# UED vs VocaX

The clearest difference is update cadence: VocaX at every 6 days against UED's every 3 months. VocaX also leads on iOS requirement (12.0 vs 15.6). 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.

UED ships an update every 3 months, VocaX every 6 days. The most recent releases landed on October 25, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | UED | VocaX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 days** |
| Size | 47 MB | 32 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cantho University Software Center](https://appshunter.io/developer/552637604) | [Nhat Tanh Le](https://appshunter.io/developer/1714747624) |

## What reviewers say

### UED

[App page](https://appshunter.io/ios/app/ued-sv/id6473126830)

**Features:** macOS Compatibility

**In-app purchases:** none


### VocaX

[App page](https://appshunter.io/ios/app/vocax/id6480278562)

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

**In-app purchases:** none


## Frequently asked questions

### Is UED free?

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

### Is VocaX free?

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

### Do UED or VocaX have ads?

Neither UED nor VocaX shows ads.

### Which is updated more often, UED or VocaX?

UED ships an update every 3 months, and VocaX every 6 days. Most recently, UED was updated on October 25, 2026 and VocaX on September 29, 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.*