# TVTT Tech vs VoicePBX

The clearest difference is update cadence: VoicePBX at every 3 days against TVTT Tech's weekly. TVTT Tech's advantage is iOS requirement (12.0 vs 15.0). 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.

TVTT Tech ships an update weekly, VoicePBX every 3 days. The most recent releases landed on November 4, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | TVTT Tech | VoicePBX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Size | 133 MB | 22 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [BYTECH VIET NAM JOINT STOCK COMPANY](https://appshunter.io/developer/1575225010) | [V9 TECHNOLOGY JOINT STOCK COMPANY](https://appshunter.io/developer/1615750272) |

## What reviewers say

### TVTT Tech

[App page](https://appshunter.io/ios/app/tvtt-tech/id6474230906)

**Features:** macOS Compatibility

**In-app purchases:** none


### VoicePBX

[App page](https://appshunter.io/ios/app/voicepbx/id6791209874)

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

**In-app purchases:** none


## Frequently asked questions

### Is TVTT Tech free?

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

### Is VoicePBX free?

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

### Do TVTT Tech or VoicePBX have ads?

Neither TVTT Tech nor VoicePBX shows ads.

### Which is updated more often, TVTT Tech or VoicePBX?

TVTT Tech ships an update weekly, and VoicePBX every 3 days. Most recently, TVTT Tech was updated on November 4, 2026 and VoicePBX on November 13, 2026.

---

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