# CallOne Softphone vs Ditovox

The clearest difference is update cadence: CallOne Softphone at every 3 months against Ditovox's every 8 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.

CallOne Softphone ships an update every 3 months, Ditovox every 8 months. The most recent releases landed on October 25, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | CallOne Softphone | Ditovox |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 8 months |
| Size | 97 MB | 97 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [CallOne GmbH](https://appshunter.io/developer/1652646749) | [CITOVOX AG](https://appshunter.io/developer/1524384095) |

## What reviewers say

### CallOne Softphone

[App page](https://appshunter.io/ios/app/callone-softphone/id6444151385)

**In-app purchases:** none


### Ditovox

[App page](https://appshunter.io/ios/app/ditovox/id6479920805)

**In-app purchases:** none


## Frequently asked questions

### Is CallOne Softphone free?

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

### Is Ditovox free?

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

### Do CallOne Softphone or Ditovox have ads?

Neither CallOne Softphone nor Ditovox shows ads.

### Which is updated more often, CallOne Softphone or Ditovox?

CallOne Softphone ships an update every 3 months, and Ditovox every 8 months. Most recently, CallOne Softphone was updated on October 25, 2026 and Ditovox on October 27, 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.*