# Alobulut vs Knmaster

The clearest difference is update cadence: Knmaster at daily against Alobulut's every 19 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.

Alobulut ships an update every 19 months, Knmaster daily. The most recent releases landed on September 18, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Alobulut | Knmaster |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Daily** |
| Monetization | Free | — |
| Size | 57 MB | 62 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [D2 BILGI TEKNOLOJILERI HABERLESME YAZILIM VE GUVENLIK SISTEMLERI TICARET LIMITED SIRKETI](https://appshunter.io/developer/1746643690) | [Zekai Demir](https://appshunter.io/developer/1861931895) |

## What reviewers say

### Alobulut

[App page](https://appshunter.io/ios/app/alobulut/id6502743531)

This app enables you to use your company's internal phone numbers on your mobile device via VoIP technology. Make internal voice and video calls, send messages, and manage calls with features like call forwarding and conferencing.

**Highlights:** VoIP calling via SIP protocol, Internal voice and video calls, Instant messaging with colleagues, Shared company directory, Call forwarding and conferencing, Push notifications for missed calls

**Features:** macOS Compatibility

**In-app purchases:** none


### Knmaster

[App page](https://appshunter.io/ios/app/knmaster/id6804530125)

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

**In-app purchases:** none


## Frequently asked questions

### Is Alobulut free?

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

### Is Knmaster free?

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

### Do Alobulut or Knmaster have ads?

Neither Alobulut nor Knmaster shows ads.

### Which is updated more often, Alobulut or Knmaster?

Alobulut ships an update every 19 months, and Knmaster daily. Most recently, Alobulut was updated on September 18, 2026 and Knmaster on September 17, 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.*