# Airmil２ vs Kachaka

The clearest difference is update cadence: Kachaka at every 5 weeks against Airmil２'s every 5 months. Airmil２'s advantage is iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

Airmil２ ships an update every 5 months, Kachaka every 5 weeks. The most recent releases landed on October 4, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Airmil２ | Kachaka |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kachaka/id1607017048/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 5 weeks** |
| Monetization | — | Free |
| Size | 34 MB | 94 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [RATOC Systems, Inc.](https://appshunter.io/developer/568725272) | [Preferred Robotics, Inc.](https://appshunter.io/developer/1607017050) |

## What reviewers say

### Airmil２

[App page](https://appshunter.io/ios/app/airmil/id1525839857)

**In-app purchases:** none


### Kachaka

[App page](https://appshunter.io/ios/app/kachaka/id1607017048)

Transform your living space with smart furniture that moves autonomously. Create dynamic room layouts for living, dining, or kitchen use with simple app controls. Schedule furniture movements for daily routines or convenience.

**Highlights:** Autonomous furniture movement, Customizable room layouts, One-tap shortcut controls, Schedule furniture for routines, Designate no-entry zones, Voice command integration

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

**In-app purchases:** none


## Frequently asked questions

### Is Airmil２ free?

Airmil２ is free to download, with no in-app purchases.

### Is Kachaka free?

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

### Do Airmil２ or Kachaka have ads?

Neither Airmil２ nor Kachaka shows ads.

### Which is updated more often, Airmil２ or Kachaka?

Airmil２ ships an update every 5 months, and Kachaka every 5 weeks. Most recently, Airmil２ was updated on October 4, 2026 and Kachaka on November 3, 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.*