difference is in-app purchases: Nullface Me at none against HVACsim's 1. HVACsim's advantage is iOS requirement (13.4 vs 26.2). On price, ads and device support there is nothing between them.

Both are free to download. HVACsim sells 1 one-off in-app purchase. Nullface Me asks for nothing beyond the download.

## The numbers

| Metric | HVACsim | Nullface Me |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.6 (10 ratings)](https://appshunter.io/ios/app/hvacsim/id6740935191/reviews)** | — |
| Number of ratings | **10** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 20 MB | 84 MB |
| Requires iOS | **13.4** | 26.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nauman Innovation Group LLC](https://appshunter.io/developer/1764933586) | [RAMBO ANDERSON-YOU](https://appshunter.io/developer/1874176328) |

## What reviewers say

### HVACsim

[App page](https://appshunter.io/ios/app/hvacsim/id6740935191)

This app offers interactive learning and real-world data analysis to help HVAC professionals diagnose and troubleshoot systems. It provides personalized training plans, skill assessments, and team management tools for contractors.

**Highlights:** Technical Knowledge Evaluator, Individualized Learning Plans, Real-World Data Analysis, Team Management Tools, Continuous Learning Library

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access | $29.99 | one-time |


### Nullface Me

[App page](https://appshunter.io/ios/app/nullface-me/id6758647234)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HVACsim free?

HVACsim is free to download, with in-app purchases available.

### Is Nullface Me free?

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

### Do HVACsim or Nullface Me have ads?

Neither HVACsim nor Nullface Me shows ads.

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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.*