# Unre Vortex App vs METH

The clearest difference is update cadence: METH at every 4 days against Unre Vortex App's every 2 weeks. Unre Vortex App's advantage is iOS requirement (12.0 vs 14.0.0). 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.

Unre Vortex App ships an update every 2 weeks, METH every 4 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Unre Vortex App | METH |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/meth-meth/id6670773933/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | — | Free |
| Size | 136 MB | 48 MB |
| Requires iOS | **12.0** | 14.0.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Unre(Shanghai) Information Technology Ltd.,](https://appshunter.io/developer/1447209174) | [Tj Business Group S.A. de C.V.](https://appshunter.io/developer/1492943861) |

## What reviewers say

### Unre Vortex App

[App page](https://appshunter.io/ios/app/unre-vortex-app/id1616132575)

**Features:** macOS Compatibility

**In-app purchases:** none


### METH

[App page](https://appshunter.io/ios/app/meth-meth/id6670773933)

Configure, control, and monitor your methanol injection kit directly from your mobile device. This utility app provides essential tools for managing your injection system's performance.

**Highlights:** Configure injection kit settings, Control injection kit operation, Monitor injection kit performance, Mobile device integration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Unre Vortex App free?

Unre Vortex App is free to download, with no in-app purchases.

### Is METH free?

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

### Do Unre Vortex App or METH have ads?

Neither Unre Vortex App nor METH shows ads.

### Which is updated more often, Unre Vortex App or METH?

Unre Vortex App ships an update every 2 weeks, and METH every 4 days. Most recently, Unre Vortex App was updated on November 3, 2026 and METH on October 30, 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.*