# Central Office vs Telatel One

The clearest difference is update cadence: Telatel One at every 2 months against Central Office's every 8 months. Central Office's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On price, ads and in-app purchases there is nothing between them.

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

Central Office ships an update every 8 months, Telatel One every 2 months. The most recent releases landed on September 17, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Central Office | Telatel One |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (19 ratings)](https://appshunter.io/ios/app/central-office/id1019596669/reviews)** | — |
| Number of ratings | **19** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 208 MB | 115 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [XChange Telecom Corp](https://appshunter.io/developer/976296434) | [TELATEL TELECOM](https://appshunter.io/developer/1802648113) |

## What reviewers say

### Central Office

[App page](https://appshunter.io/ios/app/central-office/id1019596669)

This app provides a unified communications solution for business professionals, integrating voice, chat, and enterprise features. Stay connected globally with a business presence, offering features like individual DIDs, visual voicemail, and HD video calls.

**Highlights:** Unified voice and chat communication, Individual DIDs with free FAX, Visual voicemail, HD video calls, Automated attendants, Global connectivity, Scalable hosted PBX system

**Features:** macOS Compatibility, Siri integration

**In-app purchases:** none


### Telatel One

[App page](https://appshunter.io/ios/app/telatel-one/id6743405309)

**In-app purchases:** none


## Frequently asked questions

### Is Central Office free?

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

### Is Telatel One free?

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

### Do Central Office or Telatel One have ads?

Neither Central Office nor Telatel One shows ads.

### Which is updated more often, Central Office or Telatel One?

Central Office ships an update every 8 months, and Telatel One every 2 months. Most recently, Central Office was updated on September 17, 2026 and Telatel One on September 9, 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.*