# AbtoVoIPClient vs Sona UC

AbtoVoIPClient and Sona UC are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

AbtoVoIPClient ships an update every 5 months, Sona UC every 9 months. The most recent releases landed on October 23, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | AbtoVoIPClient | Sona UC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/abtovoipclient/id527208668/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 9 months |
| Monetization | Free | — |
| Size | 12 MB | 68 MB |
| Requires iOS | 15.6 | **15** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sviatoslav Volodymyruvych Litynsky Private Enterpreneur](https://appshunter.io/developer/329178119) | [Sona Business B.V.](https://appshunter.io/developer/1436579015) |

## What reviewers say

### AbtoVoIPClient

[App page](https://appshunter.io/ios/app/abtovoipclient/id527208668)

This application provides voice and video calling capabilities, along with text chat, for users with SIP accounts. It supports direct calls between clients and offers secure communication options. The app integrates with native iOS call features for a seamless user experience.

**Highlights:** Voice calls, Video calls, Text chat, Works with all popular SIP servers, Direct calls between clients, Secure calls using SRTP/ZRTP, CallKit integration

**Features:** macOS Compatibility

**In-app purchases:** none


### Sona UC

[App page](https://appshunter.io/ios/app/sona-uc/id6747425441)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AbtoVoIPClient free?

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

### Is Sona UC free?

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

### Do AbtoVoIPClient or Sona UC have ads?

Neither AbtoVoIPClient nor Sona UC shows ads.

### Which is updated more often, AbtoVoIPClient or Sona UC?

AbtoVoIPClient ships an update every 5 months, and Sona UC every 9 months. Most recently, AbtoVoIPClient was updated on October 23, 2026 and Sona UC on October 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.*