# i3 pro vs Zeller remote

i3 pro and Zeller remote are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

i3 pro ships an update monthly, Zeller remote every 3 weeks. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | i3 pro | Zeller remote |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (7 ratings)](https://appshunter.io/ios/app/i3-pro/id1039770224/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 38.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 57 MB | 3 MB |
| Requires iOS | 15.0 | 15 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [iRidium Ltd.](https://appshunter.io/developer/1050642680) | [Ismail KEVEN](https://appshunter.io/developer/1786952810) |

## What reviewers say

### i3 pro

[App page](https://appshunter.io/ios/app/i3-pro/id1039770224)

Control smart home, office, and hotel automation systems from a single interface. Integrate various devices and create custom control experiences tailored to individual needs and status. Supports KNX and HDL buspro automation systems.

**Highlights:** Smart home, office, hotel automation control, Integrates multimedia and IoT gadgets, Customizable unique interfaces, Control security, climate, lighting, AV, intercom, Supports KNX and HDL buspro, Driver Development Kit for custom device control

**In-app purchases:** none


### Zeller remote

[App page](https://appshunter.io/ios/app/zeller-remote/id6739773720)

**In-app purchases:** none


## Frequently asked questions

### Is i3 pro free?

i3 pro is free to download, with no in-app purchases.

### Is Zeller remote free?

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

### Do i3 pro or Zeller remote have ads?

Neither i3 pro nor Zeller remote shows ads.

### Which is updated more often, i3 pro or Zeller remote?

i3 pro ships an update monthly, and Zeller remote every 3 weeks. Most recently, i3 pro was updated on November 6, 2026 and Zeller remote on October 30, 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.*