# Onebox vs Vai Phone

The clearest difference is review sentiment: Vai Phone at 100% against Onebox's 35%. Vai Phone also leads on rating (5.0 vs 3.0) and monetization model (free vs ad-supported). Onebox's advantage is ratings volume (46 vs 1). On price, update cadence, 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.

Vai Phone holds the better App Store score, 5.0 against 3.0. That said, the two scores are not equally well evidenced: Onebox has 46 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 35% of Onebox's written reviews are positive against 100% of Vai Phone's.

Onebox ships an update every 4 weeks, Vai Phone every 3 weeks. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Onebox | Vai Phone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (46 ratings)](https://appshunter.io/ios/app/onebox-virtual-phone-system/id338908820/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/vai-phone/id1497588421/reviews)** |
| Number of ratings | **46** | 1 |
| Positive reviews | 35.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 3 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 202 MB | 25 MB |
| Requires iOS | 15.0 | **9.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [J2 Web Services, Inc.](https://appshunter.io/developer/1496258416) | [Blast Technologies Pty Ltd](https://appshunter.io/developer/1497588420) |

## What reviewers say

### Onebox

[App page](https://appshunter.io/ios/app/onebox-virtual-phone-system/id338908820)

This app provides a virtual phone system for small businesses, enabling VoIP calling, reliable notifications, and smart call handling on mobile devices. It offers enhanced contact management and detailed call logs for better business communication.

**Highlights:** VoIP calling within the app, Reliable push notifications, Enhanced shared contact management, Flexible call routing and handling, Detailed call logs, Voicemail transcription and messaging, Custom greeting for incoming calls

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Fast performance
- 💡 Caller ID customization
- 💡 Call recording feature
- 💡 Faxing capability

**What reviewers complain about**

- 🐛 Frequent crashes
- 🐛 App freezes
- 🐛 Unreliable functionality
- 🐛 Poor call quality
- 🐛 Notification issues

**Reported bugs**

- Outgoing calls not working
- App freezes during calls
- Sound notification not working
- Texting not working or slow
- App doesn't ring phone

**Requested features**

- Email functionality
- Individual extension login
- Improved notification system
- Call transfer feature
- Dark mode


### Vai Phone

[App page](https://appshunter.io/ios/app/vai-phone/id1497588421)

This app provides a full-featured Cloud PBX system, enabling users to make calls with a virtual phone system. Features include auto-attendant, music on hold, and call recordings, all for free.

**Highlights:** Cloud PBX system, Auto Attendant, Music on Hold, Call Recordings, Free to use

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Onebox free?

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

### Is Vai Phone free?

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

### Which has better reviews, Onebox or Vai Phone?

Vai Phone is rated higher. Onebox averages 3.0 out of 5 from 46 ratings, while Vai Phone averages 5.0 from 1 ratings.

### Do Onebox or Vai Phone have ads?

Neither Onebox nor Vai Phone shows ads.

### Which is updated more often, Onebox or Vai Phone?

Onebox ships an update every 4 weeks, and Vai Phone every 3 weeks. Most recently, Onebox was updated on October 23, 2026 and Vai Phone on October 24, 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.*