# Ultra Boost vs LuebCheck Plus

The clearest difference is iOS requirement: Ultra Boost at 12.0 against LuebCheck Plus's 16.0. 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.

Ultra Boost ships an update every 2 months, LuebCheck Plus monthly. The most recent releases landed on October 8, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Ultra Boost | LuebCheck Plus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/ultra-boost/id1471601228/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | — |
| Size | 81 MB | 157 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [ECU=SHOP](https://appshunter.io/developer/1389703440) | [INF SYSTEMS PTE LTD](https://appshunter.io/developer/1615514453) |

## What reviewers say

### Ultra Boost

[App page](https://appshunter.io/ios/app/ultra-boost/id1471601228)

This application allows users to wirelessly adjust fuel supply and monitor engine performance metrics like RPM, boost, and speed. It offers four operating modes, including an AI mode, to optimize engine output and increase horsepower.

**Highlights:** Wireless fuel supply adjustment, RPM, boost, and speed display, Four operating modes with AI, Monitor oil pressure and air flow, GPS speed and weather data

**Features:** Vision Pro support

**In-app purchases:** none


### LuebCheck Plus

[App page](https://appshunter.io/ios/app/luebcheck-plus/id6756413825)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ultra Boost free?

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

### Is LuebCheck Plus free?

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

### Do Ultra Boost or LuebCheck Plus have ads?

Neither Ultra Boost nor LuebCheck Plus shows ads.

### Which is updated more often, Ultra Boost or LuebCheck Plus?

Ultra Boost ships an update every 2 months, and LuebCheck Plus monthly. Most recently, Ultra Boost was updated on October 8, 2026 and LuebCheck Plus on October 11, 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.*