# Zadarma vs Aviatus

The clearest difference is update cadence: Aviatus at every 5 days against Zadarma's every 2 months. Zadarma's advantage is iOS requirement (13.0 vs 15.0). 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.

Zadarma ships an update every 2 months, Aviatus every 5 days. The most recent releases landed on October 29, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Zadarma | Aviatus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (71 ratings)](https://appshunter.io/ios/app/zadarma/id905897821/reviews)** | — |
| Number of ratings | **71** | — |
| Positive reviews | 40.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 73 MB | 51 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Zadarma Project](https://appshunter.io/developer/984451132) | [NAVI.SH LLC](https://appshunter.io/developer/1352778705) |

## What reviewers say

### Zadarma

[App page](https://appshunter.io/ios/app/zadarma/id905897821)

This VoIP app allows you to make and receive calls and SMS using a virtual number and PBX. It offers features like call transfer, recording, and an AI voice agent to automate incoming calls. Seamlessly integrate with CRM and ERP systems for enhanced business communication.

**Highlights:** Virtual numbers and PBX, Call transfer, Call recordings, SMS messaging, AI Voice Agent, CRM integration

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

**In-app purchases:** none


### Aviatus

[App page](https://appshunter.io/ios/app/aviatus/id6794956797)

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

**In-app purchases:** none


## Frequently asked questions

### Is Zadarma free?

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

### Is Aviatus free?

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

### Do Zadarma or Aviatus have ads?

Neither Zadarma nor Aviatus shows ads.

### Which is updated more often, Zadarma or Aviatus?

Zadarma ships an update every 2 months, and Aviatus every 5 days. Most recently, Zadarma was updated on October 29, 2026 and Aviatus on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*