# iTeleCenter vs OnRelay

The clearest difference is ratings volume: iTeleCenter at 130 against OnRelay's 2. iTeleCenter also leads on device support (3 vs 1) and iOS requirement (14.0 vs 16.4). OnRelay's advantage is rating (5.0 vs 4.7) and update cadence (every 3 weeks vs every 6 weeks). On price, ads, in-app purchases and monetization model there is nothing between them.

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

OnRelay holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: iTeleCenter has 130 ratings behind it against 2, so its average is the more settled of the two.

iTeleCenter ships an update every 6 weeks, OnRelay every 3 weeks. The most recent releases landed on September 22, 2026 and June 12, 2026 respectively.

## The numbers

| Metric | iTeleCenter | OnRelay |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (130 ratings)](https://appshunter.io/ios/app/itelecenter/id426417970/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/onrelay/id976971765/reviews)** |
| Number of ratings | **130** | 2 |
| Positive reviews | 61.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 18 MB | 10 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [COA Network](https://appshunter.io/developer/426417973) | [OR Inc](https://appshunter.io/developer/687764706) |

## What reviewers say

### iTeleCenter

[App page](https://appshunter.io/ios/app/itelecenter/id426417970)

This app transforms your mobile phone into a virtual office, allowing you to manage business calls, voicemails, and faxes. It keeps your personal number private while enabling professional communication and message management.

**Highlights:** Use virtual number as caller ID, Return calls from messages, Manage business messages and faxes, Receive push notifications, Read voicemails, View faxes

**Features:** macOS Compatibility

**In-app purchases:** none


### OnRelay

[App page](https://appshunter.io/ios/app/onrelay/id976971765)

This business phone service allows you to manage your company's mainline calls and use your business phone numbers directly from your smartphone. It eliminates the need for traditional desk phones and on-premises hardware, offering features like auto attendants and call transfers. Seamlessly separate business and personal calls while enabling texting and instant messaging.

**Highlights:** Use business phone numbers on smartphone, Manage company mainline calls, Auto attendant and call transfers, Separate business and personal calls, Texting and instant messaging, Works over any carrier, not VoIP

**In-app purchases:** none


## Frequently asked questions

### Is iTeleCenter free?

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

### Is OnRelay free?

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

### Which has better reviews, iTeleCenter or OnRelay?

OnRelay is rated higher. iTeleCenter averages 4.7 out of 5 from 130 ratings, while OnRelay averages 5.0 from 2 ratings.

### Do iTeleCenter or OnRelay have ads?

Neither iTeleCenter nor OnRelay shows ads.

### Which is updated more often, iTeleCenter or OnRelay?

iTeleCenter ships an update every 6 weeks, and OnRelay every 3 weeks. Most recently, iTeleCenter was updated on September 22, 2026 and OnRelay on June 12, 2026.

---

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