# Calectro Assistant vs W

The clearest difference is iOS requirement: Calectro Assistant at 12.2 against W's 15. On price, update cadence, ads and in-app purchases 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 4 months. The most recent releases landed on September 9, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Calectro Assistant | W |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Size | 44 MB | 45 MB |
| Requires iOS | **12.2** | 15 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Calectro AB](https://appshunter.io/developer/1679939746) | [LumenRadio AB](https://appshunter.io/developer/1443137236) |

## What reviewers say

### Calectro Assistant

[App page](https://appshunter.io/ios/app/calectro-assistant/id6446990189)

**Features:** macOS Compatibility

**In-app purchases:** none


### W

[App page](https://appshunter.io/ios/app/w-bacnet/id6472276160)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calectro Assistant free?

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

### Is W free?

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

### Do Calectro Assistant or W have ads?

Neither Calectro Assistant nor W shows ads.

### Which is updated more often, Calectro Assistant or W?

Calectro Assistant ships an update every 4 months, and W every 4 months. Most recently, Calectro Assistant was updated on September 9, 2026 and W on September 8, 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.*