# CapApp vs MK. Curtain

The clearest difference is update cadence: CapApp at every 3 days against MK. Curtain's every 3 months. 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.

CapApp ships an update every 3 days, MK. Curtain every 3 months. The most recent releases landed on October 11, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | CapApp | MK. Curtain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/capapp-chimney-cap-builder/id1586324830/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 months |
| Monetization | Free | — |
| Size | 30 MB | 91 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [OneNine Design LLC](https://appshunter.io/developer/1582471278) | [MK Curtain Berhad](https://appshunter.io/developer/1402961892) |

## What reviewers say

### CapApp

[App page](https://appshunter.io/ios/app/capapp-chimney-cap-builder/id1586324830)

Easily design and order custom chimney caps in under a minute by entering your exact measurements. Track your order in real-time from any device.

**Highlights:** Custom chimney cap design, Enter exact measurements, Submit orders quickly, Real-time order tracking, Accessible from any device

**Features:** macOS Compatibility

**In-app purchases:** none


### MK. Curtain

[App page](https://appshunter.io/ios/app/mk-curtain/id1605520241)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CapApp free?

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

### Is MK. Curtain free?

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

### Do CapApp or MK. Curtain have ads?

Neither CapApp nor MK. Curtain shows ads.

### Which is updated more often, CapApp or MK. Curtain?

CapApp ships an update every 3 days, and MK. Curtain every 3 months. Most recently, CapApp was updated on October 11, 2026 and MK. Curtain on October 4, 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.*