# Arkteos vs Doozis

The clearest difference is in-app purchases: Arkteos at none against Doozis's 6. Arkteos also leads on device support (4 vs 2). Doozis's advantage is update cadence (every 2 weeks vs every 10 months) and iOS requirement (13.0 vs 15.0). On price and ads there is nothing between them.

Both are free to download. Doozis sells 4 in-app purchases, starting at $4.99 per month. Arkteos asks for nothing beyond the download.

Arkteos ships an update every 10 months, Doozis every 2 weeks. The most recent releases landed on October 8, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Arkteos | Doozis |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 31 MB | 129 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ARKTEOS](https://appshunter.io/developer/1263010528) | [Doozis](https://appshunter.io/developer/1802569614) |

## What reviewers say

### Arkteos

[App page](https://appshunter.io/ios/app/arkteos/id1542792594)

Control your ARKTEOS heat pump remotely via your smartphone or tablet. Manage heating, cooling, hot water, and pool functions. Access all features of your heat pump's touchscreen interface from anywhere.

**Highlights:** Remote heat pump control, Zone heating/cooling management, Hot water production management, Pool management, Status and feedback information, Heat pump parameter settings

**Features:** Vision Pro support

**In-app purchases:** none


### Doozis

[App page](https://appshunter.io/ios/app/doozis/id6743390051)

**Features:** Apple Wallet, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscription Premium (Monthly) | $4.99 | per month |
| Subscription Premium + (Monthly) | $9.99 | per month |
| Subscription Premium (Yearly) | $49.99 | per year |
| Subscription Premium (Yearly) | $99.99 | per year |


## Frequently asked questions

### Is Arkteos free?

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

### Is Doozis free?

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

### Do Arkteos or Doozis have ads?

Neither Arkteos nor Doozis shows ads.

### Which is updated more often, Arkteos or Doozis?

Arkteos ships an update every 10 months, and Doozis every 2 weeks. Most recently, Arkteos was updated on October 8, 2026 and Doozis on October 2, 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.*