# Dierre Smart Door vs count!!

The clearest difference is iOS requirement: Dierre Smart Door at 9.0 against count!!'s 17.4. 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 25 months. The most recent releases landed on October 17, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Dierre Smart Door | count!! |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 25 months | Every 25 months |
| Size | 19 MB | 1 MB |
| Requires iOS | **9.0** | 17.4 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Dierre Spa](https://appshunter.io/developer/450736225) | [Juyeon Yu](https://appshunter.io/developer/1499305185) |

## What reviewers say

### Dierre Smart Door

[App page](https://appshunter.io/ios/app/dierre-smart-door/id452715336)

**In-app purchases:** none


### count!!

[App page](https://appshunter.io/ios/app/count/id6670269897)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Dierre Smart Door free?

Dierre Smart Door is free to download, with no in-app purchases.

### Is count!! free?

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

### Do Dierre Smart Door or count!! have ads?

Neither Dierre Smart Door nor count!! shows ads.

### Which is updated more often, Dierre Smart Door or count!!?

Dierre Smart Door ships an update every 25 months, and count!! every 25 months. Most recently, Dierre Smart Door was updated on October 17, 2026 and count!! on October 7, 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.*