# DOMSIP vs Kapster

The clearest difference is update cadence: Kapster at weekly against DOMSIP's every 6 weeks. DOMSIP's advantage is iOS requirement (10.0 vs 12.0). 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.

DOMSIP ships an update every 6 weeks, Kapster weekly. The most recent releases landed on October 6, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | DOMSIP | Kapster |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 71 MB | 30 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sergey Nekrasov](https://appshunter.io/developer/1486583788) | [Kapster TOO](https://appshunter.io/developer/1733281655) |

## What reviewers say

### DOMSIP

[App page](https://appshunter.io/ios/app/domsip/id1486583789)

This app allows you to answer intercom calls and open doors remotely using your smartphone. See and speak to visitors from anywhere in the world, enhancing your home's security and convenience. It works exclusively with compatible intercom equipment.

**Highlights:** Remote door unlocking, See and speak to visitors, Receive intercom calls on phone, Control yard gates, Global access, Enhanced home security

**Features:** macOS Compatibility

**In-app purchases:** none


### Kapster

[App page](https://appshunter.io/ios/app/kapster/id6478545798)

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

**In-app purchases:** none


## Frequently asked questions

### Is DOMSIP free?

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

### Is Kapster free?

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

### Do DOMSIP or Kapster have ads?

Neither DOMSIP nor Kapster shows ads.

### Which is updated more often, DOMSIP or Kapster?

DOMSIP ships an update every 6 weeks, and Kapster weekly. Most recently, DOMSIP was updated on October 6, 2026 and Kapster on October 1, 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.*