# iTelephonica vs CompanyBook

The clearest difference is update cadence: iTelephonica at fortnightly against CompanyBook's every 5 months. iTelephonica also leads on device support (4 vs 2). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

iTelephonica ships an update fortnightly, CompanyBook every 5 months. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | iTelephonica | CompanyBook |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 months |
| Monetization | Free | — |
| Size | 103 MB | 2 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Telephonica Inc](https://appshunter.io/developer/1688832073) | [CAMPANY BOOK E-TICARET PAZARLAMA REKLAMCILIK VE TICARET LIMITED SIRKETI](https://appshunter.io/developer/1819890852) |

## What reviewers say

### iTelephonica

[App page](https://appshunter.io/ios/app/itelephonica/id6449381244)

This business communication app extends your office phone system to your mobile devices. Make and receive calls, manage multiple conversations, and record calls from anywhere. It supports high-definition video and a wide range of audio codecs for seamless communication.

**Highlights:** SIP-based softphone, Unified communications, Mobile call management, High-definition video calls, Call recording, Contact list integration, Collaboration tools

**Features:** Vision Pro support

**In-app purchases:** none


### CompanyBook

[App page](https://appshunter.io/ios/app/companybook/id6747111002)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iTelephonica free?

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

### Is CompanyBook free?

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

### Do iTelephonica or CompanyBook have ads?

Neither iTelephonica nor CompanyBook shows ads.

### Which is updated more often, iTelephonica or CompanyBook?

iTelephonica ships an update fortnightly, and CompanyBook every 5 months. Most recently, iTelephonica was updated on October 24, 2026 and CompanyBook on October 30, 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.*