# The Heating App vs RefCert

The clearest difference is in-app purchases: RefCert at none against The Heating App's 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. The Heating App sells 2 in-app purchases, starting at $39.99 per month. RefCert asks for nothing beyond the download.

## The numbers

| Metric | The Heating App | RefCert |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 71 MB | 194 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Equitotal Limited](https://appshunter.io/developer/1124880866) | [TFINDER LTD](https://appshunter.io/developer/1895161643) |

## What reviewers say

### The Heating App

[App page](https://appshunter.io/ios/app/the-heating-app/id6446893882)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $39.99 | per month |
| Yearly Subscription | $399.99 | per year |


### RefCert

[App page](https://appshunter.io/ios/app/refcert/id6763098118)

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

**In-app purchases:** none


## Frequently asked questions

### Is The Heating App free?

The Heating App is free to download, with in-app purchases available.

### Is RefCert free?

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

### Do The Heating App or RefCert have ads?

Neither The Heating App nor RefCert 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.*