# Delphos Mobile Client vs The Heating App

The clearest difference is in-app purchases: Delphos Mobile Client at none against The Heating App's 2. On price, update cadence, ads and device support there is nothing between them.

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

Delphos Mobile Client ships an update every 6 weeks, The Heating App every 2 months. Both last shipped on September 17, 2026.

## The numbers

| Metric | Delphos Mobile Client | The Heating App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Size | 47 MB | 71 MB |
| Requires iOS | 16.1 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Delphos Project Services Limited](https://appshunter.io/developer/988845527) | [Equitotal Limited](https://appshunter.io/developer/1124880866) |

## What reviewers say

### Delphos Mobile Client

[App page](https://appshunter.io/ios/app/delphos-mobile-client/id988845528)

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Delphos Mobile Client free?

Delphos Mobile Client is free to download, with no in-app purchases.

### Is The Heating App free?

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

### Do Delphos Mobile Client or The Heating App have ads?

Neither Delphos Mobile Client nor The Heating App shows ads.

### Which is updated more often, Delphos Mobile Client or The Heating App?

Delphos Mobile Client ships an update every 6 weeks, and The Heating App every 2 months. Most recently, Delphos Mobile Client was updated on September 17, 2026 and The Heating App on September 17, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*