# O.Tech vs Ambientika App

The clearest difference is device support: Ambientika App at 2 against O.Tech's —. On price, update cadence, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 7 months. The most recent releases landed on October 6, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | O.Tech | Ambientika App |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 29.8% of reviews |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | Every 7 months | Every 7 months |
| Monetization | — | Free |
| Size | 13 MB | 14 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [EP spa](https://appshunter.io/developer/1688557966) | [Software Felix](https://appshunter.io/developer/1694661782) |

## What reviewers say

### O.Tech

[App page](https://appshunter.io/ios/app/otech/id6449295462)

**In-app purchases:** none


### Ambientika App

[App page](https://appshunter.io/ios/app/ambientika-app/id6450736235)

Control and configure your home's heat recovery units remotely. Manage multiple units as a single system or individually, with over ten operating modes and four airflow settings. Monitor indoor air quality and external environmental conditions.

**Highlights:** Remote configuration and control, Manage multiple units, Over ten operating modes, Four airflow settings, Monitor indoor air quality, External weather integration

**In-app purchases:** none


## Frequently asked questions

### Is O.Tech free?

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

### Is Ambientika App free?

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

### Which is updated more often, O.Tech or Ambientika App?

O.Tech ships an update every 7 months, and Ambientika App every 7 months. Most recently, O.Tech was updated on October 6, 2026 and Ambientika App on October 17, 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.*